United States

San Francisco

London → San Francisco

£625Round trip

23 Mar31 Mar 20278 nights

In the typical fare range

Typical fare £623

DepartureTue, 23 Mar 2027

14:45LHR

14h 24m1 stop

22:09SFO

Alaska AirlinesLayover in Seattle · 2h 5m

ReturnWed, 31 Mar 2027

18:00SFO

10h 50mNonstop

12:50LHR

Arrives 1 Apr 2027

KLM Royal Dutch Airlines

The price, in perspective

7 days before and after 23 Mar

Daily minimumDaily averageCheaper dates

Your trip£625

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

Observed price

Now£625

Previous price £626 → Now £625

£3 lower than first seen on 24 Oct.

Recorded observations · Not a forecast

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Observed 25 Oct 2026, 05:05 · Recheck live price before booking.