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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
        LHR15:00
        9h 55m
        Nonstop
        SEA17:55
        London - Seattle|Mon, Mar 17|British Airways
        €717€1,082
        34% OFF
        34% OFF
        €1,082€717

        Choose British Airways flights from London to Seattle. The one-way direct flight with British Airways departs from Heathrow Airport on Mon, Mar 17, arriving at Seattle-Tacoma International Airport. One-way Prices start from €717 including taxes and charges.

      • LHR15:00
        9h 55m
        Nonstop
        SEA17:55
        London - Seattle|Wed, Mar 26|British Airways
        €717€1,082
        34% OFF
        34% OFF
        €1,082€717

        Choose British Airways flights from London to Seattle. The one-way direct flight with British Airways departs from Heathrow Airport on Wed, Mar 26, arriving at Seattle-Tacoma International Airport. One-way Prices start from €717 including taxes and charges.

      • LGW12:00
        30h 40m
        1 stop
        SEA10:40
        London - Seattle|Tue, Feb 11|Norse Atlantic Airways
        €339€1,082
        69% OFF
        69% OFF
        €1,082€339

        Choose Norse Atlantic Airways flights from London to Seattle. The one-way connecting flight with Norse Atlantic Airways departs from London Gatwick Airport on Tue, Feb 11, arriving at Seattle-Tacoma International Airport. One-way Prices start from €339 including taxes and charges.

      • LHR14:50
        31h 31m
        1 stop
        SEA14:21
        London - Seattle|Wed, Feb 19|WestJet
        €350
        €350

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Wed, Feb 19, arriving at Seattle-Tacoma International Airport. One-way Prices start from €350 including taxes and charges.

      • LHR14:50
        31h 31m
        1 stop
        SEA14:21
        London - Seattle|Wed, Feb 26|WestJet
        €350
        €350

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Wed, Feb 26, arriving at Seattle-Tacoma International Airport. One-way Prices start from €350 including taxes and charges.

      • LHR14:50
        31h 31m
        1 stop
        SEA14:21
        London - Seattle|Tue, Feb 18|WestJet
        €355
        €355

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Tue, Feb 18, arriving at Seattle-Tacoma International Airport. One-way Prices start from €355 including taxes and charges.

      • LHR14:50
        12h 58m
        1 stop
        SEA19:48
        London - Seattle|Tue, Mar 4|WestJet
        €359
        €359

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

      • LHR14:50
        30h 31m
        1 stop
        SEA14:21
        London - Seattle|Mon, Mar 17|WestJet
        €359
        €359

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Mon, Mar 17, arriving at Seattle-Tacoma International Airport. One-way Prices start from €359 including taxes and charges.

      • LHR14:50
        31h 31m
        1 stop
        SEA14:21
        London - Seattle|Tue, Feb 11|WestJet
        €360
        €360

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Tue, Feb 11, arriving at Seattle-Tacoma International Airport. One-way Prices start from €360 including taxes and charges.

      • LHR14:50
        31h 31m
        1 stop
        SEA14:21
        London - Seattle|Thu, Feb 27|WestJet
        €362
        €362

        Choose WestJet flights from London to Seattle. The one-way connecting flight with WestJet departs from Heathrow Airport on Thu, Feb 27, arriving at Seattle-Tacoma International Airport. One-way Prices start from €362 including taxes and charges.

      • LON01:00 pm
        3h 5m
        Nonstop
        SEA02:00 pm
        London - Seattle|Tue, Feb 18|British Airways
        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 logoIcelandairBritish Airways logoBritish AirwaysDelta Air Lines logoDelta Air LinesWestJet logoWestJetIberia logoIberiaUnited Airlines logoUnited AirlinesNorse Atlantic Airways logoNorse Atlantic AirwaysCondor Airlines logoCondor AirlinesLufthansa logoLufthansa

Airports in London

  • 14.96 km from central LondonClosest
    London City Airport
    Tickets From
    €288
  • 44.63 km from central London
    London Luton Airport
    Tickets From
    €273
  • 20.15 km from central London
    Heathrow Airport
    Tickets From
    €1,514
  • 52.43 km from central London
    London Stansted Airport
    Tickets From
    €414
  • 38.83 km from central LondonCheapest
    London Gatwick Airport
    Tickets From
    €272
  • 60.36 km from central London
    London Southend Airport
    Tickets From
    €620

