Cheapest return flights from Mexico City to San Salvador in September from $349

Best time to book flights for Mexico City (MEX) to San Salvador (SAL) flights at AirHint

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

Return flights

18 Sep - 25 Sep Copa

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

Skyscanner

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.

Book a cheap hotel in San Salvador

Cheap car rent in San Salvador