Cheapest return SAN–LHR flights, July

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

Return flights

28 Jul - 18 Aug Alaska Airlines
29 Jul - 14 Aug Alaska Airlines
29 Jul - 14 Aug British Airways direct
28 Jul - 18 Aug British Airways direct
19 Jul - 23 Aug Frontier Airlines
19 Jul - 23 Aug British Airways direct
07 Jul - 14 Jul Alaska Airlines
21 Jul - 28 Jul Lufthansa
13 Jul - 29 Jul Alaska Airlines
27 Jul - 10 Aug Frontier Airlines
26 Jul - 16 Aug Delta
15 Jul - 22 Jul Alaska Airlines
31 Jul - 10 Aug Aer Lingus
26 Jul - 02 Aug Lufthansa
10 Jul - 20 Jul Scandinavian Airlines
03 Jul - 29 Jul Alaska Airlines
04 Jul - 27 Jul Alaska Airlines
05 Jul - 19 Jul Alaska Airlines
19 Jul - 31 Jul jetBlue
05 Jul - 27 Jul Alaska Airlines

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

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