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Seattle to London Heathrow Airport flight
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Cheap Flights from Seattle to London Heathrow Airport

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • SEA05:45
        23h 5m
        1 stop
        LHR12:50
        Seattle - London|Wed, Jul 10|Alaska Airlines
        BRL 1,735BRL 2,415
        28% OFF
        28% OFF
        BRL 2,415BRL 1,735
      • SEA09:45
        19h 5m
        1 stop
        LHR12:50
        Seattle - London|Wed, Jul 10|Delta Air Lines
        BRL 1,740BRL 2,415
        28% OFF
        28% OFF
        BRL 2,415BRL 1,740
      • SEA06:30
        18h 30m
        1 stop
        LHR09:00
        Seattle - London|Tue, Jun 25|Alaska Airlines
        BRL 1,765BRL 2,415
        27% OFF
        27% OFF
        BRL 2,415BRL 1,765
      • SEA23:00
        28h 55m
        1 stop
        LHR11:55
        Seattle - London|Wed, Jul 10|Icelandair
        BRL 1,812
        BRL 1,812
      • SEA23:00
        28h 55m
        1 stop
        LHR11:55
        Seattle - London|Mon, Jul 8|Icelandair
        BRL 1,817
        BRL 1,817
      • SEA06:32
        20h 18m
        1 stop
        LHR10:50
        Seattle - London|Tue, Jul 23|Alaska Airlines
        BRL 1,885
        BRL 1,885
      • SEA07:00
        18h
        1 stop
        LHR09:00
        Seattle - London|Wed, Jul 17|Alaska Airlines
        BRL 1,890
        BRL 1,890
      • SEA06:32
        31h 8m
        1 stop
        LHR21:40
        Seattle - London|Tue, Jul 2|Alaska Airlines
        BRL 1,895
        BRL 1,895
      • SEA05:45
        19h 15m
        1 stop
        LHR09:00
        Seattle - London|Mon, Jul 1|Alaska Airlines
        BRL 1,899
        BRL 1,899
      • SEA16:25
        15h 40m
        1 stop
        LHR16:05
        Seattle - London|Tue, Jun 25|United Airlines
        BRL 1,966
        BRL 1,966
      • SEA13:00
        3h 5m
        Direct
        LHR14:00
        Seattle - London|Sat, Jun 8|Alaska Airlines
        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 to London Heathrow Airport
WestJet
From BRL 1,502
Alaska Airlines
From BRL 1,515
Frontier Airlines
From BRL 1,549
United Airlines
From BRL 1,687
Icelandair
From BRL 1,693
Delta Air Lines
From BRL 1,740
American Airlines
From BRL 1,995
Sun Country Airlines
From BRL 2,004
Jetblue Airways
From BRL 2,017
Spirit Airlines
From BRL 2,031
ANA airlines

Find more flights and airlines

Find Suitable Airport in Seattle

  • 0.7 km from central Seattle
    Seattle-Tacoma International Airport
    Tickets From
    BRL 1,502
Flight Schedule from Seattle to London Heathrow Airport
Flight info.
Departure
Arrival
Weekly Schedule

  1. AA1071

    American Airlines

    06:00

    SEA

    4.1h

    12:05

    ORD

    ---WTF-
    Search

  2. AA086

    American Airlines

    19:10

    ORD

    7.8h

    09:00

    LHR

    SMTWTFS

  3. AA6255

    American Airlines

    08:30

    SEA

    2.8h

    11:19

    LAX

    --TWTF-
    Search

  4. AA136

    American Airlines

    13:30

    LAX

    10.5h

    08:00

    LHR

    SMTWTFS

  5. AS1132

    Alaska Airlines

    09:16

    SEA

    2.2h

    11:30

    SFO

    SMTWT-S
    Search

  6. AA2977

    American Airlines

    13:02

    SFO

    4.3h

    19:19

    ORD

    --TWTF-

  7. AA046

    American Airlines

    20:50

    ORD

    7.8h

    10:40

    LHR

    SMTWTFS

  8. FI680

    Icelandair

    15:50

    SEA

    7.4h

    06:15

    KEF

    SMTWTFS
    Search

  9. FI450

    Icelandair

    07:40

    KEF

    3.3h

    11:55

    LHR

    SMTWTFS

  10. UA1960

    United Airlines

    16:25

    SEA

    2.8h

    19:12

    LAX

    SMTWTFS
    Search

  11. AA138

    American Airlines

    21:40

    LAX

    10.4h

    16:05

    LHR

    SMTWTFS

  12. FI682

    Icelandair

    18:55

    SEA

    7.3h

    09:15

    KEF

    SMTWTFS
    Search

  13. FI418

    Icelandair

    10:15

    KEF

    2.6h

    13:50

    DUB

    --TW---

  14. EI176

    Aer Lingus

    17:30

    DUB

    1.4h

    18:55

    LHR

    SMTWTF-

  15. AS328

    Alaska Airlines

    22:47

    SEA

    3.9h

    04:40

    ORD

    SMTWTFS
    Search

  16. AA090

    American Airlines

    08:30

    ORD

    7.7h

    22:10

    LHR

    SMTWTFS

  17. AA2368

    American Airlines

    22:51

    SEA

    4.2h

    05:00

    ORD

    --TWTF-
    Search

  18. AA090

    American Airlines

    08:30

    ORD

    7.7h

    22:10

    LHR

    SMTWTFS

  19. FI684

    Icelandair

    23:00

    SEA

    7.4h

    13:25

    KEF

    SMTWTFS
    Search

  20. FI454

    Icelandair

    16:10

    KEF

    3.2h

    20:20

    LHR

    SMTWTFS

  21. AS026

    Alaska Airlines

    23:41

    SEA

    5.3h

    07:57

    JFK

    SMTWTFS
    Search

  22. AA142

    American Airlines

    09:29

    JFK

    7.2h

    21:40

    LHR

    SMTWTFS
Find more flights and airlines

Flight Info of Flights from Seattle to London Heathrow Airport

Cheapest return ticket price

BRL 3,643

Cheapest direct flight price

BRL 1,532

Cheapest month

May

Peak season for travel

December

FAQs for Seattle to London Heathrow Airport Flights

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

    Airlines adjust prices for flights from Seattle to London 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 Seattle (SEA) to London (LON) cost?

    According to Trip.com's data, the lowest price is around BRL 7,374.

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

    It takes about 9 hours 23 minutes to fly from Seattle (SEA) to London (LON).

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

    • The distance from London Gatwick Airport to downtown is about 39km, by taxi about 50 minutes.
    • The distance from London Heathrow Airport to downtown is about 23km, by taxi about 40 minutes.
    • The distance from London Luton Airport to downtown is about 44km, by taxi about 1 hour.

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

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

    Virgin Atlantic operates 12 direct flights from Seattle (SEA) to London (LON).

  • How many airports in London (LON)?

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