Cheapest return flights from San Francisco to London in October from $554

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

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

Return flights

06 Oct - 12 Oct TAP
09 Oct - 14 Oct Iberia
09 Oct - 16 Oct Iberia
12 Oct - 26 Oct SWISS
04 Oct - 11 Oct British Airways
03 Oct - 10 Oct jetBlue
09 Oct - 23 Oct FrenchBee
10 Oct - 14 Oct jetBlue
30 Oct - 10 Nov SWISS
30 Oct - 11 Nov SWISS
28 Oct - 03 Nov Turkish Airlines
16 Oct - 08 Nov Turkish Airlines
24 Oct - 08 Nov Turkish Airlines
10 Oct - 19 Oct SWISS

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

Skyscanner

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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