United States

San Francisco

London → San Francisco

£434Round trip

11 Jan17 Jan 20276 nights

Good deal£123below typical

22% lessTypical fare £557

DepartureMon, 11 Jan 2027

14:45LHR

14h 55m1 stop

21:40SFO

Alaska AirlinesLayover in Seattle · 2h 39m

ReturnSun, 17 Jan 2027

14:12SFO

14h 8m1 stop

12:20LHR

Arrives 18 Jan 2027

Alaska AirlinesLayover in Seattle · 2h 14m

The price, in perspective

7 days before and after 11 Jan

Daily minimumDaily averageCheaper dates

Your trip£434

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

Observed price

Now£434

Previous price £570 → Now £434

£2 higher than first seen on 23 Oct.

Recorded observations · Not a forecast

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Observed 24 Oct 2026, 16:28 · Recheck live price before booking.