AirHint found the following cheapest one-way flights from Ontario (ONT) to Hanoi (HAN) in March 2026 (see full year).
One-Way flights
| 22 Mar | Korean Air | ||
| 23 Mar | Korean Air | ||
| 18 Mar | Korean Air | ||
| 27 Mar | Korean Air | ||
| 13 Mar | China Airlines | ||
| 05 Mar | China Airlines | ||
| 28 Mar | Korean Air |
Also check the deals for return flights from Ontario to Hanoi in March.
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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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