Airlines operating on route
Below you will find a list of airlines operating flights on the London — Seattle route and the starting prices for flights of each specific airline on it.
Helping travelers to find the best flight offers
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from London to Seattle. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from London to Seattle
Below you will find a list of airlines operating flights on the London — Seattle route and the starting prices for flights of each specific airline on it.
London — Seattle
07/25/2025
Departure date
Direct flight
BA53
Starting at $1,412
London — Seattle
09/13/2025
Departure date
Direct flight
BA49
Starting at $1,340
London — Seattle
09/17/2025
Departure date
Direct flight
BA49
Starting at $1,124
London — Seattle
06/24/2026
Departure date
Direct flight
BA49
Starting at $1,676
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from London to Seattle:
Unable to find information about the schedule of direct flights from
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
A direct flight is the most convenient and comfortable way to fly from London to Seattle, despite the fact that sometimes flights with transfers can cost significantly less.
We couldn't find any special offers for flights from London to Seattle
The cheapest flight ticket from London to Seattle according to data for the last 48 hours costs $655
Often the best time to buy tickets from London to Seattle is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from London to Seattle can be found flying in these months: August, July.
The fastest flights from London to Seattle start from 13 hours 30 minutes in the air.
The following airlines operate direct flights on the route London — Seattle: British Airways
The cheapest one-way flight from London to Seattle departs on 06/24/2026, is operated by Icelandair and costs $655
The cheapest roundtrip flight from London to Seattle departs on 08/09/2025, is operated by Icelandair and costs $620
Fastest flight from London to Seattle takes 13h 30m
There are no direct flights on this route.
The distance between London and Seattle is 7706km (4778 miles). There are 114 direct flights from London to Seattle. The time difference between London and Seattle is 8h . Flights from London begin at 9:25 AM. The latest flight from London departs at 6:30 PM.
