$1,987 Cheap Delta flights London (LHR) to Seattle (SEA)

View $1,987 flight on Fri, Mar 27, 2026Opens in a new window

$1,987 Cheap Delta flights London (LHR) to Seattle (SEA)

Prices were available within the past 7 days and start at $1,987 for one-way flights and $1,334 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Dec 19 - Sat, Jan 3
LHR
London
SEA
Seattle
$1,334 Roundtrip, found 13 hours ago
$1,334
Roundtrip
found 13 hours ago
Select Delta flight, departing Fri, Dec 19 from London to Seattle, returning Sat, Jan 3, priced at $1,334 found 13 hours ago
Flights from London (LHR) to Seattle (SEA)
Origin airport
Heathrow
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Turkish Airlines, United, WestJet
Popular airline
American Airlines
Distance
7657 km
Average flight time
2 hours 9 mins