United States

San Francisco

London → San Francisco

£489Round trip

27 Mar6 Apr 202710 nights

Good deal£135below typical

22% lessTypical fare £624

DepartureSat, 27 Mar 2027

14:45LHR

14h 24m1 stop

22:09SFO

Alaska AirlinesLayover in Seattle · 2h 5m

ReturnTue, 6 Apr 2027

17:45SFO

13h 20m1 stop

15:05LHR

Arrives 7 Apr 2027

Alaska AirlinesLayover in Seattle · 1h 33m

The price, in perspective

7 days before and after 27 Mar

Daily minimumDaily averageCheaper dates

Your trip£489

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

Observed price

Now£489

Unchanged since first recorded.

Recorded observations · Not a forecast

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Observed 24 Oct 2026, 17:45 · Recheck live price before booking.