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

Return flights

28 Nov - 09 Dec	TAP
04 Nov - 18 Nov	Aer Lingus
28 Nov - 10 Dec	FrenchBee
19 Nov - 26 Nov	SWISS
02 Nov - 10 Nov	SWISS
26 Nov - 09 Dec	SWISS
18 Nov - 25 Nov	SWISS
26 Nov - 30 Nov	SWISS
27 Nov - 09 Dec	SWISS
07 Nov - 26 Nov	SWISS
05 Nov - 12 Nov	Frontier Airlines
06 Nov - 15 Nov	SWISS
24 Nov - 30 Nov	SWISS
08 Nov - 16 Nov	Scandinavian Airlines

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

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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Cheapest return flights from San Francisco to London in November from 381€

Return flights