AirHint found the following cheapest one-way flights from Montreal (YUL) to San Juan (SJU) in May 2026 (see full year).
One-Way flights
| 03 May | United | ||
| 09 May | United | ||
| 17 May | United | ||
| 08 May | Arajet |
Also check the deals for return flights from Montreal to San Juan in May.
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