AirHint found the following cheapest return flights from Atlanta (ATL) to San Salvador (SAL) in August 2025 (see full year).

Return flights

19 Aug - 26 Aug	Spirit Airlines
30 Aug - 01 Sep	Frontier Airlines	direct
30 Aug - 02 Sep	Frontier Airlines
29 Aug - 01 Sep	Frontier Airlines	direct
27 Aug - 30 Aug	Frontier Airlines
21 Aug - 23 Aug	Spirit Airlines
29 Aug - 02 Sep	Frontier Airlines
21 Aug - 26 Aug	Spirit Airlines
19 Aug - 21 Aug	Spirit Airlines
22 Aug - 25 Aug	Frontier Airlines
27 Aug - 30 Aug	Delta	direct
30 Aug - 02 Sep	Delta	direct
19 Aug - 26 Aug	Delta	direct
29 Aug - 02 Sep	Delta	direct
21 Aug - 23 Aug	Delta	direct

Also check the deals for one-way flights from Atlanta to San Salvador in August.

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 Atlanta to San Salvador in August from 216€

Return flights