Cheapest one-way flights from Bangkok to Chiang Mai in September from $28

Best time to book flights for Bangkok (DMK) to Chiang Mai (CNX) flights at AirHint

AirHint found the following cheapest one-way flights from Bangkok (DMK) to Chiang Mai (CNX) in September 2025 (see full year).

One-Way flights

21 Sep Thai Lion Air direct
22 Sep Thai Lion Air direct
07 Sep Thai Lion Air direct
18 Sep Thai Lion Air direct
27 Sep Thai Lion Air direct
19 Sep Thai Lion Air direct
26 Sep Thai AirAsia direct
12 Sep Nok Air direct
08 Sep Thai Lion Air direct
04 Sep Nok Air direct

Also check the deals for return flights from Bangkok to Chiang Mai in September.

Skyscanner

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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