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London International Airport to Seattle-Tacoma International Airport flight

Search for flights from London to Seattle and check out affordable one-way and round-trip options.

      • YXU 15:30
        8h 37m
        1 stop
        SEA 21:07
        London - Seattle | Tue, Aug 11 | United Airlines
        SEA 19:35
        6h 45m
        1 stop
        YXU 05:20
        Seattle - London | Tue, Aug 18 | WestJet
        US$675 US$1,671
        60% off
        60% off
        US$1,671 US$675
      • YXU 15:30
        8h 37m
        1 stop
        SEA 21:07
        London - Seattle | Mon, Aug 10 | Air Canada
        SEA 08:00
        6h 42m
        1 stop
        YXU 17:42
        Seattle - London | Sun, Aug 16 | Air Canada
        US$947 US$1,671
        43% off
        43% off
        US$1,671 US$947
      • YXU 15:30
        8h 37m
        1 stop
        SEA 21:07
        London - Seattle | Mon, Aug 10 | United Airlines
        SEA 19:35
        6h 45m
        1 stop
        YXU 05:20
        Seattle - London | Sun, Aug 16 | WestJet
        US$1,470 US$1,671
        12% off
        12% off
        US$1,671 US$1,470
      • YXU 13:00
        17h 25m
        1 stop
        SEA 14:00
        London - Seattle | Mon, Aug 10 | Normal Airline
        SEA 15:00
        6h
        Direct
        YXU 16:00
        Seattle - London | Wed, Aug 12 | Normal Airline
        Find more flights
        Find more flights
      • YXU 06:10
        15h 35m
        1 stop
        SEA 18:45
        London - Seattle | Fri, Aug 14 | WestJet
        US$218 US$285
        24% off
        24% off
        US$285 US$218
      • YXU 20:40
        25h 5m
        1 stop
        SEA 18:45
        London - Seattle | Thu, Aug 13 | WestJet
        US$219 US$285
        23% off
        23% off
        US$285 US$219
      • YXU 20:40
        16h
        1 stop
        SEA 09:40
        London - Seattle | Tue, Aug 18 | WestJet
        US$219 US$285
        23% off
        23% off
        US$285 US$219
      • YXU 17:55
        27h 50m
        1 stop
        SEA 18:45
        London - Seattle | Sun, Sep 6 | WestJet
        US$219
        23% off
        US$285 US$219
      • YXU 20:40
        16h
        1 stop
        SEA 09:40
        London - Seattle | Fri, Aug 21 | WestJet
        US$219
        23% off
        US$285 US$219
      • YXU 17:55
        27h 50m
        1 stop
        SEA 18:45
        London - Seattle | Wed, Sep 2 | WestJet
        US$219
        23% off
        US$285 US$219
      • YXU 06:10
        15h 35m
        1 stop
        SEA 18:45
        London - Seattle | Thu, Sep 3 | WestJet
        US$219
        23% off
        US$285 US$219
      • YXU 17:55
        18h 45m
        1 stop
        SEA 09:40
        London - Seattle | Mon, Aug 31 | WestJet
        US$219
        23% off
        US$285 US$219
      • YXU 17:55
        18h 45m
        1 stop
        SEA 09:40
        London - Seattle | Mon, Aug 24 | WestJet
        US$220
        23% off
        US$285 US$220
      • YXU 06:10
        15h 35m
        1 stop
        SEA 18:45
        London - Seattle | Sun, Sep 13 | WestJet
        US$250
        12% off
        US$285 US$250
      • YXU 13:00
        17h 25m
        1 stop
        SEA 14:00
        London - Seattle | Mon, Aug 10 | Normal Airline
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airport_to_airport.flight_disclaimer

Selected Airlines from London International Airport to Seattle-Tacoma International Airport

See which airlines fly from London to Seattle. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

WestJet
From US$215
United Airlines
From US$313
Delta Air Lines
From US$315
Air Canada
From US$340

Find more flights and airlines

Flight Schedule from London International Airport to Seattle-Tacoma International Airport

Check the schedule for flights from London to Seattle and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AC8260

