How much is a ticket from Seattle to London?

Flight prices from Seattle to London change depending on demand and time of booking.

Select your dates to check current offers.

Flying at off-peak hours — such as early morning or late evening — can help you save. Also, the best deals tend to appear in the weeks leading up to departure.

Which departure and arrival airports are available?

Between Seattle and London, flight options may depend on the combination of airports available.

• Airports in Seattle: Seattle is connected by 2 airports - Boeing Field, Lake Union.
• Airports in London: London is the only active airport in the area.

Sometimes flying into a nearby city can be more cost-effective. When a city has multiple airports, it’s worth comparing different flight combinations.

Adjust your flight filters for Seattle – London

Jetcost gives you tools to search smarter. Pick your ideal price range, airline, departure time, and flight type — then compare offers from the best travel agencies and carriers.

Other popular destinations

Planning a trip to Canada? These cities are popular too: Calgary, Montreal, Quebec, Toronto, Vancouver.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.