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- Flights from Seattle to London
Flight prices from Seattle Boeing Field to London Heathrow
There’s no fixed price — fares between Seattle and London can vary a lot by day or time.
Choose a date to explore the best fares now.
The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.
Which airports serve Seattle and London?
When planning a trip of about 7695 km, it's a good idea to check flights from surrounding airports too.
- Airports in Seattle: Seattle is connected to 2 airports - Boeing Field, Lake Union.
- Airports in London: London offers flights from 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.
Filter and compare flights from Seattle Boeing Field to London Heathrow
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Other popular destinations
Want more ideas for your trip to United Kingdom? Check these: Edinburgh, London, Manchester, Newcastle, Newquay.
Advanced filters help you skip long layovers or inconvenient times. The “airlines” filter is handy if you want to collect miles or prefer a certain onboard experience.
Frequently asked questions about flights from Seattle Boeing Field to London Heathrow.
How much does an airline ticket from Seattle Boeing Field to London Heathrow cost?
How far is Seattle from London?
What are the airports in London?
What are the airports in Seattle?
What are the most popular cities in United Kingdom?
When should I book a flight from Seattle to London?
What is the cheapest month to fly from Seattle to London?
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