Cheapest return SAN–LHR flights, September

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

Return flights

09 Sep - 17 Sep Virgin Atlantic
06 Sep - 22 Sep Delta
15 Sep - 23 Sep Virgin Atlantic
22 Sep - 06 Oct Delta
13 Sep - 25 Sep Delta
09 Sep - 17 Sep British Airways direct
16 Sep - 02 Oct British Airways direct
17 Sep - 30 Sep Virgin Atlantic
10 Sep - 25 Sep Delta
04 Sep - 18 Sep Delta
06 Sep - 20 Sep Delta
17 Sep - 30 Sep British Airways direct
26 Sep - 16 Oct British Airways

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

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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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