Take off on cheap flights from London to Seattle, your adventure starts now!

Find cheap airline tickets from London to Seattle by date

Sorry! We haven't found any airline tickets from London to Seattle. Try launching another search above.
Return
Departure
Find the cheapest London Seattle flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for London - Seattle with these new dates, click on an offer. Want to depart from another city? Choose:

Airlines operating flights from London to Seattle

  • any
  • December 2022
  • January 2023
  • February 2023
  • March 2023
  • April 2023
  • May 2023
  • June 2023
  • July 2023
  • August 2023
  • September 2023
  • October 2023
  • November 2023
  • all
  • Air Canada
  • Air France
  • Finnair
  • Icelandair
  • TAP Air Portugal
Air Canada
outbound: Mar 21, 2023
Air Canada 1 stop
return: Apr 20, 2023
Air Canada 1 stop
Finnair
outbound: Mar 21, 2023
Finnair direct
return: Apr 20, 2023
Finnair direct
Air France
outbound: Mar 21, 2023
Air France 1 stop
return: Apr 20, 2023
Delta Air Lines 1 stop
Icelandair
outbound: Dec 17, 2022
Icelandair 2 stops
return: Dec 31, 2022
Icelandair 1 stop
TAP Air Portugal
outbound: Dec 17, 2022
TAP Air Portugal 2 stops
return: Dec 31, 2022
TAP Air Portugal 2 stops

Travel tips for flights London - Seattle

  • Arrival city:
  • Seattle, USA
  • Airport(s):
  • Kenmore Air Harbor Seaplane Base (LKE)
  • Seattle–Tacoma International Airport (SEA)
  • Local time:
  • Dec 9, 2022 1:58 PM, GMT-8
  • Weather:
  • min. 35ºF, max. 44ºF
  • Departure city:
  • London, United Kingdom
  • Airport(s):
  • London City Airport (LCY)
  • Heathrow International Airport (LHR)
  • Gatwick International Airport (LGW)
  • London Luton Airport (LTN)
  • London Stansted Airport (STN)
  • Southend Airport (SEN)
  • Local time:
  • Dec 9, 2022 9:58 PM, GMT+0
  • Weather:
  • min. 32ºF, max. 41ºF