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

One-Way flights

05 Aug	Volaris El Salvador	direct
28 Aug	Avianca
25 Aug	Avianca	direct
28 Aug	Avianca	direct
04 Aug	Avianca
03 Aug	Avianca
04 Aug	Avianca	direct
02 Aug	Volaris Costa Rica
01 Aug	Avianca
03 Aug	Avianca	direct

Also check the deals for return 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 one-way flights from San Salvador to Mexico City in August from $105

One-Way flights