$495 Cheap British Airways flights San Francisco (SFO) to London (LHR)

View $495 flight on Tue, Sep 8, 2026Opens in a new window

$495 Cheap British Airways flights San Francisco (SFO) to London (LHR)

Prices were available within the past 7 days and start at $495 for one-way flights and $881 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, Sep 8 - Fri, Sep 25
SFO
San Francisco
LHR
London
$881 Roundtrip, found 5 days ago
$881
Roundtrip
found 5 days ago
Select British Airways flight, departing Tue, Sep 8 from San Francisco to London, returning Fri, Sep 25, priced at $881 found 5 days ago
British Airways
Tue, Sep 8 - Fri, Sep 25
SFO
San Francisco
LHR
London
$892 Roundtrip, found 5 days ago
$892
Roundtrip
found 5 days ago
Select British Airways flight, departing Tue, Sep 8 from San Francisco to London, returning Fri, Sep 25, priced at $892 found 5 days ago
British Airways
Tue, Sep 8 - Fri, Sep 25
SFO
San Francisco
LHR
London
$896 Roundtrip, found 5 days ago
$896
Roundtrip
found 5 days ago
Select British Airways flight, departing Tue, Sep 8 from San Francisco to London, returning Fri, Sep 25, priced at $896 found 5 days ago

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

April is typically the cheapest month to fly

From $553 - $1,054 per traveler.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, United, Virgin Atlantic
Popular airline
Virgin Atlantic
Distance
8567 km
Average flight time
18 hours 27 mins

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