Flights tailored to your budget
- Flights from Seattle to London
How much is a flight from Seattle Lake Union to London Heathrow?
Prices vary based on date, airline, and availability. Compare several options if you're flying between Seattle and London.
Pick a travel date to see today’s available fares.
Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Seattle Lake Union - London Heathrow route.
Flights between Seattle and London: which airports can you choose?
The distance between Seattle and London is about 7687 km. Checking alternative airports can help lower the total cost of your trip.
- Airports in Seattle: Seattle is served by 2 airports - Boeing Field, Lake Union.
- Airports in London: London is served by 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
Choosing airports with fast connections to the city center can cut down total travel time. You can compare all flights from Seattle airports to find the best option.
Customize your flight from Seattle Lake Union to London Heathrow
Jetcost allows you to filter by travel dates, duration, layovers, carriers, and booking providers. You’ll find direct and connecting flights, one-way or round-trip, from the best airlines and travel agencies.
Other popular destinations
Thinking about United Kingdom? You might also consider: Edinburgh, Glasgow, London, Manchester, Newquay.
You can sort results by price, duration, or departure time to find the best option for you. When available, results always include both low-cost and traditional airlines.
Frequently asked questions about flights from Seattle Lake Union to London Heathrow.
How much does an airline ticket from Seattle Lake Union 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?
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?
- Flights Seattle Lake Union - Detroit Metropolitan
- Flights Seattle Lake Union - Vancouver Harbour Flight
- Flights Bucharest Otopeni - London Heathrow
- Flights Mendoza - London Heathrow
- Flights Halifax - London Heathrow
- Flights Buffalo - London Heathrow
- Flights Ahmedabad - London Heathrow
- Flights Oslo Sandefjord - London Heathrow
- Flights Florence - London Heathrow
- Flights Vancouver - London Heathrow
- Flights Lima - London Heathrow
- Flights Jacksonville - London Heathrow
- Flights Oslo - London Heathrow
- Flights São Paulo Guarulhos - London Heathrow
- Flights Gold Coast - London Heathrow
- Flights Budapest - London Heathrow
- Flights to London
- Flights to Manchester
- Flights to Edinburgh
- Flights to Glasgow
- Flights to Birmingham
- Flights to Aberdeen
- Flights to Belfast
- Flights to Newcastle
- Flights to Bristol
- Flights to Southampton
- Flights to Leeds
- Flights to Jersey
- Flights to Liverpool
- Flights to Guernsey
- Flights to Isle of Man
