AirHint found the following cheapest return flights from Monterrey (MTY) to San Juan (SJU) in July 2026 (see full year).
Return flights
| 03 Jul - 08 Jul | Viva | ||
| 30 Jul - 11 Aug | Viva | ||
| 02 Jul - 08 Jul | Viva | ||
| 15 Jul - 22 Jul | Viva | ||
| 31 Jul - 11 Aug | Viva |
Also check the deals for one-way flights from Monterrey to San Juan in July.
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