Fare Guide
Estimated lowest fares found within 7 days
Cheapest Airline

Cheapest Month
No data available
Cheapest Day of the Week
Friday
Cheapest Airline

The cheapest airline(s) flying from Buffalo to Seattle is Frontier Airlines.
Cheapest Month
No data available
No data available
Currently we do not have data for this specific route. Please try to search directly from our search form
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Cheapest Day of the Week
Friday
The cheapest day(s) of the week to fly from Buffalo to Seattle is Friday.
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Sun Sunday
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Mon Monday
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Tue Tuesday
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Wed Wednesday
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Thu Thursday
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Fri Friday
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Sat Saturday
Flight Schedules
Last Updated: Fri, 2 May, 2025
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05:10 BUF10:15 SEA8Hrs, 05m 1 Stop (ORD)
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BUFBuffalo Airport 05:10 - SEA 10:15 8h 05m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 05:10ORDChicago O'Hare International Airport 07:35
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ORDChicago O'Hare International Airport 06:05SEASeattle/Tacoma International Airport 10:15
- 8h 05m (1h 30m)
- 1 Stop ORD · Chicago 1h 30m
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American Airlines (AA 4377)Embraer Emb 175 American Airlines (AA 2299)Airbus -
American Airlines (AA 4377) -
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05:10 BUF10:27 SEA8Hrs, 17m 1 Stop (ORD)
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BUFBuffalo Airport 05:10 - SEA 10:27 8h 17m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 05:10ORDChicago O'Hare International Airport 08:00
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ORDChicago O'Hare International Airport 06:05SEASeattle/Tacoma International Airport 10:27
- 8h 17m (1h 55m)
- 1 Stop ORD · Chicago 1h 55m
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American Airlines (AA 4377)Embraer Emb 175 Alaska Airlines (AS 409)Boeing 737 800 -
American Airlines (AA 4377) -
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10:34 PDX06:05 ORD9Hrs, 21m 1 Stop (SEA)
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PDXPortland Airport 10:34 - ORD 06:05 9h 21m 1 Stop (SEA) Seattle
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PDXPortland Airport 10:34BUFBuffalo Airport 05:10
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SEASeattle/Tacoma International Airport 11:31ORDChicago O'Hare International Airport 06:05
- 9h 21m (2h 06m)
- 1 Stop SEA · Seattle 2h 06m
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Alaska Airlines (AS 3431)Embraer Emb 175 American Airlines (AA 4377)Embraer Emb 175 -
Alaska Airlines (AS 3431) -
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10:34 PDX06:05 ORD9Hrs, 21m 1 Stop (SEA)
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PDXPortland Airport 10:34 - ORD 06:05 9h 21m 1 Stop (SEA) Seattle
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PDXPortland Airport 10:34BUFBuffalo Airport 05:10
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SEASeattle/Tacoma International Airport 11:31ORDChicago O'Hare International Airport 06:05
- 9h 21m (2h 06m)
- 1 Stop SEA · Seattle 2h 06m
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Alaska Airlines (AS 3431)Embraer Emb 175 American Airlines (AA 4377)Embraer Emb 175 -
Alaska Airlines (AS 3431) -
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05:10 BUF11:32 SEA9Hrs, 22m 1 Stop (ORD)
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BUFBuffalo Airport 05:10 - SEA 11:32 9h 22m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 05:10ORDChicago O'Hare International Airport 09:00
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ORDChicago O'Hare International Airport 06:05SEASeattle/Tacoma International Airport 11:32
- 9h 22m (2h 55m)
- 1 Stop ORD · Chicago 2h 55m
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American Airlines (AA 4377)Embraer Emb 175 Alaska Airlines (AS 329)Boeing 737 -
American Airlines (AA 4377) -
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05:15 BUF10:39 SEA8Hrs, 24m 1 Stop (DCA)
