United States

San Francisco

London → San Francisco

£608Round trip

18 Mar4 Apr 202717 nights

3% below typical

Typical fare £624 · Your fare is £16 lower

DepartureThu, 18 Mar 2027

09:00LHR

15h 30m1 stop

17:30SFO

Swiss International Air LinesLayover in Zürich · 1h 20m

ReturnSun, 4 Apr 2027

18:00SFO

10h 50mNonstop

12:50LHR

Arrives 5 Apr 2027

KLM Royal Dutch Airlines

The price, in perspective

7 days before and after 18 Mar

Daily minimumDaily averageCheaper dates

Your trip£608

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

Observed price

Now£608

Unchanged since first recorded.

Recorded observations · Not a forecast

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Observed 24 Oct 2026, 17:36 · Recheck live price before booking.