£382 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 6/6. 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.
Return
1 adult
Economy
0 bags
Wed 5/6
Wed 12/6
Search hundreds of travel sites at once for deals on flights to Seattle
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
...and more
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 42,573,820 times on KAYAK, and here's why:
Save 28% or moreCompare multiple travel sites with one search.
Filter your dealsChoose cabin class, free Wi-Fi and more.
Bundle and saveSave money when you bundle your flight + hotel.
Cheap flight deals from Stansted to Seattle (STN-SEA)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Stansted to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
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 November, where tickets cost £452 on average. On the other hand, the most expensive months are July and August, where the average cost of tickets is £723 and £682 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 43 days before departure.
Good to know - Cheap tickets from London Stansted Airport 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 £479 for a one-way ticket and £890 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.
6/6Thu
3 stops
31h 20mSTN-SEA
£382
20/5Mon
3 stops
46h 41mSTN-SEA
£386
16/6Sun
2 stops
33h 16mSTN-SEA
£390
16/5Thu
3 stops
47h 50mSTN-SEA
£393
10/6Mon
2 stops
47h 46mSTN-SEA
£394
21/5Tue
3 stops
31h 55mSTN-SEA
£403
14/7Sun
2 stops
37h 41mSTN-SEA
£406
11/6Tue
2 stops
19h 30mSTN-SEA
£411
10/6Mon
3 stops
29h 25mSTN-SEA
£415
4/6Tue
2 stops
19h 30mSTN-SEA
£418
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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.