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London to Seattle–Tacoma International Airport flight
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Cheap Flights from London to Seattle–Tacoma International Airport

  • One way
  • Round-trip
      • Cheapest nonstop
        LHR16:50
        10h 35m
        Direct
        SEA19:25
        London - Seattle|Tue, Apr 22|Virgin Atlantic
        £1,091£1,521
        28% OFF
        28% OFF
        £1,521£1,091

        Choose Virgin Atlantic flights from London to Seattle. The one-way direct flight with Virgin Atlantic departs from Heathrow Airport on Tue, Apr 22, arriving at Seattle–Tacoma International Airport. One-way Prices start from £1,091 including taxes and charges.

      • LHR16:50
        10h 35m
        Direct
        SEA19:25
        London - Seattle|Tue, Apr 22|Delta Air Lines
        £1,110£1,521
        27% OFF
        27% OFF
        £1,521£1,110

        Choose Delta Air Lines flights from London to Seattle. The one-way direct flight with Delta Air Lines departs from Heathrow Airport on Tue, Apr 22, arriving at Seattle–Tacoma International Airport. One-way Prices start from £1,110 including taxes and charges.

      • LHR14:10
        32h 11m
        1 stop
        SEA14:21
        London - Seattle|Tue, Apr 22|WestJet
        £277£1,521
        82% OFF
        82% OFF
        £1,521£277

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Tue, Apr 22, arriving at Seattle–Tacoma International Airport. One-way Prices start from £277 including taxes and charges.

      • LHR14:10
        12h 55m
        1 stop
        SEA19:05
        London - Seattle|Thu, Apr 24|WestJet
        £306
        £306

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Thu, Apr 24, arriving at Seattle–Tacoma International Airport. One-way Prices start from £306 including taxes and charges.

      • LHR14:10
        14h 18m
        1 stop
        SEA20:28
        London - Seattle|Wed, May 7|WestJet
        £355
        £355

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Wed, May 7, arriving at Seattle–Tacoma International Airport. One-way Prices start from £355 including taxes and charges.

      • LHR14:10
        14h 18m
        1 stop
        SEA20:28
        London - Seattle|Wed, May 28|WestJet
        £356
        £356

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Wed, May 28, arriving at Seattle–Tacoma International Airport. One-way Prices start from £356 including taxes and charges.

      • LHR14:10
        14h 18m
        1 stop
        SEA20:28
        London - Seattle|Sun, May 4|WestJet
        £359
        £359

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Sun, May 4, arriving at Seattle–Tacoma International Airport. One-way Prices start from £359 including taxes and charges.

      • LHR14:10
        14h 18m
        1 stop
        SEA20:28
        London - Seattle|Fri, Jun 6|WestJet
        £360
        £360

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Fri, Jun 6, arriving at Seattle–Tacoma International Airport. One-way Prices start from £360 including taxes and charges.

      • LHR14:10
        13h
        1 stop
        SEA19:10
        London - Seattle|Tue, May 6|WestJet
        £368
        £368

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Tue, May 6, arriving at Seattle–Tacoma International Airport. One-way Prices start from £368 including taxes and charges.

      • LHR14:10
        14h 18m
        1 stop
        SEA20:28
        London - Seattle|Thu, May 1|WestJet
        £369
        £369

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Thu, May 1, arriving at Seattle–Tacoma International Airport. One-way Prices start from £369 including taxes and charges.

