AirHint found the following cheapest return flights from Ontario (ONT) to Ho Chi Minh City (SGN) in December 2025 (see full year).

Return flights

08 Dec - 23 Dec	STARLUX Airlines
08 Dec - 15 Dec	STARLUX Airlines
05 Dec - 23 Dec	STARLUX Airlines
01 Dec - 13 Dec	STARLUX Airlines
04 Dec - 22 Dec	Korean Air
31 Dec - 09 Jan	STARLUX Airlines
27 Dec - 13 Jan	STARLUX Airlines
29 Dec - 17 Jan	STARLUX Airlines
04 Dec - 28 Dec	China Airlines
04 Dec - 27 Dec	China Airlines
02 Dec - 15 Jan	China Airlines
30 Dec - 29 Jan	China Airlines
28 Dec - 14 Jan	China Airlines
01 Dec - 31 Dec	STARLUX Airlines
08 Dec - 08 Jan	STARLUX Airlines
31 Dec - 10 Jan	STARLUX Airlines
25 Dec - 24 Jan	China Airlines
25 Dec - 21 Jan	China Airlines
15 Dec - 29 Dec	Frontier Airlines
13 Dec - 28 Dec	China Airlines

Also check the deals for one-way flights from Ontario to Ho Chi Minh City 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 Ontario to Ho Chi Minh City in December from $948

Return flights