Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Frontier Airlines

The cheapest airline(s) flying from Buffalo to Seattle is Frontier Airlines.

  • Frontier Airlines Frontier Airlines
  • American Airlines American Airlines
  • JetBlue Airways JetBlue Airways
  • Delta Air Lines Delta Air Lines
  • United Airlines United Airlines
  • Alaska Airlines Alaska Airlines
  • Southwest Airlines Southwest Airlines
Cheapest Month No data available
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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.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday

Flight Schedules

Last Updated: Mon, 2 Sep, 2024

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  • Availability
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  • 05:30 BUF
    10:48 SEA
    8Hrs, 18m 1 Stop (DCA)
  • BUFBuffalo Airport 05:30 - SEA 10:48 8h 18m 1 Stop (DCA) Washington
  • BUFBuffalo Airport 05:30
    DCAWashington Ronald Reagan National Airport 08:00
  • DCAWashington Ronald Reagan National Airport 06:49
    SEASeattle/Tacoma International Airport 10:48
  • 8h 18m (1h 11m)
  • 1 Stop DCA · Washington 1h 11m
  • American Airlines (AA 5243)Crj 700 Canadair Regional
    Alaska Airlines (AS 1)Boeing 737 800
  • American Airlines (AA 5243)
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    • T
    • F
    • -
    • -
  • 09:00 BNA
    06:49 DCA
    9Hrs, 34m 1 Stop (SEA)
  • BNANashville Airport 09:00 - DCA 06:49 9h 34m 1 Stop (SEA) Seattle
  • BNANashville Airport 09:00
    BUFBuffalo Airport 05:30
  • SEASeattle/Tacoma International Airport 12:04
    DCAWashington Ronald Reagan National Airport 06:49
  • 9h 34m (1h 12m)
  • 1 Stop SEA · Seattle 1h 12m
  • Alaska Airlines (AS 369)Boeing 737
    American Airlines (AA 5243)Crj 700 Canadair Regional
  • Alaska Airlines (AS 369)
    • -
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    • -
    • -
  • 09:00 BNA
    06:49 DCA
    9Hrs, 34m 1 Stop (SEA)
  • BNANashville Airport 09:00 - DCA 06:49 9h 34m 1 Stop (SEA) Seattle
  • BNANashville Airport 09:00
    BUFBuffalo Airport 05:30
  • SEASeattle/Tacoma International Airport 12:04
    DCAWashington Ronald Reagan National Airport 06:49
  • 9h 34m (1h 12m)
  • 1 Stop SEA · Seattle 1h 12m
  • Alaska Airlines (AS 369)Boeing 737 800
    American Airlines (AA 5243)Crj 700 Canadair Regional
  • Alaska Airlines (AS 369)
    • -
    • -
    • -
    • -
    • F
    • -
    • -
  • 09:00 BNA
    06:49 DCA
    9Hrs, 34m 1 Stop (SEA)
  • BNANashville Airport 09:00 - DCA 06:49 9h 34m 1 Stop (SEA) Seattle
  • BNANashville Airport 09:00
    BUFBuffalo Airport 05:30
  • SEASeattle/Tacoma International Airport 12:04
    DCAWashington Ronald Reagan National Airport 06:49
  • 9h 34m (1h 12m)
  • 1 Stop SEA · Seattle 1h 12m
  • Alaska Airlines (AS 369)Boeing 737 Max 9 Passenger
    American Airlines (AA 5243)Crj 700 Canadair Regional
  • Alaska Airlines (AS 369)
    • M
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    • -
    • -
    • -
  • 06:00 BUF
    11:38 SEA
    8Hrs, 38m 1 Stop (EWR)
  • BUFBuffalo Airport 06:00 - SEA 11:38 8h 38m 1 Stop (EWR) New York City
  • BUFBuffalo Airport 06:00
    EWRNewark Liberty International Airport 08:17
  • EWRNewark Liberty International Airport 07:24
    SEASeattle/Tacoma International Airport 11:38
  • 8h 38m (53m)
  • 1 Stop EWR · New York City 53m
  • United Airlines (UA 1598)Airbus
