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

Return flights

24 Dec - 09 Jan	TAP
10 Dec - 17 Jan	Ryanair
09 Dec - 09 Jan	Royal Air Maroc
14 Dec - 18 Jan	transavia
13 Dec - 15 Jan	Ryanair
16 Dec - 16 Jan	easyJet
24 Dec - 31 Dec	KLM
16 Dec - 21 Jan	Ryanair
17 Dec - 11 Jan	Ryanair
24 Dec - 05 Jan	TAP
15 Dec - 29 Dec	Air Canada
14 Dec - 18 Jan	Brussels Airlines	direct
06 Dec - 13 Dec	Ryanair
18 Dec - 30 Dec	Brussels Airlines
07 Dec - 13 Dec	Ryanair
11 Dec - 14 Dec	Lufthansa
10 Dec - 14 Dec	Ryanair
06 Dec - 12 Dec	Ryanair
19 Dec - 25 Dec	Brussels Airlines
18 Dec - 27 Dec	Brussels Airlines

Also check the deals for one-way flights from Brussels to Montreal 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 Brussels to Montreal in December from $658

Return flights