SEA to LHR (Seattle to London) Flights

Last Minute Flights from SEA to LHR

Flight deals found on Expedia within the last 12 hours

SEA to LHR Flight Details

Distance and aircraft type by airline for flights from Seattle-Tacoma International Airport to London Heathrow Airport.

Destination LHR London Heathrow Airport
Distance 4,786.00 miles
Interesting Facts About Flights from Seattle to London (SEA to LHR)
  • Back in 2009 there were 2 airlines operating between Seattle and London.
  • On this route in 2009, British Airways operated flights from SEA to LHR using 2 types of aircraft.
  • Way back in 2009, 108,532 passengers flew from Seattle to London. Today, this number has significantly increased.
  • In 2009, the following group of quality airline carriers offer flights from Seattle, WA to London, UK: British Airways, Northwest Airlines.
  • In 2009, we learned that British Airways flew around 107,361 passengers from SEA to LHR.

(Source: FAA & BTS 2009 Databases)

Seattle to London Flight Schedule

Scan through flights from Seattle-Tacoma International Airport (SEA) to London Heathrow Airport (LHR) for the upcoming week. Sort the list by any column, and click on a dollar sign to see the latest prices available for each flight.

Flights.com only offers pricing for airlines that display a check fare on the days of the week each flight is available. A dot () indicates a flight is scheduled, but online booking is not currently available.

Seattle to London Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Seattle to London to attend your cousin’s wedding, to pitch a business idea to your boss, or perhaps simply to treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find the cheapest flights from SEA to LHR, we’ve got you covered here at Flights.com.

We present you with some of the hottest deals on airfare so stop that Google flights search. We want you to spend less on your flight from Seattle to London, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.

Cheap SEA to LHR Tickets Calendar

Lowest round trip prices customers recently found on Expedia

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Frequently Traveled Flights from Seattle, Washington

Check out popular flights departing from Seattle (SEA), and lock down the best airfare for your upcoming travel plans. Flights.com has researched and catalogued flights departing from Seattle across many airlines, so quit waiting and book your trip with us!

Popular Flights from London, United Kingdom

Check out the best flights leaving from London airport and secure the lowest fares for your upcoming travel plans. Flights.com makes it easy to find flights departing from London (LHR) across many airlines, so stop waiting and book your trip with us!

Airlines

Check out popular airlines servicing Seattle (SEA), and lock down the best fare for your upcoming travel plans. Flights.com makes it simple to find flights departing from Seattle-Tacoma International Airport across many airlines, so quit waiting and book your trip with us!

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