Flights tailored to your budget
- Flights from Seattle to London
Planning a flight from Seattle to London Gatwick?
Flight prices from Seattle to London change depending on demand and time of booking.
Choose a date to explore the best fares now.
Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.
Best airport options between Seattle and London
If you're open to flying into or out of more than one airport, you’ll have more routes to compare.
- Airports in Seattle: Seattle is served by 2 airports - Boeing Field, Lake Union.
- Airports in London: In London, 6 airports are available - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.
Customize your flight from Seattle to London Gatwick
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 Delta, American, United, Expedia, eDreams, and more.
Other popular destinations
Thinking about United Kingdom? You might also consider: Birmingham, Edinburgh, 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 to London Gatwick.
How much does an airline ticket from Seattle to London Gatwick 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 New York JFK - London Gatwick
- Flights New York LaGuardia - London Gatwick
- Flights New York Newark - London Gatwick
- Flights Washington Dulles - London Gatwick
- Flights Detroit Metropolitan - London Gatwick
- Flights Chicago O'Hare - London Gatwick
- Flights Los Angeles - London Gatwick
- Flights San Francisco - London Gatwick
- Flights Raleigh - London Gatwick
- Flights Boston - London Gatwick
- Flights Baltimore - London Gatwick
- Flights Washington National - London Gatwick
- Flights San Jose - London Gatwick
- Flights Houston George Bush - London Gatwick
- Flights Fort Lauderdale - London Gatwick
- Flights Seattle - Miami
- Flights Seattle - Anchorage
- Flights Seattle - Honolulu
- Flights Seattle - Guadalajara
- Flights Seattle - Los Angeles
- Flights Seattle - Stockholm Arlanda
- Flights Seattle - Dallas
- Flights Seattle - Las Vegas
- Flights Seattle - Granada
- Flights Seattle - Phoenix
- Flights Seattle - Athens
- Flights Seattle - Tokyo Narita
- Flights Seattle - Copenhagen
- Flights Seattle - Frankfurt
- Flights Seattle - Hong Kong
- Flights Montevideo - London Gatwick
- Flights Toronto Pearson - London Gatwick
- Flights Toronto Island - London Gatwick
- Flights Mauritius - London Gatwick
- Flights Dhaka - London Gatwick
- Flights Accra - London Gatwick
- Flights Lagos - London Gatwick
- Flights Islamabad - London Gatwick
- Flights Asunción - London Gatwick
- Flights Tbilisi - London Gatwick
- Flights Barbados - London Gatwick
- Flights Tel Aviv - London Gatwick
- Flights São Paulo Guarulhos - London Gatwick
- Flights Kathmandu - London Gatwick
- Flights Lahore - London Gatwick
- 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
