United States

San Francisco

London → San Francisco

£479Round trip

28 Mar5 Apr 20278 nights

Good deal£97below typical

17% lessTypical fare £576

DepartureSun, 28 Mar 2027

17:00LHR

14h 59m1 stop

23:59SFO

Alaska AirlinesLayover in Seattle · 2h 30m

ReturnMon, 5 Apr 2027

17:45SFO

13h 20m1 stop

15:05LHR

Arrives 6 Apr 2027

Alaska AirlinesLayover in Seattle · 1h 33m

The price, in perspective

7 days before and after 28 Mar

Daily minimumDaily average

Your trip£479

You found the lowest fare

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Observed price

Now£479

Unchanged since first recorded.

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Observed 24 Oct 2026, 17:46 · Recheck live price before booking.