Cheapest return flights from Mexico City to San Juan in September from $229

Best time to book flights for Mexico City (MEX) to San Juan (SJU) flights at AirHint

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

Return flights

26 Sep - 04 Oct Arajet
26 Sep - 01 Oct Arajet
19 Sep - 24 Sep Arajet
12 Sep - 01 Oct Arajet
20 Sep - 24 Sep Arajet
20 Sep - 27 Sep Arajet
06 Sep - 13 Sep Arajet
12 Sep - 17 Oct Arajet
12 Sep - 16 Sep Avianca
19 Sep - 23 Sep Arajet
02 Sep - 09 Sep Viva Aerobus
10 Sep - 17 Sep Aeromexico
03 Sep - 08 Sep Aeromexico
15 Sep - 22 Sep United

Also check the deals for one-way flights from Mexico City to San Juan 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.

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