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STN - SEA

£402 Find cheap flights from London Stansted Airport to Seattle

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Stansted to Seattle departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Seattle, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to Seattle, as well as popular online travel agencies
In the last 7 days, travellers have searched 46,479,581 times on KAYAK, and here's why:

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Cheap flight deals from London Stansted Airport to Seattle (STN-SEA)

 
These are the cheapest deals for flights from Stansted to Seattle currently on KAYAK along with options from the most popular airlines KAYAK users selected for this route. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return flight deals from Stansted to Seattle

Recommended round-trip deals departing in the coming months from the most popular airlines that fly from Stansted to Seattle.

Recent one-way flight deals from Stansted to Seattle

Only flying one-way? Below are some of the best one-way flight deals from Stansted to Seattle found on KAYAK recently.

Recent last-minute flight deals from Stansted to Seattle

Leaving soon but still want a bargain? Check out these latest deals for last minute flights from Stansted to Seattle.

Recent direct flight deals from Stansted to Seattle

The latest deals for direct flights from Stansted to Seattle so you can sit back and relax without the need for a layover.

Cheap bus & train deals from Stansted to Seattle

Find recent round-trip train or bus tickets from Stansted to Seattle.

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
06:30 - 22:00STN-SEA
23h 30m2 stops
20:00 - 23:20SEA-STN
19h 20m1 stop
Mon, 16 Dec - Sun, 29 Dec
06:30 - 21:17STN-SEA
22h 47m2 stops
20:00 - 20:40SEA-STN
16h 40m1 stop
Tue, 17 Dec - Mon, 30 Dec
11:00 - 17:00STN-SEA
14h 00m1 stop
07:00 - 10:00SEA-STN
19h 00m2 stops
Thu, 28 Nov - Thu, 5 Dec
12:45 - 18:15STN-SEA
13h 30m1 stop
20:00 - 23:40SEA-STN
19h 40m1 stop
Fri, 13 Dec - Fri, 27 Dec
11:00 - 17:00STN-SEA
14h 00m1 stop
07:00 - 10:00SEA-STN
19h 00m2 stops
Tue, 10 Dec - Sun, 15 Dec
11:00 - 17:00STN-SEA
14h 00m1 stop
06:05 - 10:00SEA-STN
19h 55m2 stops
Sat, 14 Dec - Fri, 10 Jan
11:00 - 17:00STN-SEA
14h 00m1 stop
14:35 - 20:35SEA-STN
22h 00m2 stops
Wed, 20 Nov - Sun, 24 Nov
09:05 - 18:15STN-SEA
17h 10m2 stops
20:00 - 20:35SEA-STN
16h 35m2 stops
Wed, 20 Nov - Sun, 24 Nov
06:30 - 18:15STN-SEA
19h 45m1 stop
11:56 - 13:25SEA-STN
17h 29m2 stops
Wed, 18 Dec - Mon, 23 Dec
06:35 - 17:00STN-SEA
18h 25m2 stops
20:00 - 18:10SEA-STN
14h 10m1 stop
Fri, 29 Nov - Fri, 6 Dec
21:05 - 22:39STN-SEA
33h 34m3 stops
Tue, 5 Nov
20:35 - 17:00STN-SEA
52h 25m3 stops
Mon, 2 Dec
21:05 - 22:39STN-SEA
33h 34m3 stops
Tue, 5 Nov
18:05 - 17:00STN-SEA
30h 55m3 stops
Tue, 3 Dec
11:00 - 17:00STN-SEA
14h 00m1 stop
Tue, 10 Dec
18:35 - 18:15STN-SEA
31h 40m1 stop
Sat, 14 Dec
18:25 - 17:00STN-SEA
30h 35m3 stops
Wed, 4 Dec
06:25 - 17:00STN-SEA
18h 35m2 stops
Sat, 7 Dec
18:05 - 17:00STN-SEA
30h 55m3 stops
Tue, 26 Nov
22:15 - 14:50STN-SEA
24h 35m2 stops
Fri, 22 Nov
05:30 - 18:15STN-SEA
19h 45m1 stop
20:00 - 22:35SEA-STN
18h 35m1 stop
Sun, 3 Nov - Sun, 10 Nov
16:45 - 19:25STN-SEA
33h 40m3 stops
14:35 - 20:35SEA-STN
22h 00m2 stops
Sat, 2 Nov - Tue, 12 Nov
11:00 - 18:00STN-SEA
14h 00m1 stop
14:35 - 20:35SEA-STN
22h 00m2 stops
Sat, 2 Nov - Tue, 12 Nov
21:20 - 19:15STN-SEA
28h 55m2 stops
10:35 - 20:35SEA-STN
26h 00m3 stops
£1,416
Find Deal
Thu, 31 Oct - Sun, 3 Nov
08:15 - 20:44STN-SEA
19h 29m2 stops
20:00 - 23:20SEA-STN
19h 20m1 stop
£1,583
Find Deal
Thu, 31 Oct - Sun, 3 Nov

