AirHint found the following cheapest one-way flights from Chiang Mai (CNX) to Hanoi (HAN) in October 2025 (see full year).

One-Way flights

29 Oct	Thai AirAsia	direct
31 Oct	Thai AirAsia	direct
28 Oct	Thai AirAsia	direct
22 Oct	Thai AirAsia	direct
01 Oct	Thai Lion Air
16 Oct	Thai AirAsia
27 Oct	Thai AirAsia	direct
19 Oct	Thai AirAsia	direct
20 Oct	Thai AirAsia	direct
17 Oct	Thai AirAsia	direct

Also check the deals for return flights from Chiang Mai to Hanoi in October.

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 one-way flights from Chiang Mai to Hanoi in October from 66€

One-Way flights