Flight Schedule from London to Seattle-Tacoma International Airport

Flight info.
Departure
Arrival
Weekly Schedule

  1. AF1381

    Air France

    06:15

    LHR

    1.3h

    08:35

    CDG

    SMTWTFS
    Search

  2. AF368

    Air France

    10:10

    CDG

    10.2h

    12:20

    SEA

    -M-W-F-

  3. U22643

    easyJet

    06:25

    LTN

    4.2h

    09:35

    KEF

    SMTWTFS
    Search

  4. FI681

    Icelandair

    16:50

    KEF

    8.0h

    17:50

    SEA

    SMTWTFS

  5. SK1530

    Scandinavian Airlines

    06:40

    LHR

    2.4h

    10:05

    ARN

    SMTWT--
    Search

  6. FI307

    Icelandair

    13:45

    ARN

    3.3h

    15:05

    KEF

    SMTWTFS

  7. FI681

    Icelandair

    16:50

    KEF

    8.0h

    17:50

    SEA

    SMTWTFS

  8. BA8761

    British Airways

    07:05

    LCY

    1.6h

    09:40

    FRA

    SMTWT--
    Search

  9. DE2034

    Condor Airlines

    11:40

    FRA

    10.8h

    14:25

    SEA

    S------

  10. BA894

    British Airways

    07:30

    LHR

    3.3h

    10:50

    KEF

    SMTWTFS
    Search

  11. FI681

    Icelandair

    16:50

    KEF

    8.0h

    17:50

    SEA

    SMTWTFS

  12. BA902

    British Airways

    07:50

    LHR

    1.7h

    10:30

    FRA

    SMTWT-S
    Search

  13. DE2032

    Condor Airlines

    13:45

    FRA

    10.3h

    15:05

    SEA

    ---W-F-

  14. U26341

    easyJet

    08:00

    LGW

    4.4h

    11:25

    KEF

    SM-----
    Search

  15. FI681

    Icelandair

    16:50

    KEF

    8.0h

    17:50

    SEA

    SMTWTFS

  16. OG801

    PLAY Airline

    11:40

    STN

    3.1h

    13:45

    KEF

    SMTWTFS
    Search

  17. OG101

    PLAY Airline

    15:05

    KEF

    6.6h

    17:40

    BWI

    SMTWTFS

  18. AS379

    Alaska Airlines

    19:05

    BWI

    5.7h

    21:45

    SEA

    SMTWTFS

  19. OG801

    PLAY Airline

    11:40

    STN

    3.1h

    13:45

    KEF

    SMTWTFS
    Search

  20. FI681

    Icelandair

    16:50

    KEF

    8.0h

    17:50

    SEA

    SMTWTFS

  21. WS019

    WestJet

    14:10

    LHR

    8.8h

    15:55

    YYC

    SMTWTFS
    Search

  22. AS2226

    Alaska Airlines

    19:00

    YYC

    1.9h

    19:56

    SEA

    SMTWTFS
Find more flights and airlines

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

Cheapest return ticket price€486
Cheapest direct flight price€339
Off-season travel monthFebruary
Peak season for travelNovember

FAQs for London to Seattle-Tacoma International Airport Flights

  • When are flight tickets from London (LON) to Seattle (SEA) the cheapest?

    Airlines adjust prices for flights from London to Seattle based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from London (LON) to Seattle (SEA) cost?

    According to Trip.com's data, the lowest price is around €1,392.

  • How long is the flight from London (LON) to Seattle (SEA)?

    It takes about 9 hours 56 minutes to fly from London (LON) to Seattle (SEA).

  • 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.

  • What are the most popular airlines that fly from London (LON) to Seattle (SEA)?

  • What's the most popular airline for direct flights from London (LON) to Seattle (SEA)?

    American Airlines operates 13 direct flights from London (LON) to Seattle (SEA).

  • How many airports in Seattle (SEA)?

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