Cheapest return flights from San Francisco to London in August from 575€

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

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

Return flights

26 Aug - 02 Sep Iberia direct
18 Aug - 29 Aug Iberia direct
18 Aug - 28 Aug Iberia direct
27 Aug - 03 Sep Iberia direct
15 Aug - 29 Aug Iberia
05 Aug - 19 Aug Iberia direct
12 Aug - 19 Aug Iberia direct
31 Aug - 16 Sep Air Canada
19 Aug - 25 Aug Aer Lingus
05 Aug - 21 Aug Aer Lingus
18 Aug - 24 Aug Aer Lingus
14 Aug - 26 Aug Iberia direct
20 Aug - 25 Aug Iberia direct
20 Aug - 10 Sep United
26 Aug - 15 Sep Delta direct
31 Aug - 16 Sep British Airways direct
28 Aug - 04 Sep United

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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