Find out what a flight from Seattle to London might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between Seattle and London.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Flying from or to Seattle and London? Here are your airport options

Knowing your full list of nearby airports can make flight planning easier, especially when routes vary.

• Airports in Seattle: You have 2 departure options - Boeing Field, Lake Union.
• Airports in London: Arrivals into London are possible from 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.

For families or those traveling with assistance, smaller airports can be easier to navigate. Cities served by multiple airports often allow for more flexible travel planning.

Choose the right flight for your trip from Seattle to London

Jetcost helps you tailor your flight search based on what matters to you — flight length, budget, airline, or agency. Whether you prefer round-trip or one-way, direct or with stopovers, you’ll see options from the best airlines and travel agencies.

Other popular destinations

Flying to United Kingdom? Many users also explore: Edinburgh, Glasgow, London, Manchester, Newquay.

Looking for a specific airline? Select it directly in the filters to speed up your search. The search filters help you see only the options that match your needs.