AirHint found the following cheapest one-way flights from Bangkok (DMK) to Chiang Mai (CNX) in March 2026 (see full year).

One-Way flights

04 Mar	Thai Lion Air	direct
03 Mar	Thai Lion Air	direct
16 Mar	Thai Lion Air	direct
01 Mar	Thai Lion Air	direct
09 Mar	Thai Lion Air	direct
22 Mar	Thai Lion Air	direct
23 Mar	Thai Lion Air	direct
08 Mar	Thai Lion Air	direct
26 Mar	Thai Lion Air	direct
07 Mar	Thai Lion Air	direct

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

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 Bangkok to Chiang Mai in March from 22€

One-Way flights