Buffalo to Seattle flight time

How long is the Buffalo to Seattle flight time & Schedule

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL1751

    Delta Air Lines

    19:45

    BUF

    2.3h

    Nonstop

    21:00

    MSP

    S M T W T - S
    Search

  2. DL505

    Delta Air Lines

    21:57

    MSP

    4.0h

    Nonstop

    23:59

    SEA

    S M T W T F S
    Search

  3. DL2898

    Delta Air Lines

    06:10

    BUF

    1.2h

    Nonstop

    07:23

    DTW

    S M T W T F S
    Search

  4. DL734

    Delta Air Lines

    08:40

    DTW

    5.3h

    Nonstop

    10:55

    SEA

    S M T W T F S
    Search

  5. AS6584

    Alaska Airlines

    05:25

    BUF

    1.4h

    Nonstop

    06:51

    PHL

    S M T W T F -
    Search

  6. AS277

    Alaska Airlines

    07:33

    PHL

    6.0h

    Nonstop

    10:32

    SEA

    S M T W T F S
    Search

  7. AA5873

    American Airlines

    05:20

    BUF

    1.4h

    Nonstop

    06:46

    PHL

    S M T W T F -
    Search

  8. AA2534

    American Airlines

    08:36

    PHL

    6.2h

    Nonstop

    11:46

    SEA

    S M T W T F S
    Search

  9. DL5296

    Delta Air Lines

    15:53

    BUF

    1.6h

    Nonstop

    17:30

    JFK

    S M T W T F S
    Search

  10. DL688

    Delta Air Lines

    19:25

    JFK

    6.6h

    Nonstop

    23:00

    SEA

    S M T W T F S
    Search

  11. DL2266

    Delta Air Lines

    17:10

    BUF

    2.2h

    Nonstop

    19:20

    ATL

    S M T W T - S
    Search

  12. DL903

    Delta Air Lines

    21:15

    ATL

    5.6h

    Nonstop

    23:52

    SEA

    S M T W T F S
    Search

  13. DL5284

    Delta Air Lines

    07:00

    BUF

    1.6h

    Nonstop

    08:33

    JFK

    S M T W T F S
    Search

  14. DL1719

    Delta Air Lines

    11:55

    JFK

    6.4h

    Nonstop

    15:21

    SEA

    S M T W T F S
    Search

  15. AA6041

    American Airlines

    14:47

    BUF

    1.5h

    Nonstop

    16:18

    PHL

    S M T W T F S
    Search

  16. AA3259

    American Airlines

    19:35

    PHL

    6.4h

    Nonstop

    22:58

    SEA

    S M T W T F S
    Search

  17. SY1058

    Sun Country Airlines

    10:58

    BUF

    2.2h

    Nonstop

    12:08

    MSP

    S - - W T - S
    Search

  18. SY289

    Sun Country Airlines

    21:00

    MSP

    3.8h

    Nonstop

    22:46

    SEA

    S - T W T - S
    Search

  19. DL2898

    Delta Air Lines

    06:10

    BUF

    1.2h

    Nonstop

    07:23

    DTW

    S M T W T F S
    Search

  20. DL523

    Delta Air Lines

    08:25

    DTW

    4.9h

    Nonstop

    10:19

    LAX

    S M T W T F S
    Search

  21. F91177

    Frontier Airlines

    15:04

    LAX

    2.8h

    Nonstop

    17:51

    SEA

    S M T W T F S
    Search
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Buffalo to Seattle flight time & Flights Info

Flight Time 8 hours 20 minutes
Earliest Flight  07:15⇒11:50
Latest Flight 18:03⇒22:22
Cheapest Flight Price €166

Find Cheap Flights & Buffalo to Seattle flight time

  • One way
  • Round-trip
      • BUF19:45
        7h 14m
        1 stops
        SEA23:59
        Buffalo - Seattle|Sun, Jul 5|Delta Air Lines
        €142
        €275
        48% off
        Search
        48% off
        €275
        €142
      • BUF06:00
        9h 27m
        1 stops
        SEA12:27
        Buffalo - Seattle|Sun, Jul 5|Jetblue Airways
        €152
        €275
        45% off
        Search
        45% off
        €275
        €152
      • BUF11:35
        26h 4m
        2 stops
        SEA10:39
        Buffalo - Seattle|Mon, Jul 27|Frontier Airlines
        €171
        €275
        38% off
        Search
        38% off
        €275
        €171
      • BUF06:29
        14h 43m
        2 stops
        SEA18:12
        Buffalo - Seattle|Mon, Jul 27|Delta Air Lines
        €180
        Search
        €180
      • BUF08:08
        9h 19m
        1 stops
        SEA14:27
        Buffalo - Seattle|Sun, Jul 5|American Airlines
        €190
        Search
        €190
      • BUF14:44
        11h 12m
        1 stops
        SEA22:56
        Buffalo - Seattle|Wed, Jul 15|American Airlines
        €201
        Search
        €201
      • BUF05:25
        9h 21m
        1 stops
        SEA11:46
        Buffalo - Seattle|Wed, Jul 1|American Airlines
        €227
        Search
        €227
      • BUF11:41
        14h 5m
        1 stops
        SEA22:46
        Buffalo - Seattle|Mon, Jul 27|Sun Country Airlines
        €230
        Search
        €230
      • BUF05:25
        8h 7m
        1 stops
        SEA10:32
        Buffalo - Seattle|Wed, Jul 1|Alaska Airlines
        €233
        Search
        €233
      • BUF07:00
        10h 50m
        1 stops
        SEA14:50
        Buffalo - Seattle|Wed, Jul 15|Delta Air Lines
        €237
        Search
        €237
      • BUF19:30
        7h 29m
        1 stops
        SEA23:59
        Buffalo - Seattle|Wed, Jul 1|Delta Air Lines
        €252
        Search
        €252
      • BUF13:00
        7h 29m
        Nonstop
        SEA14:00
        Buffalo - Seattle|Mon, Sep 6|Normal Airline
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Buffalo to Seattle flight time & Top Airlines

Delta Air Lines
Delta Air Lines
10.0

Buffalo to Seattle flight time & FAQ

  • When is the best time to book flights from Buffalo to Seattle?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Buffalo to Seattle is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

  • When are flight tickets from Buffalo (BUF) to Seattle (SEA) the cheapest?

    The cheapest months to fly from Buffalo to Seattle is October, when demand for travel is lower.

  • Which upcoming date is cheapest to fly from Buffalo to Seattle on?

    After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Buffalo to Seattle on June 29, 2026 with American Airlines, with prices starting at €428.

  • Is there any time difference between Buffalo and Seattle?

    The time difference between Seattle and Buffalo is 3h.

  • How do I change or cancel my ticket from Buffalo to Seattle?

    Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.