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Seattle-Tacoma International Airport to London International Airport flight
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Cheap Flight Deals from Seattle-Tacoma International Airport to London International Airport

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

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • SEA18:15
        8h 3m
        1 stop
        YXU05:18
        Seattle - London|Fri, Jun 28|WestJet
        €172€382
        55% OFF
        55% OFF
        €382€172
      • SEA23:10
        7h 6m
        1 stop
        YXU09:16
        Seattle - London|Thu, Jun 13|Air Canada
        €183€382
        52% OFF
        52% OFF
        €382€183
      • SEA18:15
        8h 3m
        1 stop
        YXU05:18
        Seattle - London|Mon, Aug 5|WestJet
        €192€382
        50% OFF
        50% OFF
        €382€192
      • SEA18:15
        8h 3m
        1 stop
        YXU05:18
        Seattle - London|Wed, Aug 28|WestJet
        €202
        €202
      • SEA23:10
        7h 5m
        1 stop
        YXU09:15
        Seattle - London|Mon, Aug 5|Air Canada
        €204
        €204
      • SEA18:15
        8h 3m
        1 stop
        YXU05:18
        Seattle - London|Fri, Jun 28|Delta Air Lines
        €204
        €204
      • SEA07:00
        19h 18m
        1 stop
        YXU05:18
        Seattle - London|Mon, Jun 17|WestJet
        €215
        €215
      • SEA23:10
        7h 6m
        1 stop
        YXU09:16
        Seattle - London|Wed, Jun 5|Air Canada
        €224
        €224
      • SEA08:00
        18h 18m
        1 stop
        YXU05:18
        Seattle - London|Wed, Aug 28|Alaska Airlines
        €250
        €250
      • SEA07:00
        8h 59m
        1 stop
        YXU18:59
        Seattle - London|Mon, Aug 5|Delta Air Lines
        €302
        €302
      • SEA13:00
        3h 5m
        Direct
        YXU14:00
        Seattle - London|Tue, Jun 11|WestJet
        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 Seattle-Tacoma International Airport to London International Airport

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

WestJet
From €172
Air Canada
From €183
Delta Air Lines
From €204
Alaska Airlines
From €250
Frontier Airlines
From €347
United Airlines
From €381
American Airlines
From €666
ANA airlines

Find more flights and airlines

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. DL6934

    Delta Air Lines

    07:00

    SEA

    1.7h

    09:43

    YYC

    SMTWTFS
    Search

  2. DL6945

    Delta Air Lines

    13:30

    YYC

    3.7h

    19:13

    YXU

    -MT----

  3. DL6934

    Delta Air Lines

    07:00

    SEA

    1.7h

    09:43

    YYC

    SMTWTFS
    Search

  4. DL6922

    Delta Air Lines

    13:30

    YYC

    3.5h

    18:59

    YXU

    S--W--S

  5. WS1551

    WestJet

    07:00

    SEA

    1.8h

    09:45

    YYC

    SMTWTFS
    Search

  6. WS734

    WestJet

    13:30

    YYC

    3.5h

    18:59

    YXU

    SMTWTFS

  7. AS2036

    Alaska Airlines

    08:00

    SEA

    1.6h

    10:35

    YYC

    SMTWTFS
    Search

  8. WS734

    WestJet

    13:30

    YYC

    3.5h

    18:59

    YXU

    SMTWTFS

  9. AS3320

    Alaska Airlines

    10:15

    SEA

    0.9h

    11:10

    YYJ

    SMTWTFS
    Search

  10. WS154

    WestJet

    19:50

    YYJ

    1.4h

    22:13

    YYC

    SMTWTFS

  11. WS736

    WestJet

    23:45

    YYC

    3.5h

    05:18

    YXU

    S--WT-S

  12. AS699

    Alaska Airlines

    11:26

    SEA

    1.1h

    12:34

    YVR

    SMTWTFS
    Search

  13. WS122

    WestJet

    17:25

    YVR

    1.4h

    19:50

    YYC

    SMTWTFS

  14. WS736

    WestJet

    23:45

    YYC

    3.5h

    05:18

    YXU

    S--WT-S

  15. AS2542

    Alaska Airlines

    14:20

    SEA

    1.8h

    17:06

    YEG

    SMTWTFS
    Search

  16. WS240

    WestJet

    20:45

    YEG

    0.9h

    21:40

    YYC

    SMTWT-S

  17. WS736

    WestJet

    23:45

    YYC

    3.5h

    05:18

    YXU

    S--WT-S

  18. AS2096

    Alaska Airlines

    14:20

    SEA

    1.6h

    16:53

    YYC

    SMTWTFS
    Search

  19. WS736

    WestJet

    23:45

    YYC

    3.5h

    05:18

    YXU

    S--WT-S

  20. WS3711

    WestJet

    15:30

    SEA

    2.0h

    18:31

    YEG

    S---T-S
    Search

  21. WS240

    WestJet

    20:45

    YEG

    0.9h

    21:40

    YYC

    SMTWT-S

  22. WS736

    WestJet

    23:45

    YYC

    3.5h

    05:18

    YXU

    S--WT-S

  23. AC542

    Air Canada

    23:10

    SEA

    4.6h

    06:48

    YYZ

    SMTWTFS
    Search

  24. AC8251

    Air Canada

    08:30

    YYZ

    0.8h

    09:16

    YXU

    SMTWTF-
Find more flights and airlines

Seattle-Tacoma International Airport to London International Airport Flights Info

Flight distance3,224.6km
Cheapest one-way ticket price€172

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

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

    • The distance from London International Airport to downtown is about 8km, by taxi about 20 minutes.

  • What's the closest airport to London International Airport (YXU)?

    The closest airport to London International Airport (YXU) is Sarnia Chris Hadfield Airport. The distance is around 94km.

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