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

Return flights

09 Sep - 23 Sep	WestJet
04 Sep - 22 Sep	WestJet
15 Sep - 22 Sep	Porter Airlines (Canada) Ltd
04 Sep - 17 Sep	WestJet
08 Sep - 17 Sep	WestJet
23 Sep - 13 Oct	WestJet
27 Sep - 04 Oct	Philippine Airlines
20 Sep - 28 Sep	WestJet
29 Sep - 28 Oct	Philippine Airlines
01 Sep - 15 Sep	Air Canada
03 Sep - 10 Sep	Air Canada
01 Sep - 28 Oct	Air Canada
28 Sep - 05 Oct	Air Canada
06 Sep - 12 Sep	Philippine Airlines
03 Sep - 12 Sep	Air Canada
25 Sep - 12 Oct	Air Canada

Also check the deals for one-way flights from Toronto to Kuala Lumpur in September.

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 September from 682€

Return flights