United States

San Francisco

London → San Francisco

£540Round trip

18 Apr21 Apr 20273 nights

Good deal£87below typical

14% lessTypical fare £627

DepartureSun, 18 Apr 2027

09:50LHR

14h 0m1 stop

15:50SFO

Aer LingusLayover in Dublin · 1h 30m

ReturnWed, 21 Apr 2027

17:35SFO

13h 25m1 stop

15:00LHR

Arrives 22 Apr 2027

Aer LingusLayover in Dublin · 1h 50m

The price, in perspective

7 days before and after 18 Apr

Daily minimumDaily averageCheaper dates

Your trip£540

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

Observed price

Now£540

Previous price £575 → Now £540

£35 lower than first seen on 24 Oct.

Recorded observations · Not a forecast

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Observed 24 Oct 2026, 18:09 · Recheck live price before booking.