|Best price found||£313||The best flight deal from Seattle to London found on momondo in the last 72 hours is £313|
|Fastest flight time||9h 20m||The fastest flight from Seattle to London takes 9h 20m|
|Direct flights||None||There are no direct flights from Seattle to London. Popular non-direct routes for this connection are Seattle/Tacoma Intl Airport - London Heathrow Airport, Seattle/Tacoma Intl Airport - London Gatwick Airport and Seattle/Tacoma Intl Airport - London Stansted Airport.|
|Airports in London||6 airports||There are 6 airports near London: London City (LCY), London Heathrow (LHR), London Luton (LTN), London Stansted (STN), London Gatwick (LGW), London Southend (SEN)|
The cheapest time of year to fly to London from Seattle is October. The most expensive is December.
The cheapest day of the week is usually Tuesday. The most expensive is usually Friday.
in the morning
Seattle to London flights are approximately 22% more expensive in the evening than in the morning
American Airlines, Delta, and Iberia are the most popular carriers operating from Seattle to London
Seattle/Tacoma Intl - London Luton
Fly from Seattle/Tacoma Intl to London Luton for the best Seattle - London flight prices
60 days before
The cheapest time to buy a flight from Seattle to London is approximately 60 days to departure
Due to the global impact of COVID-19, some of our airline partners operating flights from Seattle/Tacoma Intl to London, such as Virgin Atlantic, British Airways, and Icelandair may have flexible cancellation policies in place. Use our site to search for all of the airlines offering this flexibility to you.