    United Airlines (UA 2168)Airbus
  • United Airlines (UA 1598)
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 06:00 BUF
    12:30 SEA
    9Hrs, 30m 1 Stop (ATL)
  • BUFBuffalo Airport 06:00 - SEA 12:30 9h 30m 1 Stop (ATL) Atlanta
  • BUFBuffalo Airport 06:00
    ATLAtlanta Hartsfield-Jackson Intl Airport 10:10
  • ATLAtlanta Hartsfield-Jackson Intl Airport 08:08
    SEASeattle/Tacoma International Airport 12:30
  • 9h 30m (2h 02m)
  • 1 Stop ATL · Atlanta 2h 02m
  • Delta Air Lines (DL 2664)Airbus
    Delta Air Lines (DL 774)Boeing 757 300 Series
  • Delta Air Lines (DL 2664)
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  • 06:00 BUF
    13:53 SEA
    10Hrs, 53m 1 Stop (EWR)
  • BUFBuffalo Airport 06:00 - SEA 13:53 10h 53m 1 Stop (EWR) New York City
  • BUFBuffalo Airport 06:00
    EWRNewark Liberty International Airport 10:55
  • EWRNewark Liberty International Airport 07:24
    SEASeattle/Tacoma International Airport 13:53
  • 10h 53m (3h 31m)
  • 1 Stop EWR · New York City 3h 31m
  • United Airlines (UA 1598)Airbus
    United Airlines (UA 1842)Boeing 737 Max 8 Passenger
  • United Airlines (UA 1598)
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    • -
  • 06:00 BUF
    13:54 SEA
    10Hrs, 54m 1 Stop (EWR)
  • BUFBuffalo Airport 06:00 - SEA 13:54 10h 54m 1 Stop (EWR) New York City
  • BUFBuffalo Airport 06:00
    EWRNewark Liberty International Airport 10:55
  • EWRNewark Liberty International Airport 07:24
    SEASeattle/Tacoma International Airport 13:54
  • 10h 54m (3h 31m)
  • 1 Stop EWR · New York City 3h 31m
  • United Airlines (UA 1598)Boeing 737 700
    United Airlines (UA 1842)Airbus
  • United Airlines (UA 1598)
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 06:00 BUF
    14:39 SEA
    11Hrs, 39m 1 Stop (ATL)
  • BUFBuffalo Airport 06:00 - SEA 14:39 11h 39m 1 Stop (ATL) Atlanta
  • BUFBuffalo Airport 06:00
    ATLAtlanta Hartsfield-Jackson Intl Airport 12:15
  • ATLAtlanta Hartsfield-Jackson Intl Airport 08:08
    SEASeattle/Tacoma International Airport 14:39
  • 11h 39m (4h 07m)
  • 1 Stop ATL · Atlanta 4h 07m
  • Delta Air Lines (DL 2664)Airbus
    Delta Air Lines (DL 629)Airbus A321 Neo
  • Delta Air Lines (DL 2664)
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    • S
  • 06:05 BUF
    12:05 SEA
    9Hrs, 00m 1 Stop (MDW)
  • BUFBuffalo Airport 06:05 - SEA 12:05 9h 1 Stop (MDW) Chicago
  • BUFBuffalo Airport 06:05
    MDWChicago Midway Airport 09:40
  • MDWChicago Midway Airport 06:40
    SEASeattle/Tacoma International Airport 12:05
  • 9h (3h)
  • 1 Stop MDW · Chicago 3h
  • Southwest Airlines (WN 2087)Boeing 737 800
    Southwest Airlines (WN 4218)Boeing 737 700
  • Southwest Airlines (WN 2087)
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 06:15 BUF
    10:39 SEA
    7Hrs, 24m 1 Stop (DTW)
  • BUFBuffalo Airport 06:15 - SEA 10:39 7h 24m 1 Stop (DTW) Detroit
  • BUFBuffalo Airport 06:15
    DTWDetroit Wayne County 08:30
  • DTWDetroit Wayne County 07:25
    SEASeattle/Tacoma International Airport 10:39
  • 7h 24m (1h 05m)
  • 1 Stop DTW · Detroit 1h 05m
  • Delta Air Lines (DL 2285)Airbus
    Delta Air Lines (DL 734)Airbus
  • Delta Air Lines (DL 2285)
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    • S
  • 06:15 BUF
    11:43 SEA
    8Hrs, 28m 1 Stop (IAD)
  • BUFBuffalo Airport 06:15 - SEA 11:43 8h 28m 1 Stop (IAD) Washington
  • BUFBuffalo Airport 06:15
