Cheapest return flights from San Francisco to London in June from $738

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 June 2025 (see full year).

Return flights

04 Jun - 11 Jun Air Canada
10 Jun - 02 Jul SWISS
01 Jun - 11 Jun WestJet
03 Jun - 08 Jun Hawaiian Airlines
03 Jun - 11 Jun WestJet
04 Jun - 12 Jun Air Canada
02 Jun - 09 Jun WestJet
05 Jun - 13 Jun Flair Airlines
01 Jun - 08 Jun WestJet
03 Jun - 17 Jun Scandinavian Airlines
04 Jun - 15 Jun Flair Airlines
18 Jun - 02 Jul Iberia
18 Jun - 01 Jul Iberia
25 Jun - 24 Jul Iberia
15 Jun - 01 Jul Air Canada
30 Jun - 22 Jul Iberia
25 Jun - 03 Jul Iberia
16 Jun - 03 Jul Iberia
10 Jun - 09 Jul Iberia
25 Jun - 11 Jul SWISS

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

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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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