Cheapest return flights from San Diego to London in September from 723€

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

Return flights

16 Sep - 29 Sep Air France
30 Sep - 07 Oct United
01 Sep - 29 Sep Delta
16 Sep - 02 Oct British Airways direct
30 Sep - 07 Oct British Airways direct
21 Sep - 04 Oct Air Canada
06 Sep - 19 Sep United
07 Sep - 19 Sep Air France
11 Sep - 18 Sep Delta
04 Sep - 18 Sep Delta
26 Sep - 10 Oct Delta
21 Sep - 04 Oct British Airways direct
07 Sep - 19 Sep British Airways direct
06 Sep - 19 Sep British Airways direct
04 Sep - 18 Sep British Airways direct
11 Sep - 18 Sep American Airlines direct
18 Sep - 02 Oct Air Canada
26 Sep - 10 Oct British Airways direct
25 Sep - 11 Oct British Airways direct
24 Sep - 10 Oct Air Canada

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

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