London Heathrow (LHR) to Seattle / Tacoma (SEA) flight deal in economy from $713
LHRLondon Heathrow Airport
London Heathrow, United Kingdom
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$900 USD
-21%$713 USD
Verified about 14 hours agoNovember 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Good Availability
48% of dates checked are available within 10% of the lowest price
Monday, November 9th, 2026
3 round-trip options
Returning
Sun, Nov 15, 2026•6 Day Trip
$750 USD
Returning
Mon, Nov 16, 2026•7 Day Trip
$745 USD
Returning
Mon, Nov 23, 2026•14 Day Trip
$745 USD