$707 Cheap American Airlines flights San Francisco (SFO) to London (LHR)

View $707 flight on Wed, Jul 29, 2026Opens in a new window

$707 Cheap American Airlines flights San Francisco (SFO) to London (LHR)

Prices were available within the past 7 days and start at $707 for one-way flights and $952 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Jul 29 - Tue, Aug 25
SFO
San Francisco
LHR
London
$952 Roundtrip, found 10 hours ago
$952
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Wed, Jul 29 from San Francisco to London, returning Tue, Aug 25, priced at $952 found 10 hours ago

Find the cheapest month to fly from San Francisco (SFO) to London (LHR)

November is typically the cheapest month to fly

From $685 - $999 per traveler.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, Alaska Airlines, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, Iberia, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic
Popular airline
United
Distance
8567 km
Average flight time
18 hours 21 mins

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