AirHint found the following cheapest return flights from Mexico City (MEX) to San Juan (SJU) in March 2026 (see full year).

Return flights

21 Mar - 23 Mar	Arajet
23 Mar - 30 Mar	Arajet
14 Mar - 18 Mar	Arajet
09 Mar - 18 Mar	Arajet
21 Mar - 25 Mar	Arajet
21 Mar - 30 Mar	Arajet
14 Mar - 21 Mar	Arajet
30 Mar - 08 Apr	Arajet
21 Mar - 28 Mar	Arajet
14 Mar - 17 Mar	Arajet
14 Mar - 22 Mar	Arajet
26 Mar - 06 Apr	Copa
22 Mar - 07 Apr	Volaris
28 Mar - 01 Apr	Arajet
30 Mar - 04 Apr	Copa
27 Mar - 04 Apr	Copa
27 Mar - 03 Apr	Volaris
26 Mar - 05 Apr	Volaris
28 Mar - 02 Apr	Copa
30 Mar - 05 Apr	Copa

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

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 Juan in March from $274

Return flights