Fare Guide
Estimated lowest fares found within 7 days
Cheapest Airline
The cheapest airline(s) flying from Seattle to London is Norse Atlantic UK.
Cheapest Month
April
Travel Period: April 2025 - March 2026
The cheapest month(s) to fly from Seattle to London is April.
Cheapest Day of the Week
Wednesday
The cheapest day(s) of the week to fly from Seattle to London is Wednesday.
What’s the most popular airline flying from Seattle to London?
The most popular airline flying from Seattle to London is Virgin Atlantic Airways. Find the latest flight deals on Wego.
How far is London from Seattle?
The flight distance between Seattle and London is 7700km. Check all available flights on Wego.
