AirHint found the following cheapest return flights from Ontario (ONT) to Hanoi (HAN) in November 2025 (see full year).

Return flights

16 Nov - 23 Nov	China Airlines
04 Nov - 16 Nov	China Airlines
03 Nov - 09 Nov	China Airlines
09 Nov - 04 Dec	China Airlines
03 Nov - 16 Nov	China Airlines
01 Nov - 07 Dec	China Airlines
23 Nov - 09 Dec	China Airlines
11 Nov - 25 Nov	China Airlines
08 Nov - 23 Nov	China Airlines
08 Nov - 22 Nov	China Airlines
09 Nov - 23 Nov	China Airlines
06 Nov - 23 Nov	China Airlines
06 Nov - 17 Nov	China Airlines

Also check the deals for one-way flights from Ontario to Hanoi in November.

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 Hanoi in November from $791

Return flights