Flight INFO & American Airlines(AA) flights from Seattle to London
| Cheapest one-way flight price | US$263 |
|---|---|
| Cheapest return ticket price | US$751 |
| Cheapest month | October |
| Peak season for travel | July |
| Flight distance | 7,713.31 km |
| Average flight time | 9 hours 30 minutes |
| Popular airline | Icelandair |
Book American Airlines(AA) flights from Seattle to London
- One way
- Round-trip
- direct cheapest
SEA13:309h 15mNonstopLHR06:45Seattle - London|Thu, Sep 10|American AirlinesUS$486US$92147% offSearch47% offUS$921US$486 - SEA20:209h 25mNonstopLHR13:45Seattle - London|Fri, Sep 11|American AirlinesUS$509US$92145% offSearch45% offUS$921US$509
- SEA20:209h 25mNonstopLHR13:45Seattle - London|Sat, Sep 5|American AirlinesUS$694US$92125% offSearch25% offUS$921US$694
- SEA20:209h 25mNonstopLHR13:45Seattle - London|Thu, Aug 20|American AirlinesUS$801SearchUS$801
- SEA10:1913h 46m1 stopsLHR08:05Seattle - London|Thu, Sep 10|American AirlinesUS$350SearchUS$350
- SEA15:4714h 38m1 stopsLHR14:25Seattle - London|Sat, Aug 29|American AirlinesUS$353SearchUS$353
- SEA15:4714h 38m1 stopsLHR14:25Seattle - London|Fri, Sep 11|American AirlinesUS$366SearchUS$366
- SEA10:1913h 46m1 stopsLHR08:05Seattle - London|Thu, Aug 27|American AirlinesUS$399SearchUS$399
- SEA10:1913h 36m1 stopsLHR07:55Seattle - London|Sun, Aug 23|American AirlinesUS$399SearchUS$399
- SEA14:0714h 43m1 stopsLHR12:50Seattle - London|Wed, Sep 9|American AirlinesUS$424SearchUS$424
- SEA08:1015h 40m1 stopsLHR07:50Seattle - London|Wed, Sep 2|American AirlinesUS$437SearchUS$437
- SEA13:3512h 55m1 stopsLHR10:30Seattle - London|Mon, Aug 24|American AirlinesUS$449SearchUS$449
- SEA11:0013h 5m1 stopsLHR08:05Seattle - London|Wed, Aug 26|American AirlinesUS$455SearchUS$455
- SEA11:4015h 25m1 stopsLHR11:05Seattle - London|Mon, Sep 7|American AirlinesUS$496SearchUS$496
- SEA19:1011h 50m1 stopsLHR15:00Seattle - London|Sun, Sep 6|American AirlinesUS$505SearchUS$505
- SEA19:1011h 50m1 stopsLHR15:00Seattle - London|Sat, Aug 22|American AirlinesUS$509SearchUS$509
- SEA15:4214h 43m1 stopsLHR14:25Seattle - London|Sat, Sep 5|American AirlinesUS$576SearchUS$576
- SEA23:5523h1 stopsLHR06:55Seattle - London|Fri, Sep 4|American AirlinesUS$659SearchUS$659
- SEA10:1913h 46m1 stopsLHR08:05Seattle - London|Fri, Aug 21|American AirlinesUS$686SearchUS$686
- SEA19:1018h 25m1 stopsLCY21:35Seattle - London|Sat, Sep 5|American AirlinesUS$687SearchUS$687
- SEA13:2414h 51m1 stopsLHR12:15Seattle - London|Sun, Aug 16|American AirlinesUS$689SearchUS$689
- SEA15:4714h 38m1 stopsLHR14:25Seattle - London|Thu, Aug 20|American AirlinesUS$694SearchUS$694
- SEA10:1913h 36m1 stopsLHR07:55Seattle - London|Sun, Aug 30|American AirlinesUS$696SearchUS$696
- SEA10:1114h 49m1 stopsLHR09:00Seattle - London|Fri, Aug 14|American AirlinesUS$699SearchUS$699
- SEA13:3514h 40m1 stopsLHR12:15Seattle - London|Mon, Aug 31|American AirlinesUS$734SearchUS$734
- SEA06:2516h 30m1 stopsLHR06:55Seattle - London|Wed, Aug 12|American AirlinesUS$743SearchUS$743
- SEA15:4714h 38m1 stopsLHR14:25Seattle - London|Wed, Aug 19|American AirlinesUS$743SearchUS$743
- SEA13:2414h 51m1 stopsLHR12:15Seattle - London|Tue, Aug 25|American AirlinesUS$759SearchUS$759
- SEA06:1020h 20m1 stopsLHR10:30Seattle - London|Thu, Sep 3|American AirlinesUS$761SearchUS$761
- SEA19:1017h 40m1 stopsLCY20:50Seattle - London|Fri, Sep 4|American AirlinesUS$792SearchUS$792
