AirHint found the following cheapest one-way flights from Montreal (YUL) to Madrid (MAD) in December 2025 (see full year).
One-Way flights
| 05 Dec | FrenchBee | ||
| 03 Dec | FrenchBee | ||
| 30 Dec | FrenchBee | ||
| 08 Dec | TAP | ||
| 09 Dec | Porter Airlines (Canada) Ltd | ||
| 31 Dec | FrenchBee | ||
| 06 Dec | Air Transat | ||
| 14 Dec | Air Transat | ||
| 13 Dec | Azores Airlines | ||
| 15 Dec | TAP |
Also check the deals for return flights from Montreal to Madrid in December.
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