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BUFBuffalo Airport 05:15 - SEA 10:39 8h 24m 1 Stop (DCA) Washington
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BUFBuffalo Airport 05:15DCAWashington Ronald Reagan National Airport 08:00
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DCAWashington Ronald Reagan National Airport 06:38SEASeattle/Tacoma International Airport 10:39
- 8h 24m (1h 22m)
- 1 Stop DCA · Washington 1h 22m
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American Airlines (AA 5072)Crj 700 Canadair Regional Alaska Airlines (AS 1)Boeing 737 800 -
American Airlines (AA 5072) -
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05:17 BUF10:39 SEA8Hrs, 22m 1 Stop (DCA)
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BUFBuffalo Airport 05:17 - SEA 10:39 8h 22m 1 Stop (DCA) Washington
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BUFBuffalo Airport 05:17DCAWashington Ronald Reagan National Airport 08:00
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DCAWashington Ronald Reagan National Airport 06:40SEASeattle/Tacoma International Airport 10:39
- 8h 22m (1h 20m)
- 1 Stop DCA · Washington 1h 20m
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American Airlines (AA 5203)Crj 700 Canadair Regional Alaska Airlines (AS 1)Boeing 737 800 -
American Airlines (AA 5203) -
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05:17 BUF10:40 SEA8Hrs, 23m 1 Stop (DCA)
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BUFBuffalo Airport 05:17 - SEA 10:40 8h 23m 1 Stop (DCA) Washington
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BUFBuffalo Airport 05:17DCAWashington Ronald Reagan National Airport 08:00
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DCAWashington Ronald Reagan National Airport 06:40SEASeattle/Tacoma International Airport 10:40
- 8h 23m (1h 20m)
- 1 Stop DCA · Washington 1h 20m
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American Airlines (AA 5203)Crj 700 Canadair Regional Alaska Airlines (AS 1)Boeing 737 800 -
American Airlines (AA 5203) -
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09:00 BNA06:40 DCA9Hrs, 46m 1 Stop (SEA)
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BNANashville Airport 09:00 - DCA 06:40 9h 46m 1 Stop (SEA) Seattle
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BNANashville Airport 09:00BUFBuffalo Airport 05:17
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SEASeattle/Tacoma International Airport 12:03DCAWashington Ronald Reagan National Airport 06:40
- 9h 46m (1h 21m)
- 1 Stop SEA · Seattle 1h 21m
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Alaska Airlines (AS 411)Boeing 737 American Airlines (AA 5203)Crj 700 Canadair Regional -
Alaska Airlines (AS 411) -
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05:37 BUF10:39 SEA8Hrs, 02m 1 Stop (DCA)
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BUFBuffalo Airport 05:37 - SEA 10:39 8h 02m 1 Stop (DCA) Washington
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BUFBuffalo Airport 05:37DCAWashington Ronald Reagan National Airport 08:00
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DCAWashington Ronald Reagan National Airport 07:00SEASeattle/Tacoma International Airport 10:39
- 8h 02m (1h)
- 1 Stop DCA · Washington 1h
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American Airlines (AA 5203)Crj 700 Canadair Regional Alaska Airlines (AS 1)Boeing 737 800 -
American Airlines (AA 5203) -
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06:00 BUF11:38 SEA8Hrs, 38m 1 Stop (IAD)
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BUFBuffalo Airport 06:00 - SEA 11:38 8h 38m 1 Stop (IAD) Washington
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BUFBuffalo Airport 06:00IADWashington Dulles International Airport 08:46
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IADWashington Dulles International Airport 07:19SEASeattle/Tacoma International Airport 11:38
- 8h 38m (1h 27m)
- 1 Stop IAD · Washington 1h 27m
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United Airlines (UA 3645)Embraer 175 United Airlines (UA 2005)Boeing 737 900 -
United Airlines (UA 3645) -
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06:00 BUF11:38 SEA8Hrs, 38m 1 Stop (IAD)
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BUFBuffalo Airport 06:00 - SEA 11:38 8h 38m 1 Stop (IAD) Washington
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BUFBuffalo Airport 06:00IADWashington Dulles International Airport 08:46
