Cheapest return flights from San Salvador to London in September from 510€

AirHint found the following cheapest return flights from San Salvador (SAL) to London (LGW) in September 2025 (see full year).

Return flights

22 Sep - 29 Sep Volaris El Salvador
15 Sep - 22 Sep Volaris El Salvador
08 Sep - 15 Sep Volaris El Salvador
14 Sep - 22 Sep Avianca
11 Sep - 18 Sep Avianca
11 Sep - 21 Sep Avianca
08 Sep - 18 Sep Avianca
14 Sep - 24 Sep Spirit Airlines
14 Sep - 21 Sep Avianca
01 Sep - 29 Sep Volaris El Salvador

Also check the deals for one-way flights from San Salvador 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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