Round-trip from | £473 |
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One-way from | £447 |
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 44 days in advance, which can save you up to 35% on flights from London Stansted Airport to Seattle compared to booking the week you need them. Waiting 44 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £537. For sooner than that we have options available in the next 3 days from £737.
Flights from London Stansted Airport to Seattle lean towards being more expensive in July. Prices are generally better when you fly from London Stansted Airport to Seattle in November, with the cheapest ticket starting at £304.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Stansted Airport to Seattle as you normally would.
Fly from
Fly to
Budget
£786 - £1,277
Route
Depart
Return
Price
London StanstedSeattle/Tacoma Intl
STN - SEA
STNSEA
London Stansted
Wed 12/6
3 stops28h 52m
Seattle/Tacoma Intl
Tue 18/6
3 stops28h 59m
London StanstedSeattle/Tacoma Intl
STN - SEA
STNSEA
London Stansted
Sat 25/5
3 stops29h 05m
Seattle/Tacoma Intl
Sat 1/6
3 stops35h 51m
London StanstedSeattle/Tacoma Intl
STN - SEA
STNSEA
London Stansted
Sun 16/6
3 stops28h 52m
Seattle/Tacoma Intl
Fri 21/6
3 stops29h 41m
London StanstedSeattle/Tacoma Intl
STN - SEA
STNSEA
London Stansted
Sun 26/5
2 stops17h 40m
Seattle/Tacoma Intl
Fri 31/5
3 stops29h 00m
London StanstedSeattle/Tacoma Intl
STN - SEA
STNSEA
London Stansted
Sun 26/5
1 stop14h 00m
Seattle/Tacoma Intl
Fri 31/5
3 stops29h 00m
No data available for this route at this time. Please check back soon.
Currently, December is the cheapest month in which you can book a flight from London Stansted Airport to Seattle (average of £594). Flying from London Stansted Airport to Seattle in July is currently the most expensive (average of £802). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
January
£487
February
£479
March
£505
April
£519
May
£554
June
£610
July
£639
August
£608
September
£546
October
£524
November
£479
December
£473
SEA Temperature | 5 - 19 °C |
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Cheapflights helps you search for flights from Stansted to Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Stansted.
Certainly. Search results for flights to Seattle from Stansted shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Yes, Cheapflights offers price alerts on Stansted to Seattle flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.