United States

San Francisco

London → San Francisco

£436Round trip

14 Apr19 Apr 20275 nights

Good deal£191below typical

30% lessTypical fare £627

DepartureWed, 14 Apr 2027

17:00LHR

14h 59m1 stop

23:59SFO

Alaska AirlinesLayover in Seattle · 2h 30m

ReturnMon, 19 Apr 2027

11:25SFO

19h 40m1 stop

15:05LHR

Arrives 20 Apr 2027

Alaska AirlinesLayover in Seattle · 7h 52m

The price, in perspective

7 days before and after 14 Apr

Daily minimumDaily averageCheaper dates

Your trip£436

Same cities and travel dates. Airlines and flight times may change.

Observed price

Now£436

Unchanged since first recorded.

Recorded observations · Not a forecast

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Observed 24 Oct 2026, 18:05 · Recheck live price before booking.