$459 Cheap JetBlue Airways flights Seattle (SEA) to London (LHR)

View $459 flight on Mon, Sep 14, 2026Opens in a new window

$459 Cheap JetBlue Airways flights Seattle (SEA) to London (LHR)

Prices were available within the past 7 days and start at $459 for one-way flights and $1,028 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Mon, Sep 14 - Tue, Oct 13
SEA
Seattle
LHR
London
$1,028 Roundtrip, found 4 days ago
$1,028
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Mon, Sep 14 from Seattle to London, returning Tue, Oct 13, priced at $1,028 found 4 days ago

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Heathrow LHR. Cheapest option available. Average driving time to city center is 28 minutes. Flights from $998
LHR
Heathrow
Cheapest
Average driving time to city center28 min
Flights from $998

Find the cheapest month to fly from Seattle (SEA) to London (LHR)

October is typically the cheapest month to fly

From $477 - $843 per traveler.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, Alaska Airlines, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Turkish Airlines, United, Virgin Atlantic
Popular airline
Air France
Distance
7657 km
Average flight time
17 hours 35 mins

Explore a world of travel with Expedia