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

Return flights

15 Jul - 21 Jul	Avianca	direct
24 Jul - 29 Jul	Avianca
17 Jul - 24 Jul	Avianca
17 Jul - 21 Jul	Avianca	direct
14 Jul - 18 Jul	Avianca	direct
17 Jul - 20 Jul	Avianca	direct
25 Jul - 28 Jul	Avianca
18 Jul - 21 Jul	Avianca	direct
13 Jul - 19 Jul	Avianca	direct
24 Jul - 28 Jul	Avianca
29 Jul - 04 Aug	Avianca
27 Jul - 01 Aug	Avianca
26 Jul - 03 Aug	Aeromexico	direct

Also check the deals for one-way flights from Mexico City to San Salvador in July.

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 Mexico City to San Salvador in July from 170€

Return flights