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

Return flights

07 Aug - 11 Aug	Spirit Airlines
14 Aug - 17 Aug	Spirit Airlines
28 Aug - 16 Sep	Spirit Airlines
14 Aug - 18 Aug	Spirit Airlines
01 Aug - 06 Aug	Frontier Airlines	direct
14 Aug - 18 Aug	Delta	direct
11 Aug - 15 Aug	Delta	direct
02 Aug - 04 Aug	Frontier Airlines
07 Aug - 11 Aug	Delta	direct
14 Aug - 17 Aug	Delta	direct
02 Aug - 04 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 $297

Return flights