    IADWashington Dulles International Airport 08:55
  • IADWashington Dulles International Airport 07:32
    SEASeattle/Tacoma International Airport 11:43
  • 8h 28m (1h 23m)
  • 1 Stop IAD · Washington 1h 23m
  • United Airlines (UA 6238)Embraer 175
    United Airlines (UA 1964)Boeing 737 Max 9 Passenger
  • United Airlines (UA 6238)
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    • F
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    • -
  • 06:15 BUF
    11:44 SEA
    8Hrs, 29m 1 Stop (IAD)
  • BUFBuffalo Airport 06:15 - SEA 11:44 8h 29m 1 Stop (IAD) Washington
  • BUFBuffalo Airport 06:15
    IADWashington Dulles International Airport 08:55
  • IADWashington Dulles International Airport 07:32
    SEASeattle/Tacoma International Airport 11:44
  • 8h 29m (1h 23m)
  • 1 Stop IAD · Washington 1h 23m
  • United Airlines (UA 6238)Embraer 175
    United Airlines (UA 1964)Airbus
  • United Airlines (UA 6238)
    • -
    • -
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    • -
    • -
    • -
    • S
  • 11:05 SLC
    07:25 DTW
    9Hrs, 09m 1 Stop (SEA)
  • SLCSalt Lake City Airport 11:05 - DTW 07:25 9h 09m 1 Stop (SEA) Seattle
  • SLCSalt Lake City Airport 11:05
    BUFBuffalo Airport 06:15
  • SEASeattle/Tacoma International Airport 12:24
    DTWDetroit Wayne County 07:25
  • 9h 09m (1h 40m)
  • 1 Stop SEA · Seattle 1h 40m
  • Delta Air Lines (DL 2995)Boeing 737 900
    Delta Air Lines (DL 2285)Airbus
  • Delta Air Lines (DL 2995)
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    • F
    • S
    • S
  • 11:00 MSP
    07:25 DTW
    9Hrs, 45m 1 Stop (SEA)
  • MSPMinneapolis International Airport 11:00 - DTW 07:25 9h 45m 1 Stop (SEA) Seattle
  • MSPMinneapolis International Airport 11:00
    BUFBuffalo Airport 06:15
  • SEASeattle/Tacoma International Airport 13:00
    DTWDetroit Wayne County 07:25
  • 9h 45m (2h 39m)
  • 1 Stop SEA · Seattle 2h 39m
  • Delta Air Lines (DL 889)Airbus
    Delta Air Lines (DL 2285)Airbus
  • Delta Air Lines (DL 889)
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    • F
    • S
    • S
  • 06:35 BUF
    14:25 SEA
    10Hrs, 50m 1 Stop (DEN)
  • BUFBuffalo Airport 06:35 - SEA 14:25 10h 50m 1 Stop (DEN) Denver
  • BUFBuffalo Airport 06:35
    DENDenver Intl Airport 12:35
  • DENDenver Intl Airport 08:00
    SEASeattle/Tacoma International Airport 14:25
  • 10h 50m (4h 35m)
  • 1 Stop DEN · Denver 4h 35m
  • Southwest Airlines (WN 621)Boeing 737 800
    Southwest Airlines (WN 3766)Boeing 737 Max 8 Passenger
  • Southwest Airlines (WN 621)
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 06:45 BUF
    13:00 SEA
    9Hrs, 15m 1 Stop (DFW)
  • BUFBuffalo Airport 06:45 - SEA 13:00 9h 15m 1 Stop (DFW) Dallas
  • BUFBuffalo Airport 06:45
    DFWDallas/Fort Worth Intl Airport 10:29
  • DFWDallas/Fort Worth Intl Airport 09:04
    SEASeattle/Tacoma International Airport 13:00
  • 9h 15m (1h 25m)
  • 1 Stop DFW · Dallas 1h 25m
  • American Airlines (AA 576)Airbus
    American Airlines (AA 2769)Airbus
  • American Airlines (AA 576)
    • M
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    • -
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    • S
  • 06:45 BUF
    13:00 SEA
    9Hrs, 15m 1 Stop (DFW)
  • BUFBuffalo Airport 06:45 - SEA 13:00 9h 15m 1 Stop (DFW) Dallas
  • BUFBuffalo Airport 06:45
    DFWDallas/Fort Worth Intl Airport 10:29
  • DFWDallas/Fort Worth Intl Airport 09:04
