Flights from Seattle Tacoma to London

Our cheapest offers for flights from Seattle Tacoma to London

Here you can compare cheap flights from Seattle Tacoma (SEA) to London (LON) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to London. Prices and availability may change at any time.

Tips and tricks to help you find cheap flights from Seattle Tacoma to London

Favorite airline: Icelandair
76 % of flights booked on the route from Seattle-Tacoma to London are booked with Icelandair, Virgin Atlantic and Air Canada.
39 %
Virgin Atlantic
23 %
Air Canada
14 %
Direct flights are more expensive
Direct flights on this route are $138.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
2 stops
09h 20min
19h 55min
20h 00min
Favourite connection: via Reykjavik-Keflavik
The most popular route is via Reykjavik-Keflavik and is booked by 54 % of all travelers.
1 stopover Reykjavik-Keflavik International
19h 55min, from $463
54 %
Direct flights
09h 20min, from $601
22 %
1 stopover Dublin
13h 45min, from $600
10 %

Flight information: Seattle-Tacoma - London

Roundtrip from $526.17
Flight duration min. 09:20 / max. 09:30
Return flight duration min. 09:50/ max. 09:55
Distance 7721 km
Flights per week 19
Departure airport Seattle-Tacoma International Airport, WA (SEA)
Arrival airport London, all Airports (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Destination country United Kingdom
Alternative routes to United Kingdom
Alternative flights to London
Flight destinations with a similar price