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IADWashington Dulles International Airport 07:19SEASeattle/Tacoma International Airport 11:38
- 8h 38m (1h 27m)
- 1 Stop IAD · Washington 1h 27m
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United Airlines (UA 3645)Embraer 170 United Airlines (UA 2005)Boeing 737 900 -
United Airlines (UA 3645) -
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06:00 BUF11:39 SEA8Hrs, 39m 1 Stop (IAD)
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BUFBuffalo Airport 06:00 - SEA 11:39 8h 39m 1 Stop (IAD) Washington
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BUFBuffalo Airport 06:00IADWashington Dulles International Airport 08:46
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IADWashington Dulles International Airport 07:19SEASeattle/Tacoma International Airport 11:39
- 8h 39m (1h 27m)
- 1 Stop IAD · Washington 1h 27m
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United Airlines (UA 3645)Embraer 175 United Airlines (UA 2005)Airbus -
United Airlines (UA 3645) -
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06:10 BUF12:28 SEA9Hrs, 18m 1 Stop (CLT)
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BUFBuffalo Airport 06:10 - SEA 12:28 9h 18m 1 Stop (CLT) Charlotte
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BUFBuffalo Airport 06:10CLTCharlotte Airport 09:35
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CLTCharlotte Airport 08:05SEASeattle/Tacoma International Airport 12:28
- 9h 18m (1h 30m)
- 1 Stop CLT · Charlotte 1h 30m
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American Airlines (AA 1204)Airbus American Airlines (AA 2407)Airbus A321 Neo -
American Airlines (AA 1204) -
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06:25 BUF14:00 SEA10Hrs, 35m 1 Stop (MDW)
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BUFBuffalo Airport 06:25 - SEA 14:00 10h 35m 1 Stop (MDW) Chicago
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BUFBuffalo Airport 06:25MDWChicago Midway Airport 11:35
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MDWChicago Midway Airport 07:05SEASeattle/Tacoma International Airport 14:00
- 10h 35m (4h 30m)
- 1 Stop MDW · Chicago 4h 30m
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Southwest Airlines (WN 3872)Boeing 737 800 Southwest Airlines (WN 1206)Boeing 737 Max 8 Passenger -
Southwest Airlines (WN 3872) -
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06:25 BUF14:05 SEA10Hrs, 40m 1 Stop (MDW)
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BUFBuffalo Airport 06:25 - SEA 14:05 10h 40m 1 Stop (MDW) Chicago
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BUFBuffalo Airport 06:25MDWChicago Midway Airport 11:40
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MDWChicago Midway Airport 07:05SEASeattle/Tacoma International Airport 14:05
- 10h 40m (4h 35m)
- 1 Stop MDW · Chicago 4h 35m
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Southwest Airlines (WN 3872)Boeing 737 Max 8 Passenger Southwest Airlines (WN 1129)Boeing 737 Max 8 Passenger -
Southwest Airlines (WN 3872) -
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06:45 BUF11:25 SEA7Hrs, 40m 1 Stop (ORD)
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BUFBuffalo Airport 06:45 - SEA 11:25 7h 40m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 06:45ORDChicago O'Hare International Airport 08:45
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ORDChicago O'Hare International Airport 07:43SEASeattle/Tacoma International Airport 11:25
- 7h 40m (1h 02m)
- 1 Stop ORD · Chicago 1h 02m
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United Airlines (UA 329)Boeing 737 700 United Airlines (UA 1414)Airbus A321 Neo -
United Airlines (UA 329) -
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06:45 BUF11:25 SEA7Hrs, 40m 1 Stop (ORD)
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BUFBuffalo Airport 06:45 - SEA 11:25 7h 40m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 06:45ORDChicago O'Hare International Airport 08:45
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ORDChicago O'Hare International Airport 07:43SEASeattle/Tacoma International Airport 11:25
- 7h 40m (1h 02m)
- 1 Stop ORD · Chicago 1h 02m
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United Airlines (UA 329)Airbus United Airlines (UA 1414)Airbus A321 Neo -
United Airlines (UA 329) -
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06:45 BUF13:19 SEA9Hrs, 34m 1 Stop (ORD)
