Cheapest return flights from San Francisco to London in October from $586

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

Return flights

04 Oct - 18 Oct Scandinavian Airlines
07 Oct - 21 Oct Scandinavian Airlines
18 Oct - 25 Oct Scandinavian Airlines
18 Oct - 22 Oct Scandinavian Airlines
01 Oct - 04 Oct Scandinavian Airlines
07 Oct - 21 Oct American Airlines direct
08 Oct - 11 Oct Scandinavian Airlines
04 Oct - 18 Oct Air France direct
18 Oct - 25 Oct Air France direct
08 Oct - 11 Oct Air France direct

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

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