SEA
Helping travelers to find the best flight offers
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from London to Seattle:
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.
Starting at $264
Starting at $381
Starting at $386
Starting at $393
Starting at $432
Starting at $460
Starting at $462
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
London — Seattle
03/31/2025
Departure date
Direct flight
IB3507
Starting at $1,577
London — Seattle
04/03/2025
Departure date
Direct flight
BA5451
Starting at $1,567
London — Seattle
04/04/2025
Departure date
Direct flight
BA5449
Starting at $2,823
London — Seattle
04/05/2025
Departure date
Direct flight
BA5449
Starting at $2,823
London — Seattle
04/17/2025
Departure date
Direct flight
BA5449
Starting at $1,482
London — Seattle
04/18/2025
Departure date
Direct flight
BA5451
Starting at $1,131
London — Seattle
05/06/2025
Departure date
Direct flight
BA5451
Starting at $1,013
London — Seattle
05/13/2025
Departure date
Direct flight
BA5449
Starting at $1,774
London — Seattle
06/01/2025
Departure date
Direct flight
VS4818
Starting at $1,881
London — Seattle
06/02/2025
Departure date
Direct flight
BA3509
Starting at $1,076
Unable to find information about the schedule of direct flights from
The cheapest flight ticket from London to Seattle according to data for the last 48 hours costs $264
Often the best time to buy tickets from London to Seattle is 2 months before departure.
The fastest flights from London to Seattle start from 20 hours 13 minutes in the air.
The following airlines operate direct flights on the route London — Seattle: Iberia, British Airways, Virgin Atlantic
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.
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.
The cheapest one-way flight from London to Seattle departs on 05/06/2025, is operated by Ryanair and costs $264
The cheapest roundtrip flight from London to Seattle departs on 04/30/2025, is operated by Icelandair and costs $506
Fastest flight from London to Seattle takes 20h 13m
There are no direct flights on this route.
The distance between London and Seattle is 7706km (4778 miles). There are 52 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 3:00 PM.
We couldn't find any special offers for flights from London to Seattle