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BUFBuffalo Airport 06:45 - SEA 13:19 9h 34m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 06:45ORDChicago O'Hare International Airport 10:35
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ORDChicago O'Hare International Airport 07:43SEASeattle/Tacoma International Airport 13:19
- 9h 34m (2h 52m)
- 1 Stop ORD · Chicago 2h 52m
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United Airlines (UA 329)Boeing 737 700 United Airlines (UA 2432)Airbus -
United Airlines (UA 329) -
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06:45 BUF13:19 SEA9Hrs, 34m 1 Stop (ORD)
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BUFBuffalo Airport 06:45 - SEA 13:19 9h 34m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 06:45ORDChicago O'Hare International Airport 10:35
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ORDChicago O'Hare International Airport 07:43SEASeattle/Tacoma International Airport 13:19
- 9h 34m (2h 52m)
- 1 Stop ORD · Chicago 2h 52m
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United Airlines (UA 329)Airbus United Airlines (UA 2432)Boeing 737 700 -
United Airlines (UA 329) -
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11:29 DEN07:43 ORD9Hrs, 45m 1 Stop (SEA)
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DENDenver Intl Airport 11:29 - ORD 07:43 9h 45m 1 Stop (SEA) Seattle
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DENDenver Intl Airport 11:29BUFBuffalo Airport 06:45
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SEASeattle/Tacoma International Airport 13:30ORDChicago O'Hare International Airport 07:43
- 9h 45m (1h 50m)
- 1 Stop SEA · Seattle 1h 50m
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United Airlines (UA 690)Boeing 737 800 United Airlines (UA 329)Airbus -
United Airlines (UA 690) -
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11:29 DEN07:43 ORD9Hrs, 45m 1 Stop (SEA)
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DENDenver Intl Airport 11:29 - ORD 07:43 9h 45m 1 Stop (SEA) Seattle
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DENDenver Intl Airport 11:29BUFBuffalo Airport 06:45
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SEASeattle/Tacoma International Airport 13:30ORDChicago O'Hare International Airport 07:43
- 9h 45m (1h 50m)
- 1 Stop SEA · Seattle 1h 50m
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United Airlines (UA 690)Boeing 737 800 United Airlines (UA 329)Boeing 737 700 -
United Airlines (UA 690) -
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06:45 BUF14:55 SEA11Hrs, 10m 1 Stop (LAS)
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BUFBuffalo Airport 06:45 - SEA 14:55 11h 10m 1 Stop (LAS) Las Vegas
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BUFBuffalo Airport 06:45LASLas Vegas McCarran International Airport 12:05
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LASLas Vegas McCarran International Airport 08:45SEASeattle/Tacoma International Airport 14:55
- 11h 10m (3h 20m)
- 1 Stop LAS · Las Vegas 3h 20m
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Southwest Airlines (WN 3964)Boeing 737 Max 8 Passenger Southwest Airlines (WN 3712)Boeing 737 800 -
Southwest Airlines (WN 3964) -
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06:49 BUF12:58 SEA9Hrs, 09m 1 Stop (DFW)
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BUFBuffalo Airport 06:49 - SEA 12:58 9h 09m 1 Stop (DFW) Dallas
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BUFBuffalo Airport 06:49DFWDallas/Fort Worth Intl Airport 10:30
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DFWDallas/Fort Worth Intl Airport 09:04SEASeattle/Tacoma International Airport 12:58
- 9h 09m (1h 26m)
- 1 Stop DFW · Dallas 1h 26m
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American Airlines (AA 882)Airbus American Airlines (AA 2891)Airbus -
American Airlines (AA 882) -
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08:00 BUF12:25 SEA7Hrs, 25m 1 Stop (ORD)
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BUFBuffalo Airport 08:00 - SEA 12:25 7h 25m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 08:00ORDChicago O'Hare International Airport 10:00
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ORDChicago O'Hare International Airport 08:54SEASeattle/Tacoma International Airport 12:25
- 7h 25m (1h 06m)
- 1 Stop ORD · Chicago 1h 06m
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American Airlines (AA 3875)Embraer 170 Alaska Airlines (AS 329)Boeing 737 -