Flights from Stansted to Seattle - Travel Insights & Trends

Get data-powered insights and trends into flights from Stansted to Seattle to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from London Stansted Airport to Seattle?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from London Stansted Airport to Seattle, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from London Stansted Airport to Seattle is January, where tickets cost £460 on average. On the other hand, the most expensive months are August and July, where the average cost of tickets is £767 and £758 respectively.

How far in advance should I book a flight from London Stansted Airport to Seattle?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from London Stansted Airport to Seattle, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from London Stansted Airport to Seattle, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 93 days before departure.

Good to know - Cheap tickets from London Stansted Airport to Seattle

Cheapest flight

£402
Flight from London Stansted Airport to Seattle

When to book flights from Stansted to Seattle

Are your dates flexible? Find out the best times to travel from Stansted to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking London Stansted Airport to Seattle flights

  • What is the cheapest flight from London Stansted Airport to Seattle?

    In the last 3 days, the lowest price for a flight from London Stansted Airport to Seattle was £522 for a one-way ticket and £657 for a return.

  • Which aircraft models fly most regularly from London Stansted Airport to Seattle?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from London Stansted Airport to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London Stansted Airport to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London Stansted Airport to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from London Stansted Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London Stansted Airport to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Seattle with an airline and back to London Stansted Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London Stansted Airport to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from London Stansted Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from London to Seattle

Cheapest flights to Seattle from London found in 2024

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from London to Seattle found on KAYAK in the last 72 hours.
5/11Tue
3 stops
33h 34mSTN-SEA
£402
2/12Mon
3 stops
52h 25mSTN-SEA
£407
5/11Tue
3 stops
33h 34mSTN-SEA
£408
3/12Tue
3 stops
30h 55mSTN-SEA
£410
10/12Tue
1 stop
14h 00mSTN-SEA
£415
14/12Sat
1 stop
31h 40mSTN-SEA
£416
4/12Wed
3 stops
30h 35mSTN-SEA
£420
7/12Sat
2 stops
18h 35mSTN-SEA
£423
26/11Tue
3 stops
30h 55mSTN-SEA
£426
22/11Fri
2 stops
24h 35mSTN-SEA
£430

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Last minute flights from Stansted to Seattle

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from London to Seattle that are departing in the next 10 days.
3/11Sun
multi-stop
19h 45mSTN-SEA
10/11Sun
multi-stop
18h 35mSEA-STN
£813
2/11Sat
multi-stop
33h 40mSTN-SEA
12/11Tue
multi-stop
22h 00mSEA-STN
£890
2/11Sat
multi-stop
14h 00mSTN-SEA
12/11Tue
multi-stop
22h 00mSEA-STN
£943
31/10Thu
multi-stop
28h 55mSTN-SEA
3/11Sun
multi-stop
26h 00mSEA-STN
£1,416
31/10Thu
multi-stop
19h 29mSTN-SEA
3/11Sun
multi-stop
19h 20mSEA-STN
£1,583

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Everything you need to know for your flight from Stansted to Seattle

Information on your arrival and departure airports