Flight times from Seattle to London & schedule

FAQs about flight schedules from Seattle to London

• When to buy flight tickets from Seattle (SEA) to London (LON) the cheapest?

  Airlines adjust prices for flights from Seattle to London based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

• How long is a flight from Seattle (SEA) to London (LON)?

  It takes about 9 hours 34 minutes to fly from Seattle (SEA) to London (LON).

• What are the most popular airlines that fly from Seattle (SEA) to London (LON)?

  Airlines with flights from Seattle (SEA) to London (LON): Iberia, Alaska Airlines, Delta Air Lines, Virgin Atlantic, Scandinavian Airlines, Aer Lingus, American Airlines, KLM Royal Dutch Airlines, Air France, Finnair and British Airways.

• How many airports in London?

  There are 6 airports near London: Heathrow Airport, London Gatwick Airport, London Luton Airport, London City Airport, London Southend Airport and London Stansted Airport.