Cheapest return flights from San Francisco to London in July from $705

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

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

Return flights

26 Jul - 16 Aug British Airways
27 Jul - 07 Aug WestJet
08 Jul - 07 Aug Sun Country Airlines
28 Jul - 07 Aug Sun Country Airlines
06 Jul - 11 Jul Frontier Airlines
30 Jul - 06 Aug Delta
23 Jul - 30 Jul Delta
14 Jul - 30 Jul Delta
15 Jul - 22 Jul WestJet
04 Jul - 13 Jul Sun Country Airlines
08 Jul - 17 Jul Air Canada
23 Jul - 03 Aug Delta
10 Jul - 01 Aug Delta
04 Jul - 19 Jul Sun Country Airlines
14 Jul - 04 Aug Delta
12 Jul - 19 Jul Sun Country Airlines
09 Jul - 15 Jul Sun Country Airlines
10 Jul - 29 Jul Flair Airlines
24 Jul - 14 Aug Sun Country Airlines
06 Jul - 04 Aug Air France

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

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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