    London International Airport

    15:20

    YXU

    50m

    Direct

    16:10

    YYZ

    S M T W T F S
    Search

  2. AC541

    Toronto Pearson International Airport

    19:20

    YYZ

    5h 19m

    Direct

    21:39

    SEA

    S M T W T F S

  3. UA8638

    London International Airport

    06:15

    YXU

    50m

    Direct

    07:05

    YYZ

    S M T W T F S
    Search

  4. UA8350

    Toronto Pearson International Airport

    08:45

    YYZ

    3h 31m

    Direct

    11:16

    IAH

    S M T W T F S

  5. UA2228

    George Bush Intercontinental Airport

    12:04

    IAH

    4h 53m

    Direct

    14:57

    SEA

    - M T W T - -

  6. DL7098

    London International Airport

    06:10

    YXU

    4h 10m

    Direct

    08:20

    YYC

    S M T W T F S
    Search

  7. DL7124

    Calgary International Airport

    10:00

    YYC

    3h

    Direct

    12:00

    SFO

    S M T W T - S

  8. DL1412

    San Francisco International Airport

    13:05

    SFO

    2h 20m

    Direct

    15:25

    SEA

    S M T W T F S

  9. DL7098

    London International Airport

    06:10

    YXU

    4h 10m

    Direct

    08:20

    YYC

    S M T W T F S
    Search

  10. DL7047

    Calgary International Airport

    10:05

    YYC

    3h 5m

    Direct

    12:10

    SFO

    - - - - - F -

  11. DL1412

    San Francisco International Airport

    13:05

    SFO

    2h 20m

    Direct

    15:25

    SEA

    S M T W T F S

  12. WS747

    London International Airport

    06:10

    YXU

    4h 10m

    Direct

    08:20

    YYC

    S M T W T F S
    Search

  13. WS1552

    Calgary International Airport

    13:25

    YYC

    1h 55m

    Direct

    13:20

    SEA

    S - T W T F S

  14. AC8252

    London International Airport

    06:15

    YXU

    50m

    Direct

    07:05

    YYZ

    S M T W T F S
    Search

  15. AC185

    Toronto Pearson International Airport

    08:00

    YYZ

    4h 53m

    Direct

    09:53

    YVR

    S M T W T F S

  16. AC8806

    Vancouver International Airport

    17:30

    YVR

    1h 7m

    Direct

    18:37

    SEA

    S M T W T F S

  17. WS737

    London International Airport

    20:40

    YXU

    4h 10m

    Direct

    22:50

    YYC

    - M - W T - -
    Search

  18. WS1554

    Calgary International Airport

    08:45

    YYC

    1h 55m

    Direct

    09:40

    SEA

    S M T W T F S

  19. DL7098

    London International Airport

    06:10

    YXU

    4h 10m

    Direct

    08:20

    YYC

    S M T W T F S
    Search

  20. DL7124

    Calgary International Airport

    10:00

    YYC

    3h

    Direct

    12:00

    SFO

    S M T W T - S

  21. DL3707

    San Francisco International Airport

    17:36

    SFO

    2h 19m

    Direct

    19:55

    SEA

    S M T W T F S

  22. WS747

    London International Airport

    06:10

    YXU

    4h 10m

    Direct

    08:20

    YYC

    S M T W T F S
    Search

  23. WS3750

    Calgary International Airport

    13:30

    YYC

    2h 8m

    Direct

    13:38

    SEA

    S M T W T F S

  24. DL7098

    London International Airport

    06:10

    YXU

    4h 10m

    Direct

    08:20

    YYC

    S M T W T F S
    Search

  25. DL6899

    Calgary International Airport

    10:00

    YYC

    3h 25m

    Direct

    12:25

    LAX

    S M T W T F S

  26. DL1551

    Los Angeles International Airport

    19:24

    LAX

    2h 56m

    Direct

    22:20

    SEA

    S M T W T F S
Find more flights and airlines

London International Airport to Seattle-Tacoma International Airport Flights Info

Flight distance 3,224.6km
Cheapest one-way ticket price US$218
Cheapest return ticket price US$675

FAQs for London International Airport to Seattle-Tacoma International Airport Flights

  • What is the transportation method from the main airport to downtown in Seattle?

    • The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Real-time pricing updates

Prices, availability, and travel information on this page were updated within the last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

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Voluntary cancellation/change:
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.
Cancellation/change due to a flight schedule change:
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.