    SEASeattle/Tacoma International Airport 13:00
  • 9h 15m (1h 25m)
  • 1 Stop DFW · Dallas 1h 25m
  • American Airlines (AA 576)Airbus
    American Airlines (AA 2769)Airbus
  • American Airlines (AA 576)
    • -
    • -
    • -
    • -
    • F
    • -
    • -
  • 06:45 BUF
    14:54 SEA
    11Hrs, 09m 1 Stop (DFW)
  • BUFBuffalo Airport 06:45 - SEA 14:54 11h 09m 1 Stop (DFW) Dallas
  • BUFBuffalo Airport 06:45
    DFWDallas/Fort Worth Intl Airport 12:29
  • DFWDallas/Fort Worth Intl Airport 09:04
    SEASeattle/Tacoma International Airport 14:54
  • 11h 09m (3h 25m)
  • 1 Stop DFW · Dallas 3h 25m
  • American Airlines (AA 576)Airbus
    American Airlines (AA 1992)Airbus
  • American Airlines (AA 576)
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    • -
  • 06:45 BUF
    14:54 SEA
    11Hrs, 09m 1 Stop (DFW)
  • BUFBuffalo Airport 06:45 - SEA 14:54 11h 09m 1 Stop (DFW) Dallas
  • BUFBuffalo Airport 06:45
    DFWDallas/Fort Worth Intl Airport 12:29
  • DFWDallas/Fort Worth Intl Airport 09:04
    SEASeattle/Tacoma International Airport 14:54
  • 11h 09m (3h 25m)
  • 1 Stop DFW · Dallas 3h 25m
  • American Airlines (AA 576)Airbus
    American Airlines (AA 1992)Airbus
  • American Airlines (AA 576)
    • -
    • -
    • -
    • -
    • F
    • -
    • -
  • 06:45 BUF
    14:55 SEA
    11Hrs, 10m 1 Stop (DFW)
  • BUFBuffalo Airport 06:45 - SEA 14:55 11h 10m 1 Stop (DFW) Dallas
  • BUFBuffalo Airport 06:45
    DFWDallas/Fort Worth Intl Airport 12:31
  • DFWDallas/Fort Worth Intl Airport 09:04
    SEASeattle/Tacoma International Airport 14:55
  • 11h 10m (3h 27m)
  • 1 Stop DFW · Dallas 3h 27m
  • American Airlines (AA 576)Airbus
    American Airlines (AA 1992)Airbus
  • American Airlines (AA 576)
    • -
    • -
    • -
    • T
    • -
    • -
    • S
  • 07:00 BUF
    11:59 SEA
    7Hrs, 59m 1 Stop (ORD)
  • BUFBuffalo Airport 07:00 - SEA 11:59 7h 59m 1 Stop (ORD) Chicago
  • BUFBuffalo Airport 07:00
    ORDChicago O'Hare International Airport 09:20
  • ORDChicago O'Hare International Airport 07:51
    SEASeattle/Tacoma International Airport 11:59
  • 7h 59m (1h 29m)
  • 1 Stop ORD · Chicago 1h 29m
  • United Airlines (UA 329)Boeing 737 800
    United Airlines (UA 1705)Airbus A321 Neo
  • United Airlines (UA 329)
    • M
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    • T
    • F
    • -
    • S
  • 07:00 BUF
    11:59 SEA
    7Hrs, 59m 1 Stop (ORD)
  • BUFBuffalo Airport 07:00 - SEA 11:59 7h 59m 1 Stop (ORD) Chicago
  • BUFBuffalo Airport 07:00
    ORDChicago O'Hare International Airport 09:20
  • ORDChicago O'Hare International Airport 07:51
    SEASeattle/Tacoma International Airport 11:59
  • 7h 59m (1h 29m)
  • 1 Stop ORD · Chicago 1h 29m
  • United Airlines (UA 329)Boeing 737 800
    United Airlines (UA 1705)Boeing 737 800
  • United Airlines (UA 329)
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 11:42 DEN
    07:51 ORD
    9Hrs, 41m 1 Stop (SEA)
  • DENDenver Intl Airport 11:42 - ORD 07:51 9h 41m 1 Stop (SEA) Seattle
  • DENDenver Intl Airport 11:42
    BUFBuffalo Airport 07:00
  • SEASeattle/Tacoma International Airport 13:41
    ORDChicago O'Hare International Airport 07:51
  • 9h 41m (2h 06m)
  • 1 Stop SEA · Seattle 2h 06m
  • United Airlines (UA 690)Boeing 737 800
    United Airlines (UA 329)Boeing 737 800
  • United Airlines (UA 690)
    • -
    • -
    • W
    • -
    • -
    • -
    • -
