$465 Cheap JetBlue Airways flights Seattle (SEA) to London (LHR)

View $465 flight on Sat, May 16, 2026Opens in a new window

$465 Cheap JetBlue Airways flights Seattle (SEA) to London (LHR)

Prices were available within the past 7 days and start at $465 for one-way flights and $896 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sat, May 16 - Sat, May 30
SEA
Seattle
LHR
London
$896 Roundtrip, found 18 hours ago
$896
Roundtrip
found 18 hours ago
Select JetBlue Airways flight, departing Sat, May 16 from Seattle to London, returning Sat, May 30, priced at $896 found 18 hours ago
Flights from Seattle (SEA) to London (LHR)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Turkish Airlines, United, Virgin Atlantic, WestJet
Popular airline
British Airways
Distance
7657 km
Average flight time
17 hours 33 mins