United States

San Francisco

London → San Francisco

£443Round trip

14 Apr23 Apr 20279 nights

Good deal£123below typical

22% lessTypical fare £566

DepartureWed, 14 Apr 2027

17:00LHR

14h 59m1 stop

23:59SFO

Alaska AirlinesLayover in Seattle · 2h 30m

ReturnFri, 23 Apr 2027

17:45SFO

13h 20m1 stop

15:05LHR

Arrives 24 Apr 2027

Alaska AirlinesLayover in Seattle · 1h 33m

The price, in perspective

7 days before and after 14 Apr

Daily minimumDaily average

Your trip£443

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Observed price

Now£443

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Observed 24 Oct 2026, 10:49 · Recheck live price before booking.