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

Return flights

03 Sep - 17 Sep	United
17 Sep - 01 Oct	United
23 Sep - 07 Oct	United
02 Sep - 28 Oct	United
29 Sep - 06 Oct	United
05 Sep - 09 Sep	Copa
29 Sep - 13 Oct	United
09 Sep - 13 Oct	United
09 Sep - 23 Sep	United
10 Sep - 24 Sep	United
16 Sep - 30 Sep	United
02 Sep - 16 Sep	United
30 Sep - 14 Oct	United
22 Sep - 06 Oct	United
24 Sep - 08 Oct	United
11 Sep - 02 Oct	United
17 Sep - 23 Sep	United
11 Sep - 15 Sep	Copa
04 Sep - 15 Sep	Copa
05 Sep - 08 Sep	Copa

Also check the deals for one-way flights from Los Angeles to San Salvador in September.

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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Cheapest return flights from Los Angeles to San Salvador in September from 222€

Return flights