SEA13:0017h 40mNonstopLON14:00Seattle - London|Mon, Sep 6|Normal AirlineMore cheap flightsMore cheap flights
American Airlines(AA) flights from Seattle to London & Flight Schedule
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AA1476
American Airlines
15:35
SEA
22:07
ORD
S M T W T F SSearch -
AA098
American Airlines
23:00
ORD
12:50
LHR
S M T W T F SSearch -
AA2966
American Airlines
13:40
SEA
20:15
ORD
S M T W T F SSearch -
AA054
American Airlines
20:40
ORD
10:30
LHR
S M T W T F SSearch -
AA3234
American Airlines
10:19
SEA
16:46
ORD
S M T W T F SSearch -
AA086
American Airlines
18:15
ORD
08:05
LHR
S M T W T F SSearch -
AA2966
American Airlines
13:40
SEA
20:15
ORD
S M T W T F SSearch -
AA098
American Airlines
23:00
ORD
12:50
LHR
S M T W T F SSearch -
AA1667
American Airlines
07:40
SEA
13:36
DFW
S M T W T F SSearch -
AA050
American Airlines
15:10
DFW
06:20
LHR
S M T W T F SSearch -
AA854
American Airlines
07:34
SEA
15:45
CLT
S M T W T F SSearch -
AA730
American Airlines
18:05
CLT
06:55
LHR
S M T W T F SSearch -
AA757
American Airlines
15:47
SEA
21:50
DFW
S M T W T F SSearch -
AA078
American Airlines
23:15
DFW
14:25
LHR
S M T W T F SSearch -
AA585
American Airlines
13:25
SEA
21:29
CLT
S M T W T F SSearch -
AA734
American Airlines
23:10
CLT
12:15
LHR
S M T W T F SSearch -
AA717
American Airlines
14:07
SEA
20:13
DFW
S M T W T F SSearch -
AA078
American Airlines
23:15
DFW
14:25
LHR
S M T W T F SSearch -
AA986
American Airlines
08:10
SEA
16:32
PHL
S M T W T F SSearch -
AA736
American Airlines
20:50
PHL
07:50
LHR
S M T W T F SSearch
American Airlines(AA) flights from Seattle to London Flight Booking FAQ
-
Which airlines offer direct flights from Seattle to London?
At the moment, you can catch a nonstop flight from Seattle to London with the following airlines, including: Scandinavian Airlines 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 Seattle to London?
It takes about 9 hours 30 minutes to fly from Seattle to London. -
When is the best time to book flights from Seattle to London?
By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to London 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 Seattle to London?
Based on Trip.com data in the past 4 weeks, there is 42 flight per week flying from Seattle to London. You can check the weekly schedule for popular airlines on this route below: Alaska Airlines: S/M/T/W/T/F/S -- AS100 (22:22) Alaska Airlines: S/M/T/W/T/F/S -- AS5272 (14:14) -
When are flight tickets from Seattle (SEA) to London (LON) the cheapest?
The cheapest months to fly from Seattle to London is October, when demand for travel is lower. -
Which upcoming date is cheapest to fly from Seattle to London on?
After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Seattle to London on August 16, 2026 with Icelandair, with prices starting at US$273. -
Which airports can I fly to for London from Seattle?
You can land at any one of the following hubs in London, with Seattle-Tacoma International Airport to Heathrow Airport (SEA-LHR) is by far the most common option on this route: London City Airport (LCY) London Gatwick Airport (LGW) Heathrow Airport (LHR) London Luton Airport (LTN) London Southend Airport (SEN) London Stansted Airport (STN). -
Is there any time difference between Seattle and London?
The time difference between London and Seattle is 8h. -
How do I change or cancel my ticket from Seattle to London?
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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