$398 Cheap United flights Los Angeles (LAX) to London (LHR)

View $398 flight on Mon, Aug 25, 2025Opens in a new window

$398 Cheap United flights Los Angeles (LAX) to London (LHR)

Prices were available within the past 7 days and start at $398 for one-way flights and $566 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 16 - Tue, Sep 30
LAX
Los Angeles
LHR
London
$566 Roundtrip, found 8 hours ago
$566
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Sep 16 from Los Angeles to London, returning Tue, Sep 30, priced at $566 found 8 hours ago
United
Tue, Sep 16 - Tue, Sep 30
LAX
Los Angeles
LHR
London
$668 Roundtrip, found 8 hours ago
$668
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Sep 16 from Los Angeles to London, returning Tue, Sep 30, priced at $668 found 8 hours ago
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, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic
Popular airline
United
Distance
8708 km
Average flight time
18 hours 28 mins