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

Return flights

05 Dec - 12 Dec	WestJet
02 Dec - 16 Dec	Porter Airlines (Canada) Ltd
07 Dec - 14 Dec	WestJet
01 Dec - 08 Dec	Japan Airlines
01 Dec - 22 Dec	Japan Airlines
09 Dec - 16 Dec	Air Canada
08 Dec - 27 Dec	WestJet
04 Dec - 11 Dec	Air Transat
16 Dec - 23 Dec	Etihad Airways
23 Dec - 30 Dec	Etihad Airways
15 Dec - 15 Jan	Air France
31 Dec - 07 Jan	Malaysia Airlines
27 Dec - 17 Jan	EVA Air
29 Dec - 05 Jan	Qatar Airways
28 Dec - 04 Jan	Qatar Airways
26 Dec - 02 Jan	Etihad Airways
19 Dec - 06 Jan	Air Canada
25 Dec - 01 Jan	EVA Air
27 Dec - 03 Jan	EVA Air
14 Dec - 03 Jan	Air Canada

Also check the deals for one-way flights from Montreal to Kuala Lumpur 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 Kuala Lumpur in December from $1153

Return flights