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

Return flights

27 Aug - 31 Aug	Volaris
27 Aug - 06 Sep	Volaris	direct
27 Aug - 08 Sep	Volaris
28 Aug - 31 Aug	Avianca
28 Aug - 02 Sep	Avianca
29 Aug - 31 Aug	Copa
20 Aug - 27 Aug	Copa
20 Aug - 29 Aug	Copa
20 Aug - 24 Aug	Copa
29 Aug - 01 Sep	Copa
29 Aug - 04 Sep	Copa
27 Aug - 01 Sep	Copa
18 Aug - 08 Sep	Copa
25 Aug - 28 Aug	Avianca
19 Aug - 26 Aug	Aeromexico	direct
22 Aug - 26 Aug	Avianca
21 Aug - 23 Aug	Volaris Costa Rica
18 Aug - 08 Sep	Aeromexico	direct
19 Aug - 19 Sep	Aeromexico
19 Aug - 19 Sep	Aeromexico	direct

Also check the deals for one-way flights from San Salvador to Mexico City 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 San Salvador to Mexico City in August from 192€

Return flights