$403 Cheap Alaska Airlines flights Los Angeles (LAX) to London (LHR)

View $403 flight on Tue, Oct 6, 2026Opens in a new window

$403 Cheap Alaska Airlines flights Los Angeles (LAX) to London (LHR)

Prices were available within the past 7 days and start at $403 for one-way flights and $722 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Oct 6 - Tue, Oct 20
LAX
Los Angeles
LHR
London
$722 Roundtrip, found 1 day ago
$722
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Oct 6 from Los Angeles to London, returning Tue, Oct 20, priced at $722 found 1 day ago

Find the cheapest month to fly from Los Angeles (LAX) to London (LHR)

September is typically the cheapest month to fly

From $392 - $935 per traveler.
Flights from Los Angeles (LAX) to London (LHR)
Origin airport
Los Angeles Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, Alaska Airlines, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Popular airline
Turkish Airlines
Distance
8708 km
Average flight time
18 hours 31 mins