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

Return flights

08 Aug - 15 Aug	Volaris El Salvador	direct
10 Aug - 17 Aug	Volaris El Salvador
11 Aug - 18 Aug	Volaris El Salvador
13 Aug - 20 Aug	Volaris El Salvador	direct
11 Aug - 29 Aug	Avianca	direct
25 Aug - 30 Aug	Avianca	direct
25 Aug - 01 Sep	Avianca
26 Aug - 27 Aug	Avianca
15 Aug - 05 Sep	Avianca
26 Aug - 09 Sep	Avianca
31 Aug - 09 Sep	Avianca
19 Aug - 09 Sep	Avianca
20 Aug - 10 Sep	Avianca
26 Aug - 07 Sep	Avianca
28 Aug - 09 Sep	Avianca
26 Aug - 05 Sep	Avianca
27 Aug - 05 Sep	Avianca
15 Aug - 24 Aug	Avianca
13 Aug - 27 Aug	Copa
12 Aug - 26 Aug	Copa

Also check the deals for one-way flights from Miami 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 Miami to San Salvador in August from 97€

Return flights