London → Seattle flights
Last observed price · Last checked: 3 Sep 2026 · Price may change
Short answer
British Airways flies London to Seattle non-stop. The lowest fare our own searches returned is €298, seen on 3 Sep 2026. The average across the fares we caught is €425. February 2027 is the cheapest month in our observations, at €298. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.
Tickets found in the last 7 days
The lowest fares our queries caught, cheapest first.
Starting prices by month
The lowest fare our queries observed in each month. Open a month to see its days; click a day with no price and we will search it for you.
Route facts
Frequently asked
Are there direct flights from London to Seattle?+−
Yes. We have seen non-stop flights on this route, flown by British Airways.
How much is a flight from London to Seattle?+−
The lowest fare we have observed is €298, found on 3 Sep 2026. Prices move, so read it as a floor rather than a quote.
Which airlines fly from London to Seattle?+−
These are the carriers we have seen on the route: British Airways.
When is the cheapest month to fly from London to Seattle?+−
In our observations February 2027 is the cheapest month so far, at €298.
Similar routes
More routes from London
More routes to Seattle
Last checked: 3 Sep 2026