Cheapest return flights from San Diego to London in September from 642€

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

Return flights

01 Sep - 08 Sep Air France
30 Sep - 13 Oct Lufthansa
30 Sep - 14 Oct Lufthansa
23 Sep - 14 Oct Air France
22 Sep - 02 Oct Lufthansa
24 Sep - 09 Oct Alaska Airlines
16 Sep - 02 Oct Lufthansa
09 Sep - 19 Sep Alaska Airlines

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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