Cheapest return flights from San Francisco to London in August from 417€

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

Return flights

05 Aug - 21 Aug Virgin Atlantic
18 Aug - 04 Sep Air France
13 Aug - 20 Aug SWISS
05 Aug - 19 Aug SWISS
04 Aug - 19 Aug SWISS
03 Aug - 19 Aug SWISS
19 Aug - 31 Aug Virgin Atlantic
18 Aug - 31 Aug Virgin Atlantic
06 Aug - 20 Aug Air Canada
21 Aug - 12 Sep Frontier Airlines
18 Aug - 28 Aug Frontier Airlines
17 Aug - 27 Aug Alaska Airlines
24 Aug - 26 Sep Frontier Airlines
20 Aug - 03 Sep Alaska Airlines
22 Aug - 08 Sep Air Canada
24 Aug - 10 Sep Alaska Airlines
12 Aug - 03 Sep Alaska Airlines
15 Aug - 07 Sep Hawaiian Airlines
15 Aug - 01 Sep Frontier Airlines
23 Aug - 03 Sep Alaska Airlines

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

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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