AirHint found the following cheapest one-way flights from Montreal (YUL) to Cancun (CUN) in October 2026 (see full year).
One-Way flights
| 24 Oct | United | ||
| 03 Oct | Porter Airlines (Canada) Ltd | ||
| 03 Oct | Air Transat | direct | |
| 24 Oct | Air Transat | direct |
Also check the deals for return flights from Montreal to Cancun in October.
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