AirHint found the following cheapest return flights from Toronto (YYZ) to Ho Chi Minh City (SGN) in September 2025 (see full year).

Return flights

24 Sep - 12 Oct	WestJet
24 Sep - 19 Oct	WestJet
24 Sep - 20 Oct	WestJet
23 Sep - 29 Oct	WestJet
24 Sep - 29 Oct	WestJet
29 Sep - 12 Oct	WestJet
27 Sep - 24 Oct	WestJet
25 Sep - 08 Oct	Porter Airlines (Canada) Ltd
29 Sep - 29 Oct	WestJet
29 Sep - 15 Oct	WestJet
17 Sep - 24 Sep	Porter Airlines (Canada) Ltd
16 Sep - 23 Sep	Porter Airlines (Canada) Ltd
17 Sep - 23 Sep	Flair Airlines
15 Sep - 23 Sep	Porter Airlines (Canada) Ltd
10 Sep - 24 Sep	WestJet
10 Sep - 17 Sep	Flair Airlines
18 Sep - 22 Sep	Flair Airlines
02 Sep - 09 Sep	EVA Air
08 Sep - 22 Sep	Flair Airlines
19 Sep - 28 Sep	Air Canada

Also check the deals for one-way flights from Toronto to Ho Chi Minh City 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 Ho Chi Minh City in September from $712

Return flights