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Flight Time from London to Seattle

How long is the Flight Time from London to Seattle & Schedule

Flight info.
Departure
Arrival
Weekly Schedule

  1. WS001

    WestJet

    14:50

    LHR

    9.1h

    Nonstop

    16:55

    YYC

    SMTWTFS
    Search

  2. AS2226

    Alaska Airlines

    18:22

    YYC

    1.8h

    Nonstop

    19:10

    SEA

    SMTWTFS
    Search

  3. WS001

    WestJet

    14:50

    LHR

    9.1h

    Nonstop

    16:55

    YYC

    SMTWTFS
    Search

  4. AS2308

    Alaska Airlines

    11:31

    YYC

    1.9h

    Nonstop

    12:23

    SEA

    SMTWTFS
    Search

  5. Z0783

    Norse Atlantic Airways

    10:10

    LGW

    9.7h

    Nonstop

    14:50

    MCO

    S--WT-S
    Search

  6. HA6162

    Hawaiian Airlines

    07:15

    MCO

    6.4h

    Nonstop

    10:40

    SEA

    SMTWTFS
    Search

  7. Z0701

    Norse Atlantic Airways

    13:00

    LGW

    7.9h

    Nonstop

    15:55

    JFK

    SMT--FS
    Search

  8. HA4991

    Hawaiian Airlines

    07:00

    JFK

    6.3h

    Nonstop

    10:15

    SEA

    SMTWTFS
    Search

  9. Z0783

    Norse Atlantic Airways

    10:10

    LGW

    9.7h

    Nonstop

    14:50

    MCO

    S--WT-S
    Search

  10. DL347

    Delta Air Lines

    09:20

    MCO

    6.5h

    Nonstop

    12:50

    SEA

    SMTWTFS
    Search

  11. WS001

    WestJet

    14:50

    LHR

    9.1h

    Nonstop

    16:55

    YYC

    SMTWTFS
    Search

  12. WS1552

    WestJet

    13:25

    YYC

    1.9h

    Nonstop

    14:20

    SEA

    SMTWT-S
    Search

  13. WS001

    WestJet

    14:50

    LHR

    9.1h

    Nonstop

    16:55

    YYC

    SMTWTFS
    Search

  14. AC201

    Air Canada

    06:00

    YYC

    1.8h

    Nonstop

    06:48

    YVR

    SMTWTFS
    Search

  15. AC8798

    Air Canada

    08:50

    YVR

    1.0h

    Nonstop

    09:51

    SEA

    SMTWTFS
    Search

  16. WS001

    WestJet

    14:50

    LHR

    9.1h

    Nonstop

    16:55

    YYC

    SMTWTFS
    Search

  17. WS3601

    WestJet

    07:50

    YYC

    1.4h

    Nonstop

    08:12

    YLW

    SMTWTFS
    Search

  18. WS3820

    WestJet

    09:05

    YLW

    1.3h

    Nonstop

    10:25

    SEA

    SMTWTFS
    Search

  19. Z0701

    Norse Atlantic Airways

    13:00

    LGW

    7.9h

    Nonstop

    15:55

    JFK

    SMT--FS
    Search

  20. DL1673

    Delta Air Lines

    07:00

    EWR

    2.6h

    Nonstop

    09:37

    ATL

    SMTWTFS
    Search

  21. DL629

    Delta Air Lines

    12:15

    ATL

    5.6h

    Nonstop

    14:50

    SEA

    SMTWTFS
    Search

  22. Z0701

    Norse Atlantic Airways

    13:00

    LGW

    7.9h

    Nonstop

    15:55

    JFK

    SMT--FS
    Search

  23. DL364

    Delta Air Lines

    08:00

    LGA

    2.6h

    Nonstop

    10:39

    ATL

    SMTWTFS
    Search

  24. DL629

    Delta Air Lines

    12:15

    ATL

    5.6h

    Nonstop

    14:50

    SEA

    SMTWTFS
    Search
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Flight Time from London to Seattle & Flights Info

Flight Time10 hours 6 minutes
Earliest Flight 09:20⇒11:45
Latest Flight18:00⇒20:25
Cheapest Flight PricePKR 204,775

