AirHint found the following cheapest return flights from Ontario (ONT) to Ho Chi Minh City (SGN) in April 2026 (see full year).

Return flights

30 Apr - 14 May	Korean Air
21 Apr - 05 May	Korean Air
28 Apr - 05 May	Korean Air
15 Apr - 22 Apr	Korean Air
14 Apr - 21 Apr	Korean Air
08 Apr - 29 Apr	Korean Air
14 Apr - 22 Apr	Korean Air
21 Apr - 28 Apr	Korean Air
28 Apr - 28 May	Korean Air
08 Apr - 11 May	Korean Air
06 Apr - 21 Apr	Korean Air
16 Apr - 20 Apr	Korean Air
09 Apr - 07 May	Korean Air
17 Apr - 26 Apr	Korean Air
10 Apr - 30 Apr	Korean Air
16 Apr - 31 May	Korean Air
06 Apr - 13 Apr	Korean Air
19 Apr - 17 May	China Airlines
17 Apr - 08 May	China Airlines
05 Apr - 05 May	China Airlines

Also check the deals for one-way flights from Ontario to Ho Chi Minh City in April.

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 April from $597

Return flights