Flights from Seattle to London starting at $173

Cheap flights for the route Seattle – London (SEA – LON)

Jetradar will find you the cheapest airfare for Seattle – London by comparing the costs of flights to London using 45 agencies, five booking systems, and 728 airlines. Where exactly you buy tickets for Seattle – London is up to you.

Please keep in mind that, depending on the number of days remaining until your departure, the price of a ticket for Seattle – London could increase more than twofold.

Jetradar suggests purchasing tickets for Seattle – London in advance so you can choose your flight conditions and focus on your preferences and financial capabilities.

General flight information for the route Seattle – London
  • The distance between Seattle and London is: 4794 miles (7715 kilometers)
  • Average flight time from Seattle to London: 9hrs. 15min.
  • Frequency of flights from Seattle to London:daily

Airfare for Seattle – London by month *

MonthOne-wayRound-trip
April 201901.04.2019check01.04 - 08.04.2019check
May 201926.05.2019$29725.05 - 09.06.2019$641
June 201901.06.2019check26.06 - 02.07.2019$920
July 201916.07.2019$17330.07 - 18.08.2019$650
August 201901.08.2019check16.08 - 31.08.2019$571
September 201901.09.2019check01.09 - 08.09.2019check
October 201901.10.2019check02.10 - 08.10.2019$472
November 201901.11.2019check01.11 - 08.11.2019check
December 201901.12.2019check01.12 - 08.12.2019check
January 202001.01.2020check01.01 - 08.01.2020check
February 202001.02.2020check01.02 - 08.02.2020check
March 202001.03.2020check01.03 - 08.03.2020check

* Prices found by users over the last 48 hours that do not represent an offer.

Least expensive flight from Seattle to London found by our users over the last 48 hours: ticket with Austrian Airlines with a departure on 16.07.2019 and a cost of 173 US dollars . Find this ticket

Fastest flight from Seattle to London: ticket with British Airways with a departure nearest to 21.04.2019 and a duration of 9hrs. 20min.. Find this ticket

Direct flights for the route Seattle – London
FlightDepartureDurationArrivalDeparture days
Airports that offer Seattle – London flights

Seattle airports from which there are flights to London:

  • Seattle-Tacoma International Airport (SEA)

London airports accepting flights from Seattle:

  • London City Airport (LCY)
  • London Gatwick Airport (LGW)
  • London Heathrow Airport (LHR)