Cheapest return flights from Mexico City to San Juan in October from $309

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 October 2025 (see full year).

Return flights

11 Oct - 20 Oct Arajet
11 Oct - 18 Oct Arajet
10 Oct - 19 Oct Arajet
22 Oct - 26 Oct Avianca
22 Oct - 01 Nov Avianca
07 Oct - 15 Oct United
01 Oct - 06 Oct United
07 Oct - 14 Nov United
24 Oct - 31 Oct Copa

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

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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