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

Return flights

11 Dec - 29 Dec	Royal Air Maroc
11 Dec - 30 Dec	Royal Air Maroc
24 Dec - 19 Jan	SWISS
11 Dec - 28 Dec	Royal Air Maroc
10 Dec - 29 Dec	Royal Air Maroc
07 Dec - 08 Dec	SWISS
13 Dec - 17 Jan	Royal Air Maroc
23 Dec - 15 Jan	Brussels Airlines
24 Dec - 20 Jan	SWISS
23 Dec - 18 Jan	Porter Airlines (Canada) Ltd
24 Dec - 18 Jan	SWISS
25 Dec - 06 Jan	Air Transat
12 Dec - 29 Dec	Air Canada
11 Dec - 05 Jan	Royal Air Maroc
13 Dec - 10 Jan	Royal Air Maroc
20 Dec - 12 Jan	Air Canada
12 Dec - 26 Dec	Royal Air Maroc
19 Dec - 30 Dec	FrenchBee

Also check the deals for one-way flights from Montreal to Cotonou 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 Cotonou in December from $1761

Return flights