  • 11:42 DEN
    07:51 ORD
    9Hrs, 41m 1 Stop (SEA)
  • DENDenver Intl Airport 11:42 - ORD 07:51 9h 41m 1 Stop (SEA) Seattle
  • DENDenver Intl Airport 11:42
    BUFBuffalo Airport 07:00
  • SEASeattle/Tacoma International Airport 13:41
    ORDChicago O'Hare International Airport 07:51
  • 9h 41m (2h 06m)
  • 1 Stop SEA · Seattle 2h 06m
  • United Airlines (UA 690)Airbus
    United Airlines (UA 329)Boeing 737 800
  • United Airlines (UA 690)
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 11:42 DEN
    07:51 ORD
    9Hrs, 41m 1 Stop (SEA)
  • DENDenver Intl Airport 11:42 - ORD 07:51 9h 41m 1 Stop (SEA) Seattle
  • DENDenver Intl Airport 11:42
    BUFBuffalo Airport 07:00
  • SEASeattle/Tacoma International Airport 13:41
    ORDChicago O'Hare International Airport 07:51
  • 9h 41m (2h 06m)
  • 1 Stop SEA · Seattle 2h 06m
  • United Airlines (UA 690)Boeing 737 Max 9 Passenger
    United Airlines (UA 329)Boeing 737 800
  • United Airlines (UA 690)
    • M
    • T
    • -
    • T
    • F
    • -
    • S
  • 07:00 BUF
    14:38 SEA
    10Hrs, 38m 1 Stop (JFK)
  • BUFBuffalo Airport 07:00 - SEA 14:38 10h 38m 1 Stop (JFK) New York City
  • BUFBuffalo Airport 07:00
    JFKNew York John F. Kennedy International Airport 11:29
  • JFKNew York John F. Kennedy International Airport 08:29
    SEASeattle/Tacoma International Airport 14:38
  • 10h 38m (3h)
  • 1 Stop JFK · New York City 3h
  • Delta Air Lines (DL 5284)Canadair Regional
    Delta Air Lines (DL 337)Airbus A321 Neo
  • Delta Air Lines (DL 5284)
    • M
    • T
    • -
    • -
    • F
    • -
    • -
  • 07:00 BUF
    14:38 SEA
    10Hrs, 38m 1 Stop (JFK)
  • BUFBuffalo Airport 07:00 - SEA 14:38 10h 38m 1 Stop (JFK) New York City
  • BUFBuffalo Airport 07:00
    JFKNew York John F. Kennedy International Airport 11:29
  • JFKNew York John F. Kennedy International Airport 08:31
    SEASeattle/Tacoma International Airport 14:38
  • 10h 38m (2h 58m)
  • 1 Stop JFK · New York City 2h 58m
  • Delta Air Lines (DL 5284)Canadair Regional
    Delta Air Lines (DL 337)Airbus A321 Neo
  • Delta Air Lines (DL 5284)
    • -
    • -
    • W
    • T
    • -
    • -
    • S
  • 07:00 BUF
    14:40 SEA
    10Hrs, 40m 1 Stop (JFK)
  • BUFBuffalo Airport 07:00 - SEA 14:40 10h 40m 1 Stop (JFK) New York City
  • BUFBuffalo Airport 07:00
    JFKNew York John F. Kennedy International Airport 11:30
  • JFKNew York John F. Kennedy International Airport 08:31
    SEASeattle/Tacoma International Airport 14:40
  • 10h 40m (2h 59m)
  • 1 Stop JFK · New York City 2h 59m
  • Delta Air Lines (DL 5284)Canadair Regional
    Delta Air Lines (DL 337)Airbus A321 Neo
  • Delta Air Lines (DL 5284)
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 07:00 BUF
    15:41 SEA
    11Hrs, 41m 1 Stop (ORD)
  • BUFBuffalo Airport 07:00 - SEA 15:41 11h 41m 1 Stop (ORD) Chicago
  • BUFBuffalo Airport 07:00
    ORDChicago O'Hare International Airport 13:05
  • ORDChicago O'Hare International Airport 07:51
    SEASeattle/Tacoma International Airport 15:41
  • 11h 41m (5h 14m)
  • 1 Stop ORD · Chicago 5h 14m
  • United Airlines (UA 329)Boeing 737 800
    United Airlines (UA 2091)Airbus
  • United Airlines (UA 329)
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 07:00 BUF
    15:41 SEA
    11Hrs, 41m 1 Stop (ORD)
  • BUFBuffalo Airport 07:00 - SEA 15:41 11h 41m 1 Stop (ORD) Chicago
  • BUFBuffalo Airport 07:00
