AirHint found the following cheapest return flights from Montreal (YUL) to Madrid (MAD) in December 2025 (see full year).

Return flights

02 Dec - 09 Dec	Air France
03 Dec - 10 Dec	Air France
04 Dec - 11 Dec	Air France
07 Dec - 14 Dec	Air France
05 Dec - 12 Dec	Delta
08 Dec - 15 Dec	Delta
10 Dec - 17 Dec	Air France
09 Dec - 16 Dec	Air France
11 Dec - 18 Dec	Air France
13 Dec - 22 Dec	Azores Airlines
31 Dec - 07 Jan	Air France
23 Dec - 13 Jan	British Airways
30 Dec - 06 Jan	SWISS
28 Dec - 04 Jan	Air Transat
29 Dec - 05 Jan	Air Transat
23 Dec - 13 Jan	Lufthansa	direct
22 Dec - 12 Jan	TAP
25 Dec - 01 Jan	Air France
20 Dec - 20 Jan	TAP
25 Dec - 06 Jan	Air France

Also check the deals for one-way flights from Montreal to Madrid in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Montreal to Madrid in December from $564

Return flights