AirHint found the following cheapest return flights from San Diego (SAN) to London (LTN) in July 2026 (see full year).

Return flights

19 Jul - 26 Jul	Air France
17 Jul - 02 Aug	Lufthansa
19 Jul - 10 Aug	Lufthansa
11 Jul - 01 Aug	Alaska Airlines
10 Jul - 31 Jul	Lufthansa
11 Jul - 17 Jul	Alaska Airlines
02 Jul - 19 Jul	Lufthansa
02 Jul - 18 Jul	Lufthansa
07 Jul - 13 Jul	Alaska Airlines
08 Jul - 13 Jul	Alaska Airlines

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

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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Cheapest return flights from San Diego to London in July from 837€

Return flights