United States

San Francisco

London → San Francisco

£433Round trip

6 Apr14 Apr 20278 nights

Good deal£143below typical

25% lessTypical fare £576

DepartureTue, 6 Apr 2027

17:00LHR

14h 59m1 stop

23:59SFO

Alaska AirlinesLayover in Seattle · 2h 30m

ReturnWed, 14 Apr 2027

16:44SFO

14h 21m1 stop

15:05LHR

Arrives 15 Apr 2027

Alaska AirlinesLayover in Seattle · 2h 34m

The price, in perspective

7 days before and after 6 Apr

Daily minimumDaily average

Your trip£433

You found the lowest fare

Among the nearby dates checked.

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Observed price

Now£433

Unchanged since first recorded.

Recorded observations · Not a forecast

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Observed 24 Oct 2026, 17:57 · Recheck live price before booking.