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- Flights from Seattle to London
Cheap Seattle - London flight offers
Find cheap flight tickets and last-minute flight deals from Seattle to London
Info about flights from Seattle to London
Some useful info about flights from Seattle to London to help you plan your next trip
Top airlines on the route Seattle - London
Airlines providing flights to London from Seattle
Looking for the price of a flight from Seattle to London?
There’s no fixed price — fares between Seattle and London can vary a lot by day or time.
£239 is the best price recorded in the last 15 days.
It’s often useful to check whether nearby airports offer better fares. Flying during less crowded periods also increases your chances of finding good deals.
Are there multiple airports in Seattle and London?
If your departure or arrival city has more than one airport, it's worth comparing all of them for timing and pricing.
- Airports in Seattle: 2 airports are active in Seattle - Boeing Field, Lake Union.
- Airports in London: 6 airports are available in London - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
If you're traveling with a group or bulky luggage, look into parking or transport options. Alternative airports may offer faster transfers or better rates.
Find the best flight from Seattle to London
With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from Ryanair, Easyjet, British Airways, and more.
Other popular destinations
Searching for flights to United Kingdom? Travelers also looked at: Birmingham, Edinburgh, London, Manchester, Newquay.
Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Seattle – London flights.
Frequently asked questions about flights from Seattle to London.
How much does an airline ticket from Seattle to London 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?
What is the most expensive month to fly from Seattle to London?
What is the best day of the week to fly from Seattle to London?
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