    ORDChicago O'Hare International Airport 13:05
  • ORDChicago O'Hare International Airport 07:51
    SEASeattle/Tacoma International Airport 15:41
  • 11h 41m (5h 14m)
  • 1 Stop ORD · Chicago 5h 14m
  • United Airlines (UA 329)Boeing 737 800
    United Airlines (UA 2091)Boeing 737 Max 9 Passenger
  • United Airlines (UA 329)
    • M
    • T
    • -
    • T
    • F
    • -
    • -
  • 07:35 BUF
    15:20 SEA
    10Hrs, 45m 1 Stop (PHX)
  • BUFBuffalo Airport 07:35 - SEA 15:20 10h 45m 1 Stop (PHX) Phoenix
  • BUFBuffalo Airport 07:35
    PHXPhoenix Sky Harbor Intl Airport 12:20
  • PHXPhoenix Sky Harbor Intl Airport 09:05
    SEASeattle/Tacoma International Airport 15:20
  • 10h 45m (3h 15m)
  • 1 Stop PHX · Phoenix 3h 15m
  • Southwest Airlines (WN 2311)Boeing 737 700
    Southwest Airlines (WN 4101)Boeing 737 800
  • Southwest Airlines (WN 2311)
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 07:45 BUF
    12:45 SEA
    8Hrs, 00m 1 Stop (ORD)
  • BUFBuffalo Airport 07:45 - SEA 12:45 8h 1 Stop (ORD) Chicago
  • BUFBuffalo Airport 07:45
    ORDChicago O'Hare International Airport 10:10
  • ORDChicago O'Hare International Airport 08:33
    SEASeattle/Tacoma International Airport 12:45
  • 8h (1h 37m)
  • 1 Stop ORD · Chicago 1h 37m
  • American Airlines (AA 2164)Boeing 737 800
    American Airlines (AA 2359)Boeing 737 800
  • American Airlines (AA 2164)
    • M
    • T
    • W
    • T
    • F
    • S
    • S
  • 07:45 BUF
    15:52 SEA
    11Hrs, 07m 1 Stop (ORD)
  • BUFBuffalo Airport 07:45 - SEA 15:52 11h 07m 1 Stop (ORD) Chicago
  • BUFBuffalo Airport 07:45
    ORDChicago O'Hare International Airport 13:18
  • ORDChicago O'Hare International Airport 08:33
    SEASeattle/Tacoma International Airport 15:52
  • 11h 07m (4h 45m)
  • 1 Stop ORD · Chicago 4h 45m
  • American Airlines (AA 2164)Boeing 737 800
    Alaska Airlines (AS 335)Boeing 737 800
  • American Airlines (AA 2164)
    • M
    • -
    • -
    • -
    • F
    • -
    • -
  • 07:45 BUF
    15:52 SEA
    11Hrs, 07m 1 Stop (ORD)
  • BUFBuffalo Airport 07:45 - SEA 15:52 11h 07m 1 Stop (ORD) Chicago
  • BUFBuffalo Airport 07:45
    ORDChicago O'Hare International Airport 13:18
  • ORDChicago O'Hare International Airport 08:33
    SEASeattle/Tacoma International Airport 15:52
  • 11h 07m (4h 45m)
  • 1 Stop ORD · Chicago 4h 45m
  • American Airlines (AA 2164)Boeing 737 800
    Alaska Airlines (AS 335)Boeing 737
  • American Airlines (AA 2164)
    • -
    • T
    • -
    • T
    • -
    • -
    • S
  • 07:45 BUF
    15:52 SEA
    11Hrs, 07m 1 Stop (ORD)
  • BUFBuffalo Airport 07:45 - SEA 15:52 11h 07m 1 Stop (ORD) Chicago
  • BUFBuffalo Airport 07:45
    ORDChicago O'Hare International Airport 13:18
  • ORDChicago O'Hare International Airport 08:33
    SEASeattle/Tacoma International Airport 15:52
  • 11h 07m (4h 45m)
  • 1 Stop ORD · Chicago 4h 45m
  • American Airlines (AA 2164)Boeing 737 800
    Alaska Airlines (AS 335)Boeing 737 Max 9 Passenger
  • American Airlines (AA 2164)
    • -
    • -
    • W
    • -
    • -
    • S
    • -
  • 08:00 BUF
    16:34 SEA
    11Hrs, 34m 1 Stop (CLT)
  • BUFBuffalo Airport 08:00 - SEA 16:34 11h 34m 1 Stop (CLT) Charlotte
  • BUFBuffalo Airport 08:00
    CLTCharlotte Airport 14:00
  • CLTCharlotte Airport 09:57
    SEASeattle/Tacoma International Airport 16:34
  • 11h 34m (4h 03m)
  • 1 Stop CLT · Charlotte 4h 03m
  • American Airlines (AA 613)Airbus
