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

Return flights

07 Nov - 21 Nov	TAP
05 Nov - 11 Nov	TAP
10 Nov - 18 Nov	TAP
14 Nov - 21 Nov	TAP
14 Nov - 07 Dec	TAP
24 Nov - 06 Dec	TAP
10 Nov - 06 Dec	TAP
14 Nov - 06 Dec	TAP
03 Nov - 08 Nov	TAP
12 Nov - 19 Nov	TAP
26 Nov - 03 Dec	TAP
29 Nov - 06 Dec	TAP
12 Nov - 06 Dec	TAP
26 Nov - 08 Dec	TAP
05 Nov - 14 Nov	TAP
15 Nov - 07 Dec	TAP
15 Nov - 02 Dec	TAP
16 Nov - 26 Nov	Scandinavian Airlines
10 Nov - 15 Nov	Scandinavian Airlines
02 Nov - 12 Nov	Air Canada

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 $468

Return flights