United States

San Francisco

London → San Francisco

£643Round trip

13 Apr20 Apr 20277 nights

3% above typical

Typical fare £627

DepartureTue, 13 Apr 2027

06:00LHR

16h 35m1 stop

14:35SFO

TAP PortugalLayover in Lisbon · 1h 15m

ReturnTue, 20 Apr 2027

22:30SFO

10h 15mNonstop

16:45LHR

Arrives 21 Apr 2027

KLM Royal Dutch Airlines

The price, in perspective

7 days before and after 13 Apr

Daily minimumDaily averageCheaper dates

Your trip£643

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

Observed price

Now£643

Previous price £570 → Now £643

£73 higher than first seen on 24 Oct.

Recorded observations · Not a forecast

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Observed 24 Oct 2026, 18:04 · Recheck live price before booking.