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 13 hours agoOctober 2026
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Good Availability
48% of dates checked are available within 10% of the lowest price
Sunday, October 18th, 2026
3 round-trip options
Returning
Fri, Oct 23, 2026•5 Day Trip
$1,098 USD
Returning
Wed, Oct 28, 2026•10 Day Trip
$1,090 USD
Returning
Fri, Oct 30, 2026•12 Day Trip
$1,090 USD