American Airlines (AA 3875) -
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08:00 BUF12:25 SEA7Hrs, 25m 1 Stop (ORD)
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BUFBuffalo Airport 08:00 - SEA 12:25 7h 25m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 08:00ORDChicago O'Hare International Airport 10:00
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ORDChicago O'Hare International Airport 08:54SEASeattle/Tacoma International Airport 12:25
- 7h 25m (1h 06m)
- 1 Stop ORD · Chicago 1h 06m
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American Airlines (AA 3875)Embraer 170 Alaska Airlines (AS 329)Boeing 737 Max 9 Passenger -
American Airlines (AA 3875) -
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08:00 BUF12:47 SEA7Hrs, 47m 1 Stop (ORD)
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BUFBuffalo Airport 08:00 - SEA 12:47 7h 47m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 08:00ORDChicago O'Hare International Airport 10:09
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ORDChicago O'Hare International Airport 08:54SEASeattle/Tacoma International Airport 12:47
- 7h 47m (1h 15m)
- 1 Stop ORD · Chicago 1h 15m
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American Airlines (AA 3875)Embraer 170 American Airlines (AA 2398)Airbus -
American Airlines (AA 3875) -
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08:00 BUF13:32 SEA8Hrs, 32m 1 Stop (ORD)
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BUFBuffalo Airport 08:00 - SEA 13:32 8h 32m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 08:00ORDChicago O'Hare International Airport 11:00
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ORDChicago O'Hare International Airport 08:54SEASeattle/Tacoma International Airport 13:32
- 8h 32m (2h 06m)
- 1 Stop ORD · Chicago 2h 06m
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American Airlines (AA 3875)Embraer 170 Alaska Airlines (AS 829)Boeing 737 Max 9 Passenger -
American Airlines (AA 3875) -
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08:00 BUF14:33 SEA9Hrs, 33m 1 Stop (ORD)
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BUFBuffalo Airport 08:00 - SEA 14:33 9h 33m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 08:00ORDChicago O'Hare International Airport 12:00
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ORDChicago O'Hare International Airport 08:54SEASeattle/Tacoma International Airport 14:33
- 9h 33m (3h 06m)
- 1 Stop ORD · Chicago 3h 06m
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American Airlines (AA 3875)Embraer 170 Alaska Airlines (AS 829)Boeing 737 Max 9 Passenger -
American Airlines (AA 3875) -
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08:00 BUF14:33 SEA9Hrs, 33m 1 Stop (ORD)
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BUFBuffalo Airport 08:00 - SEA 14:33 9h 33m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 08:00ORDChicago O'Hare International Airport 12:00
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ORDChicago O'Hare International Airport 08:54SEASeattle/Tacoma International Airport 14:33
- 9h 33m (3h 06m)
- 1 Stop ORD · Chicago 3h 06m
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American Airlines (AA 3875)Embraer 170 Alaska Airlines (AS 829)Boeing 737 -
American Airlines (AA 3875) -
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10:11 BUF14:33 SEA7Hrs, 22m 1 Stop (ORD)
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BUFBuffalo Airport 10:11 - SEA 14:33 7h 22m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 10:11ORDChicago O'Hare International Airport 12:00
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ORDChicago O'Hare International Airport 11:05SEASeattle/Tacoma International Airport 14:33
- 7h 22m (55m)
- 1 Stop ORD · Chicago 55m
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American Airlines (AA 3410)Embraer 170 Alaska Airlines (AS 829)Boeing 737 Max 9 Passenger -
American Airlines (AA 3410) -
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10:11 BUF14:33 SEA7Hrs, 22m 1 Stop (ORD)
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BUFBuffalo Airport 10:11 - SEA 14:33 7h 22m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 10:11ORDChicago O'Hare International Airport 12:00
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ORDChicago O'Hare International Airport 11:05SEASeattle/Tacoma International Airport 14:33
- 7h 22m (55m)
- 1 Stop ORD · Chicago 55m
