Cheapest return flights from San Diego to London in September from 442€

AirHint found the following cheapest return flights from San Diego (SAN) to London (LHR) in September 2025 (see full year).

Return flights

10 Sep - 24 Sep Lufthansa
10 Sep - 24 Sep British Airways direct
07 Sep - 26 Sep Air Canada
08 Sep - 15 Sep Virgin Atlantic
01 Sep - 11 Sep Delta
09 Sep - 16 Sep Virgin Atlantic
09 Sep - 23 Sep Delta
24 Sep - 01 Oct British Airways
03 Sep - 12 Sep British Airways
20 Sep - 30 Sep Delta
05 Sep - 12 Sep Lufthansa
30 Sep - 07 Oct British Airways
15 Sep - 15 Oct British Airways

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

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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