AirHint found the following cheapest one-way flights from San Jose (SJO) to Montreal (YUL) in December 2025 (see full year).
One-Way flights
| 05 Dec | United | ||
| 16 Dec | Avianca | ||
| 04 Dec | Avianca | ||
| 17 Dec | Copa | ||
| 24 Dec | Copa | ||
| 07 Dec | Avianca | ||
| 06 Dec | Spirit Airlines | ||
| 24 Dec | Air Canada | direct | |
| 04 Dec | Air Transat | direct | |
| 15 Dec | Copa |
Also check the deals for return flights from San Jose to Montreal in December.
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