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American Airlines (AA 3410)Embraer 170 Alaska Airlines (AS 829)Boeing 737 -
American Airlines (AA 3410) -
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14:49 MKE11:05 ORD10Hrs, 08m 1 Stop (SEA)
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MKEMilwaukee General Mitchell Intl Airport 14:49 - ORD 11:05 10h 08m 1 Stop (SEA) Seattle
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MKEMilwaukee General Mitchell Intl Airport 14:49BUFBuffalo Airport 10:11
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SEASeattle/Tacoma International Airport 17:19ORDChicago O'Hare International Airport 11:05
- 10h 08m (2h 52m)
- 1 Stop SEA · Seattle 2h 52m
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Alaska Airlines (AS 355)Boeing 737 Max 8 Passenger American Airlines (AA 3410)Embraer 170 -
Alaska Airlines (AS 355) -
- -
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14:49 MKE11:05 ORD10Hrs, 08m 1 Stop (SEA)
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MKEMilwaukee General Mitchell Intl Airport 14:49 - ORD 11:05 10h 08m 1 Stop (SEA) Seattle
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MKEMilwaukee General Mitchell Intl Airport 14:49BUFBuffalo Airport 10:11
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SEASeattle/Tacoma International Airport 17:19ORDChicago O'Hare International Airport 11:05
- 10h 08m (2h 52m)
- 1 Stop SEA · Seattle 2h 52m
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Alaska Airlines (AS 355)Boeing 737 American Airlines (AA 3410)Embraer 170 -
Alaska Airlines (AS 355) -
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10:11 BUF17:28 SEA10Hrs, 17m 1 Stop (ORD)
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BUFBuffalo Airport 10:11 - SEA 17:28 10h 17m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 10:11ORDChicago O'Hare International Airport 14:50
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ORDChicago O'Hare International Airport 11:05SEASeattle/Tacoma International Airport 17:28
- 10h 17m (3h 45m)
- 1 Stop ORD · Chicago 3h 45m
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American Airlines (AA 3410)Embraer 170 American Airlines (AA 2675)Boeing 737 Max 8 Passenger -
American Airlines (AA 3410) -
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10:11 BUF17:54 SEA10Hrs, 43m 1 Stop (ORD)
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BUFBuffalo Airport 10:11 - SEA 17:54 10h 43m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 10:11ORDChicago O'Hare International Airport 15:17
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ORDChicago O'Hare International Airport 11:05SEASeattle/Tacoma International Airport 17:54
- 10h 43m (4h 12m)
- 1 Stop ORD · Chicago 4h 12m
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American Airlines (AA 3410)Embraer 170 Alaska Airlines (AS 407)Boeing 737 -
American Airlines (AA 3410) -
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- S
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10:11 BUF18:21 SEA11Hrs, 10m 1 Stop (ORD)
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BUFBuffalo Airport 10:11 - SEA 18:21 11h 10m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 10:11ORDChicago O'Hare International Airport 15:44
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ORDChicago O'Hare International Airport 11:05SEASeattle/Tacoma International Airport 18:21
- 11h 10m (4h 39m)
- 1 Stop ORD · Chicago 4h 39m
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American Airlines (AA 3410)Embraer 170 Alaska Airlines (AS 407)Boeing 737 -
American Airlines (AA 3410) -
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10:35 BUF15:10 SEA7Hrs, 35m 1 Stop (DEN)
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BUFBuffalo Airport 10:35 - SEA 15:10 7h 35m 1 Stop (DEN) Denver
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BUFBuffalo Airport 10:35DENDenver Intl Airport 13:15
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DENDenver Intl Airport 12:10SEASeattle/Tacoma International Airport 15:10
- 7h 35m (1h 05m)
- 1 Stop DEN · Denver 1h 05m
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Southwest Airlines (WN 954)Boeing 737 700 Southwest Airlines (WN 727)Boeing 737 Max 8 Passenger -
Southwest Airlines (WN 954) -
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11:00 BUF16:22 SEA8Hrs, 22m 1 Stop (ORD)
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BUFBuffalo Airport 11:00 - SEA 16:22 8h 22m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 11:00ORDChicago O'Hare International Airport 13:40
