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

Return flights

09 Dec - 16 Dec	Cathay Pacific
07 Dec - 26 Dec	Japan Airlines
11 Dec - 15 Dec	Cathay Pacific
25 Dec - 28 Jan	Air India
27 Dec - 28 Jan	Cathay Pacific
26 Dec - 28 Jan	Air India
19 Dec - 26 Dec	Air India
23 Dec - 21 Jan	Flair Airlines
09 Dec - 07 Jan	Air Canada
25 Dec - 29 Dec	Air India
21 Dec - 29 Dec	Air India
20 Dec - 25 Dec	Air India
11 Dec - 08 Jan	Flair Airlines
09 Dec - 09 Jan	Porter Airlines (Canada) Ltd
12 Dec - 19 Dec	Air Transat
13 Dec - 25 Dec	WestJet
15 Dec - 10 Jan	Air India
22 Dec - 29 Dec	Air India
09 Dec - 06 Jan	Flair Airlines
22 Dec - 04 Jan	Air India

Also check the deals for one-way flights from Toronto 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 Toronto to Kuala Lumpur in December from $1128

Return flights