      • LON1:00 PM
        3h 5m
        Direct
        SEA2:00 PM
        London - Seattle|Wed, Apr 23|Virgin Atlantic
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from London to Seattle–Tacoma International Airport

Virgin Atlantic logoVirgin AtlanticIcelandair logoIcelandairDelta Air Lines logoDelta Air LinesBritish Airways logoBritish AirwaysWestJet logoWestJetNorse Atlantic Airways logoNorse Atlantic AirwaysLufthansa logoLufthansaIberia logoIberia

Airports in London

  • 14.96 km from central LondonClosest
    London City Airport
    Tickets From
    £219
  • 44.63 km from central LondonCheapest
    London Luton Airport
    Tickets From
    £171
  • 20.15 km from central London
    Heathrow Airport
    Tickets From
    £207
  • 52.43 km from central London
    London Stansted Airport
    Tickets From
    £179
  • 38.83 km from central London
    London Gatwick Airport
    Tickets From
    £178
  • 60.36 km from central London
    London Southend Airport
    Tickets From
    £255

Flight Schedule from London to Seattle–Tacoma International Airport

Flight info.
Departure
Arrival
Weekly Schedule

  1. BA760

    British Airways

    07:20

    LHR

    2.1h

    10:25

    OSL

    S-TWT--
    Search

  2. FI319

    Icelandair

    13:50

    OSL

    2.9h

    14:45

    KEF

    SMTWTFS

  3. FI681

    Icelandair

    16:50

    KEF

    8.0h

    17:50

    SEA

    SMTWTFS

  4. BA800

    British Airways

    07:40

    LHR

    3.1h

    09:45

    KEF

    SMTW-FS
    Search

  5. FI683

    Icelandair

    19:45

    KEF

    7.9h

    20:40

    SEA

    SMTWTFS

  6. OG801

    PLAY Airline

    11:40

    STN

    3.1h

    13:45

    KEF

    SMTWTFS
    Search

  7. FI681

    Icelandair

    16:50

    KEF

    8.0h

    17:50

    SEA

    SMTWTFS

  8. WS019

    WestJet

    14:10

    LHR

    8.8h

    15:55

    YYC

    SMTWTFS
    Search

  9. WS3155

    WestJet

    07:30

    YYC

    1.4h

    07:52

    YLW

    SM--TFS

  10. WS3750

    WestJet

    13:05

    YLW

    1.1h

    14:09

    SEA

    SMTWTFS

  11. WS019

    WestJet

    14:10

    LHR

    8.8h

    15:55

    YYC

    SMTWTFS
    Search

  12. AC201

    Air Canada

    06:15

    YYC

    1.6h

    06:51

    YVR

    SMTWTFS

  13. AC8798

    Air Canada

    08:15

    YVR

    1.1h

    09:21

    SEA

    SMTWTFS

  14. WS019

    WestJet

    14:10

    LHR

    8.8h

    15:55

    YYC

    SMTWTFS
    Search

  15. AS2226

    Alaska Airlines

    19:00

    YYC

    1.8h

    19:50

    SEA

    S--WTFS

  16. WS019

    WestJet

    14:10

    LHR

    8.8h

    15:55

    YYC

    SMTWTFS
    Search

  17. AS2239

    Alaska Airlines

    18:19

    YYC

    1.8h

    19:05

    SEA

    -MT----

  18. U28843

    easyJet

    14:35

    LGW

    4.2h

    17:45

    KEF

    S--WTF-
    Search

  19. FI681

    Icelandair

    16:50

    KEF

    8.0h

    17:50

    SEA

    SMTWTFS

  20. FI473

    Icelandair

    15:40

    LGW

    3.3h

    17:55

    KEF

    SMTWTFS
    Search

  21. FI683

    Icelandair

    19:45

    KEF

    7.9h

    20:40

    SEA

    SMTWTFS

  22. FI455

    Icelandair

    21:25

    LHR

    3.2h

    23:35

    KEF

    SMTWTFS
    Search

  23. FI681

    Icelandair

    16:50

    KEF

    8.0h

    17:50

    SEA

    SMTWTFS
Find more flights and airlines

Flight Info of Flights from London to Seattle–Tacoma International Airport

Cheapest return ticket price£460
Cheapest one-way flight price£276
Off-season travel monthMay
Peak season for travelJanuary

FAQs for London to Seattle–Tacoma International Airport Flights

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