    American Airlines (AA 2812)Airbus
  • American Airlines (AA 613)
    • M
    • -
    • -
    • T
    • F
    • -
    • S
  • 08:05 BUF
    13:20 SEA
    8Hrs, 15m 1 Stop (MDW)
  • BUFBuffalo Airport 08:05 - SEA 13:20 8h 15m 1 Stop (MDW) Chicago
  • BUFBuffalo Airport 08:05
    MDWChicago Midway Airport 10:55
  • MDWChicago Midway Airport 08:40
    SEASeattle/Tacoma International Airport 13:20
  • 8h 15m (2h 15m)
  • 1 Stop MDW · Chicago 2h 15m
  • Southwest Airlines (WN 2087)Boeing 737 Max 8 Passenger
    Southwest Airlines (WN 3411)Boeing 737 Max 8 Passenger
  • Southwest Airlines (WN 2087)
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 08:05 BUF
    14:05 SEA
    9Hrs, 00m 1 Stop (MDW)
  • BUFBuffalo Airport 08:05 - SEA 14:05 9h 1 Stop (MDW) Chicago
  • BUFBuffalo Airport 08:05
    MDWChicago Midway Airport 11:40
  • MDWChicago Midway Airport 08:40
    SEASeattle/Tacoma International Airport 14:05
  • 9h (3h)
  • 1 Stop MDW · Chicago 3h
  • Southwest Airlines (WN 2087)Boeing 737 Max 8 Passenger
    Southwest Airlines (WN 1648)Boeing 737 Max 8 Passenger
  • Southwest Airlines (WN 2087)
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 09:00 BUF
    14:45 SEA
    8Hrs, 45m 1 Stop (DTW)
  • BUFBuffalo Airport 09:00 - SEA 14:45 8h 45m 1 Stop (DTW) Detroit
  • BUFBuffalo Airport 09:00
    DTWDetroit Wayne County 12:50
  • DTWDetroit Wayne County 10:16
    SEASeattle/Tacoma International Airport 14:45
  • 8h 45m (2h 34m)
  • 1 Stop DTW · Detroit 2h 34m
  • Delta Air Lines (DL 5158)Canadair Regional
    Delta Air Lines (DL 728)Boeing 737 900
  • Delta Air Lines (DL 5158)
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 09:00 BUF
    14:45 SEA
    8Hrs, 45m 1 Stop (DTW)
  • BUFBuffalo Airport 09:00 - SEA 14:45 8h 45m 1 Stop (DTW) Detroit
  • BUFBuffalo Airport 09:00
    DTWDetroit Wayne County 12:50
  • DTWDetroit Wayne County 10:16
    SEASeattle/Tacoma International Airport 14:45
  • 8h 45m (2h 34m)
  • 1 Stop DTW · Detroit 2h 34m
  • Delta Air Lines (DL 4120)Canadair Regional
    Delta Air Lines (DL 728)Boeing 737 900
  • Delta Air Lines (DL 4120)
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 09:00 BUF
    15:17 SEA
    9Hrs, 17m 1 Stop (DTW)
  • BUFBuffalo Airport 09:00 - SEA 15:17 9h 17m 1 Stop (DTW) Detroit
  • BUFBuffalo Airport 09:00
    DTWDetroit Wayne County 13:25
  • DTWDetroit Wayne County 10:16
    SEASeattle/Tacoma International Airport 15:17
  • 9h 17m (3h 09m)
  • 1 Stop DTW · Detroit 3h 09m
  • Delta Air Lines (DL 5158)Canadair Regional
    Delta Air Lines (DL 728)Boeing 737 900
  • Delta Air Lines (DL 5158)
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 14:00 CLT
    10:51 LGA
    10Hrs, 06m 1 Stop (SEA)
  • CLTCharlotte Airport 14:00 - LGA 10:51 10h 06m 1 Stop (SEA) Seattle
  • CLTCharlotte Airport 14:00
    BUFBuffalo Airport 09:28
  • SEASeattle/Tacoma International Airport 16:34
    LGANew York La Guardia Airport 10:51
  • 10h 06m (1h 04m)
  • 1 Stop SEA · Seattle 1h 04m
  • American Airlines (AA 2812)Airbus
    American Airlines (AA 4738)Embraer Emb 175
  • American Airlines (AA 2812)
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:23 BUF
    16:34 SEA
    9Hrs, 11m 1 Stop (CLT)
  • BUFBuffalo Airport 10:23 - SEA 16:34 9h 11m 1 Stop (CLT) Charlotte
  • BUFBuffalo Airport 10:23
    CLTCharlotte Airport 14:00
  • CLTCharlotte Airport 12:19
    SEASeattle/Tacoma International Airport 16:34
