Cheap flights from SFO to LHR (San Francisco Intl. to Heathrow)

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Cheap Flights from SFO to LHR starting at $293 One Way, $425 Round Trip

Prices starting at $425 for return flights and $293 for one-way flights to Heathrow were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Mar 30 - Thu, Apr 10
SFO
San Francisco
LHR
London
$425 Roundtrip, found 2 days ago
$425
Roundtrip
found 2 days ago
Select TAP Portugal flight, departing Sun, Mar 30 from San Francisco to London, returning Thu, Apr 10, priced at $425 found 2 days ago