Cheapest return flights from London to San Francisco in October from $547

AirHint found the following cheapest return flights from London (LCY) to San Francisco (SFO) in October 2026 (see full year).

Return flights

30 Oct - 16 Nov SWISS
22 Oct - 06 Nov SWISS
30 Oct - 19 Nov SWISS
02 Oct - 18 Oct SWISS
06 Oct - 13 Oct SWISS
01 Oct - 05 Oct SWISS
24 Oct - 31 Oct SWISS
18 Oct - 25 Oct SWISS
06 Oct - 15 Oct SWISS
30 Oct - 08 Nov SWISS
29 Oct - 08 Nov SWISS
23 Oct - 01 Nov SWISS
21 Oct - 27 Oct SWISS
16 Oct - 25 Oct SWISS
24 Oct - 07 Nov SWISS
09 Oct - 19 Oct SWISS
14 Oct - 21 Oct SWISS
31 Oct - 07 Nov KLM
29 Oct - 07 Nov KLM
24 Oct - 21 Nov SWISS

Also check the deals for one-way flights from London to San Francisco in October.

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