Cheapest return flights from London to San Francisco in October from $507

Best time to book flights for London (LON) to San Francisco (SFO) flights at AirHint

AirHint found the following cheapest return flights from London (LON) to San Francisco (SFO) in October 2025 (see full year).

Return flights

19 Oct - 05 Nov TAP
13 Oct - 23 Oct TAP
13 Oct - 21 Oct TAP
15 Oct - 22 Oct Scandinavian Airlines
20 Oct - 03 Nov TAP
08 Oct - 13 Oct TAP
22 Oct - 29 Oct Scandinavian Airlines
17 Oct - 26 Oct Scandinavian Airlines
20 Oct - 26 Oct Scandinavian Airlines
16 Oct - 22 Oct Scandinavian Airlines
07 Oct - 13 Oct Scandinavian Airlines
17 Oct - 27 Oct Scandinavian Airlines
31 Oct - 08 Nov Scandinavian Airlines
29 Oct - 14 Nov Scandinavian Airlines
23 Oct - 01 Nov TAP
14 Oct - 05 Nov TAP
23 Oct - 12 Nov TAP
18 Oct - 01 Nov TAP
27 Oct - 10 Nov Scandinavian Airlines
27 Oct - 07 Nov Scandinavian Airlines

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

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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