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ORDChicago O'Hare International Airport 12:04SEASeattle/Tacoma International Airport 16:22
- 8h 22m (1h 36m)
- 1 Stop ORD · Chicago 1h 36m
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United Airlines (UA 3537)Embraer 175 United Airlines (UA 1485)Airbus -
United Airlines (UA 3537) -
- M
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11:00 BUF16:22 SEA8Hrs, 22m 1 Stop (ORD)
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BUFBuffalo Airport 11:00 - SEA 16:22 8h 22m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 11:00ORDChicago O'Hare International Airport 13:40
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ORDChicago O'Hare International Airport 12:04SEASeattle/Tacoma International Airport 16:22
- 8h 22m (1h 36m)
- 1 Stop ORD · Chicago 1h 36m
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United Airlines (UA 3537)Embraer 170 United Airlines (UA 1485)Airbus -
United Airlines (UA 3537) -
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16:05 DEN12:04 ORD10Hrs, 06m 1 Stop (SEA)
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DENDenver Intl Airport 16:05 - ORD 12:04 10h 06m 1 Stop (SEA) Seattle
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DENDenver Intl Airport 16:05BUFBuffalo Airport 11:00
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SEASeattle/Tacoma International Airport 18:06ORDChicago O'Hare International Airport 12:04
- 10h 06m (2h 06m)
- 1 Stop SEA · Seattle 2h 06m
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United Airlines (UA 745)Boeing 737 800 United Airlines (UA 3537)Embraer 170 -
United Airlines (UA 745) -
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16:05 DEN12:04 ORD10Hrs, 06m 1 Stop (SEA)
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DENDenver Intl Airport 16:05 - ORD 12:04 10h 06m 1 Stop (SEA) Seattle
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DENDenver Intl Airport 16:05BUFBuffalo Airport 11:00
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SEASeattle/Tacoma International Airport 18:06ORDChicago O'Hare International Airport 12:04
- 10h 06m (2h 06m)
- 1 Stop SEA · Seattle 2h 06m
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United Airlines (UA 745)Boeing 737 800 United Airlines (UA 3537)Embraer 175 -
United Airlines (UA 745) -
- M
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16:05 DEN12:04 ORD10Hrs, 06m 1 Stop (SEA)
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DENDenver Intl Airport 16:05 - ORD 12:04 10h 06m 1 Stop (SEA) Seattle
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DENDenver Intl Airport 16:05BUFBuffalo Airport 11:00
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SEASeattle/Tacoma International Airport 18:06ORDChicago O'Hare International Airport 12:04
- 10h 06m (2h 06m)
- 1 Stop SEA · Seattle 2h 06m
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United Airlines (UA 745)Boeing 737 Max 9 Passenger United Airlines (UA 3537)Embraer 175 -
United Airlines (UA 745) -
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- T
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16:05 DEN12:04 ORD10Hrs, 06m 1 Stop (SEA)
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DENDenver Intl Airport 16:05 - ORD 12:04 10h 06m 1 Stop (SEA) Seattle
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DENDenver Intl Airport 16:05BUFBuffalo Airport 11:00
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SEASeattle/Tacoma International Airport 18:06ORDChicago O'Hare International Airport 12:04
- 10h 06m (2h 06m)
- 1 Stop SEA · Seattle 2h 06m
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United Airlines (UA 745)Airbus United Airlines (UA 3537)Embraer 175 -
United Airlines (UA 745) -
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- W
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11:00 BUF18:52 SEA10Hrs, 52m 1 Stop (ORD)
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BUFBuffalo Airport 11:00 - SEA 18:52 10h 52m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 11:00ORDChicago O'Hare International Airport 16:10
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ORDChicago O'Hare International Airport 12:04SEASeattle/Tacoma International Airport 18:52
- 10h 52m (4h 06m)
- 1 Stop ORD · Chicago 4h 06m
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United Airlines (UA 3537)Embraer 170 United Airlines (UA 2278)Airbus -