  • 9h 11m (1h 41m)
  • 1 Stop CLT · Charlotte 1h 41m
  • American Airlines (AA 1203)Airbus
    American Airlines (AA 2812)Airbus
  • American Airlines (AA 1203)
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 10:23 BUF
    16:34 SEA
    9Hrs, 11m 1 Stop (CLT)
  • BUFBuffalo Airport 10:23 - SEA 16:34 9h 11m 1 Stop (CLT) Charlotte
  • BUFBuffalo Airport 10:23
    CLTCharlotte Airport 14:00
  • CLTCharlotte Airport 12:19
    SEASeattle/Tacoma International Airport 16:34
  • 9h 11m (1h 41m)
  • 1 Stop CLT · Charlotte 1h 41m
  • American Airlines (AA 1203)Airbus
    American Airlines (AA 2812)Airbus
  • American Airlines (AA 1203)
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:23 BUF
    18:20 SEA
    10Hrs, 57m 1 Stop (CLT)
  • BUFBuffalo Airport 10:23 - SEA 18:20 10h 57m 1 Stop (CLT) Charlotte
  • BUFBuffalo Airport 10:23
    CLTCharlotte Airport 15:45
  • CLTCharlotte Airport 12:19
    SEASeattle/Tacoma International Airport 18:20
  • 10h 57m (3h 26m)
  • 1 Stop CLT · Charlotte 3h 26m
  • American Airlines (AA 1203)Airbus
    American Airlines (AA 513)Airbus
  • American Airlines (AA 1203)
    • M
    • -
    • -
    • T
    • F
    • -
    • -
  • 10:23 BUF
    18:20 SEA
    10Hrs, 57m 1 Stop (CLT)
  • BUFBuffalo Airport 10:23 - SEA 18:20 10h 57m 1 Stop (CLT) Charlotte
  • BUFBuffalo Airport 10:23
    CLTCharlotte Airport 15:45
  • CLTCharlotte Airport 12:19
    SEASeattle/Tacoma International Airport 18:20
  • 10h 57m (3h 26m)
  • 1 Stop CLT · Charlotte 3h 26m
  • American Airlines (AA 1203)Airbus
    American Airlines (AA 513)Airbus
  • American Airlines (AA 1203)
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:25 BUF
    15:28 SEA
    8Hrs, 03m 1 Stop (IAD)
  • BUFBuffalo Airport 10:25 - SEA 15:28 8h 03m 1 Stop (IAD) Washington
  • BUFBuffalo Airport 10:25
    IADWashington Dulles International Airport 12:40
  • IADWashington Dulles International Airport 11:43
    SEASeattle/Tacoma International Airport 15:28
  • 8h 03m (57m)
  • 1 Stop IAD · Washington 57m
  • United Airlines (UA 6072)Embraer 175
    United Airlines (UA 1932)Boeing 737 800
  • United Airlines (UA 6072)
    • M
    • -
    • W
    • T
    • F
    • S
    • S
  • 15:20 DEN
    11:15 MDW
    9Hrs, 30m 1 Stop (SEA)
  • DENDenver Intl Airport 15:20 - MDW 11:15 9h 30m 1 Stop (SEA) Seattle
  • DENDenver Intl Airport 15:20
    BUFBuffalo Airport 10:40
  • SEASeattle/Tacoma International Airport 17:10
    MDWChicago Midway Airport 11:15
  • 9h 30m (2h 30m)
  • 1 Stop SEA · Seattle 2h 30m
  • Southwest Airlines (WN 259)Boeing 737 800
    Southwest Airlines (WN 977)Boeing 737 700
  • Southwest Airlines (WN 259)
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:40 BUF
    19:15 SEA
    11Hrs, 35m 1 Stop (MDW)
  • BUFBuffalo Airport 10:40 - SEA 19:15 11h 35m 1 Stop (MDW) Chicago
  • BUFBuffalo Airport 10:40
    MDWChicago Midway Airport 16:50
  • MDWChicago Midway Airport 11:15
    SEASeattle/Tacoma International Airport 19:15
  • 11h 35m (5h 35m)
  • 1 Stop MDW · Chicago 5h 35m
  • Southwest Airlines (WN 977)Boeing 737 700
    Southwest Airlines (WN 3086)Boeing 737 Max 8 Passenger
  • Southwest Airlines (WN 977)
    • -
    • -
    • -
    • -
    • -
    • -
    • S
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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 05:30. The last flight of the day departs at 05:30. See the full list of flight times on Wego.