AirHint found the following cheapest return flights from Chiang Mai (CNX) to Hanoi (HAN) in May 2026 (see full year).
Return flights
| 06 May - 20 May | Thai AirAsia | direct | |
| 25 May - 03 Jun | Thai AirAsia | direct | |
| 28 May - 04 Jun | Thai VietJet Air | ||
| 05 May - 19 May | Thai AirAsia | ||
| 26 May - 04 Jun | Thai VietJet Air | ||
| 25 May - 04 Jun | Thai AirAsia |
Also check the deals for one-way flights from Chiang Mai to Hanoi in May.
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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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