Cheapest return flights from San Francisco to London in August from $795

AirHint found the following cheapest return flights from San Francisco (SFO) to London (LGW) in August 2026 (see full year).

Return flights

03 Aug - 11 Aug TAP
12 Aug - 19 Aug TAP
04 Aug - 12 Aug TAP
05 Aug - 12 Aug TAP
05 Aug - 19 Aug TAP
27 Aug - 30 Aug SWISS
26 Aug - 30 Aug TAP
05 Aug - 17 Aug Austrian Airlines
08 Aug - 22 Aug FrenchBee

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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