United States
San Francisco
London → San Francisco
£426Round trip
15 nights
Good deal£168below typical
28% lessTypical fare £594
Departure
LHR
14h 7m1 stop
SFO
Return
SFO
19h 0m1 stop
LHR
The price, in perspective
Nearby departure dates
7 days before and after 14 Dec
Daily minimumDaily average
Your trip£426
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You found the lowest fare
Among the nearby dates checked.
Price history for these dates
Same cities and travel dates. Airlines and flight times may change.
Observed price
Now£426
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Unchanged since first recorded.
Recorded observations · Not a forecast
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Observed 24 Oct 2026, 08:41 · Recheck live price before booking.