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Cheapest flights to London
The cheapest flights available in the next 60 days – prices are updated regularly
- Tue 3 DecHK$ 1,923.93One wayEconomy1 traveller
- Wed 4 DecHK$ 1,978.11One wayEconomy1 traveller
- Mon 2 DecHK$ 2,007.59One wayEconomy1 traveller
Flying from Seattle to London: things to know
The most popular route is from Sea-Tac Airport in Seattle to London Heathrow Airport in London. On average this flight takes 10 hours 43 minutes one way and costs HK$ 11,752 for the round trip.
Most popular route | Sea-Tac Airport (SEA) to London Heathrow Airport (LHR) |
|---|---|
Average flight time | 10 hours 43 minutes |
Average round-trip price | HK$ 11,752 |
Fly from Seattle to London | 18 airlines |
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Airlines that fly from Seattle to London
Airline options may vary according to recently booked flights and your search terms
Virgin Atlantic
Icelandair
British Airways
Westjet
Aer Lingus
American Airlines
Air Canada
United Airlines
Condor
Lufthansa
KLM
Air France
Iberia
Turkish Airlines
Alaska Airlines
Finnair
Frequently asked questions
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