United States

San Francisco

London → San Francisco

£430Round trip

16 Mar23 Mar 20277 nights

Good deal£127below typical

23% lessTypical fare £557

DepartureTue, 16 Mar 2027

14:45LHR

14h 24m1 stop

22:09SFO

Alaska AirlinesLayover in Seattle · 2h 5m

ReturnTue, 23 Mar 2027

15:50SFO

13h 30m1 stop

12:20LHR

Arrives 24 Mar 2027

Alaska AirlinesLayover in Seattle · 1h 38m

The price, in perspective

7 days before and after 16 Mar

Daily minimumDaily average

Your trip£430

You found the lowest fare

Among the nearby dates checked.

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

Observed price

Now£430

Unchanged since first recorded.

Recorded observations · Not a forecast

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Observed 24 Oct 2026, 17:33 · Recheck live price before booking.