United Airlines (UA 3537) -
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11:00 BUF18:52 SEA10Hrs, 52m 1 Stop (ORD)
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BUFBuffalo Airport 11:00 - SEA 18:52 10h 52m 1 Stop (ORD) Chicago
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BUFBuffalo Airport 11:00ORDChicago O'Hare International Airport 16:10
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ORDChicago O'Hare International Airport 12:04SEASeattle/Tacoma International Airport 18:52
- 10h 52m (4h 06m)
- 1 Stop ORD · Chicago 4h 06m
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United Airlines (UA 3537)Embraer 175 United Airlines (UA 2278)Airbus -
United Airlines (UA 3537) -
- M
- T
- W
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- F
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11:25 BUF16:30 SEA8Hrs, 05m 1 Stop (DEN)
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BUFBuffalo Airport 11:25 - SEA 16:30 8h 05m 1 Stop (DEN) Denver
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BUFBuffalo Airport 11:25DENDenver Intl Airport 14:35
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DENDenver Intl Airport 13:00SEASeattle/Tacoma International Airport 16:30
- 8h 05m (1h 35m)
- 1 Stop DEN · Denver 1h 35m
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Southwest Airlines (WN 4008)Boeing 737 700 Southwest Airlines (WN 4696)Boeing 737 Max 8 Passenger -
Southwest Airlines (WN 4008) -
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12:01 BUF17:46 SEA8Hrs, 45m 1 Stop (CLT)
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BUFBuffalo Airport 12:01 - SEA 17:46 8h 45m 1 Stop (CLT) Charlotte
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BUFBuffalo Airport 12:01CLTCharlotte Airport 15:05
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CLTCharlotte Airport 13:56SEASeattle/Tacoma International Airport 17:46
- 8h 45m (1h 09m)
- 1 Stop CLT · Charlotte 1h 09m
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American Airlines (AA 1203)Airbus American Airlines (AA 2101)Airbus -
American Airlines (AA 1203) -
- M
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12:01 BUF19:36 SEA10Hrs, 35m 1 Stop (CLT)
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BUFBuffalo Airport 12:01 - SEA 19:36 10h 35m 1 Stop (CLT) Charlotte
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BUFBuffalo Airport 12:01CLTCharlotte Airport 16:55
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CLTCharlotte Airport 13:56SEASeattle/Tacoma International Airport 19:36
- 10h 35m (2h 59m)
- 1 Stop CLT · Charlotte 2h 59m
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American Airlines (AA 1203)Airbus American Airlines (AA 506)Airbus -
American Airlines (AA 1203) -
- M
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- S
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12:05 BUF17:46 SEA8Hrs, 41m 1 Stop (CLT)
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BUFBuffalo Airport 12:05 - SEA 17:46 8h 41m 1 Stop (CLT) Charlotte
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BUFBuffalo Airport 12:05CLTCharlotte Airport 15:05
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CLTCharlotte Airport 14:00SEASeattle/Tacoma International Airport 17:46
- 8h 41m (1h 05m)
- 1 Stop CLT · Charlotte 1h 05m
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American Airlines (AA 1203)Airbus American Airlines (AA 2101)Airbus -
American Airlines (AA 1203) -
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- S
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What’s the most popular airline flying from Buffalo to Seattle?
The most popular airline flying from Buffalo to Seattle is American Airlines. Find the latest flight deals on Wego.
How far is Seattle from Buffalo?
The flight distance between Buffalo and Seattle is 3397km. Check all available flights on Wego.
When is the earliest and latest flight of the day?
The earliest flight of the day departs at 05:10. The last flight of the day departs at 05:10. See the full list of flight times on Wego.
All Airports in Buffalo
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Popular Airlines Flying From Buffalo to Seattle
Popular Destinations From Seattle
Popular Destinations From Buffalo
Popular Hotels in Seattle
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- La Quinta Inn & Suites by Wyndham Seattle Downtown
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