Cheapest return flights from San Francisco to London in August from 359€

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

Return flights

21 Aug - 27 Aug TAP
18 Aug - 26 Aug Aer Lingus
21 Aug - 09 Sep TAP
21 Aug - 03 Sep TAP
20 Aug - 03 Sep American Airlines
05 Aug - 28 Aug Virgin Atlantic
06 Aug - 13 Aug Air France
11 Aug - 24 Aug Hawaiian Airlines
04 Aug - 01 Sep SWISS
09 Aug - 25 Aug Frontier Airlines
14 Aug - 25 Aug Frontier Airlines
12 Aug - 19 Aug Aer Lingus
10 Aug - 22 Aug Frontier Airlines
17 Aug - 29 Aug Hawaiian Airlines
15 Aug - 17 Sep Hawaiian Airlines
12 Aug - 01 Sep Hawaiian Airlines
28 Aug - 07 Sep Frontier Airlines
05 Aug - 24 Sep Frontier Airlines
16 Aug - 01 Sep Hawaiian Airlines
13 Aug - 01 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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