Find Cheap Flights & Flight Time from London to Seattle

  • One way
  • Round-trip
      • direct cheapest
        LHR14:55
        10h
        Nonstop
        SEA17:55
        London - Seattle|Mon, Mar 9|Finnair
        PKR 137,207PKR 189,862
        28% off
        28% off
        PKR 189,862PKR 137,207

      • LHR14:55
        10h
        Nonstop
        SEA16:55
        London - Seattle|Tue, Feb 17|Finnair
        PKR 138,599PKR 189,862
        27% off
        27% off
        PKR 189,862PKR 138,599

      • LGW14:00
        39h 55m
        1 stop
        SEA21:55
        London - Seattle|Sat, Feb 28|Norse Atlantic Airways
        PKR 91,444PKR 189,862
        52% off
        52% off
        PKR 189,862PKR 91,444

      • LGW14:00
        39h 55m
        1 stop
        SEA21:55
        London - Seattle|Fri, Feb 27|Norse Atlantic Airways
        PKR 94,310
        PKR 94,310

      • LGW14:00
        28h 33m
        1 stop
        SEA10:33
        London - Seattle|Sun, Jan 18|Norse Atlantic Airways
        PKR 100,318
        PKR 100,318

      • LHR14:50
        39h 16m
        2 stops
        SEA22:06
        London - Seattle|Tue, Jan 13|WestJet
        PKR 105,253
        PKR 105,253

      • LGW14:00
        30h 18m
        1 stop
        SEA12:18
        London - Seattle|Sat, Jan 24|Norse Atlantic Airways
        PKR 106,765
        PKR 106,765

      • LHR14:50
        13h 2m
        1 stop
        SEA19:52
        London - Seattle|Wed, Jan 21|WestJet
        PKR 108,118
        PKR 108,118

      • LGW13:00
        38h 3m
        1 stop
        SEA19:03
        London - Seattle|Wed, Jan 28|Norse Atlantic Airways
        PKR 108,715
        PKR 108,715

      • LHR14:50
        13h 7m
        1 stop
        SEA19:57
        London - Seattle|Sun, Mar 8|WestJet
        PKR 108,874
        PKR 108,874

      • LHR14:50
        27h 32m
        2 stops
        SEA10:22
        London - Seattle|Mon, Jan 26|WestJet
        PKR 108,914
        PKR 108,914

      • LHR14:50
        31h 29m
        1 stop
        SEA14:19
        London - Seattle|Mon, Feb 16|WestJet
        PKR 109,073
        PKR 109,073

      • LON1:00 PM
        3h 5m
        Nonstop
        SEA2:00 PM
        London - Seattle|Thu, Dec 25|Finnair
        Find more flights
        Find more flights

Displayed flight fares from ${{departCityName}} to ${{arrivalCityName}} are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flights to Seattle

Flight Time from London to Seattle & Top Airlines

Icelandair
10.0
Air Tahiti Nui
10.0
easyJet
10.0
Virgin Atlantic
10.0

Flight Time from London to Seattle & FAQ

  • Which airlines offer direct flights from London to Seattle?

    At the moment, you can catch a nonstop flight from London to Seattle with the following airlines, including: British Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

  • How long is a flight from London to Seattle?

    It takes about 10 hours 10 minutes to fly from London to Seattle.

  • When is the best time to book flights from London 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 London 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.

  • How many flights are there per week from London to Seattle?

    Based on Trip.com data in the past 4 weeks, there is 21 flight per week flying from London to Seattle. You can check the weekly schedule for popular airlines on this route below: British Airways: S/M/T/W/T/F/S -- BA049 (15:32)

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

    The cheapest months to fly from London to Seattle is September, when demand for travel is lower.

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

    After crunching the numbers on our December flight calendar, it's currently cheapest to fly from London to Seattle on December 31, 2025 with Air Canada, with prices starting at PKR 140,787.

  • Which airports can I fly to for Seattle from London?

    You can land at any one of the following hubs in Seattle, with Heathrow Airport to Seattle–Tacoma International Airport (LHR-SEA) is by far the most common option on this route: King County (Boeing Field) International Airport (BFI) Kenmore Air - Lake Union (LKE) Seattle–Tacoma International Airport (SEA).

  • Is there any time difference between London and Seattle?

    The time difference between Seattle and London is 8h.

  • How do I change or cancel my ticket from London 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.
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Flight Time from London to Seattle

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