AirHint found the following cheapest return flights from Osaka (KIX) to Chiang Mai (CNX) in March 2026 (see full year).

Return flights

17 Mar - 12 Apr	AirAsia X
17 Mar - 11 Apr	AirAsia X
08 Mar - 10 Mar	Air China
02 Mar - 10 Mar	Air China
04 Mar - 10 Mar	Air China
04 Mar - 09 Mar	Air China
05 Mar - 12 Mar	Air China
09 Mar - 12 Mar	Air China
09 Mar - 17 Mar	Air China
06 Mar - 12 Mar	Air China
02 Mar - 09 Mar	Air China
06 Mar - 09 Mar	Air China
18 Mar - 13 Apr	AirAsia X
26 Mar - 30 Apr	Thai AirAsia X
31 Mar - 06 Apr	Thai AirAsia X
30 Mar - 09 Apr	Air China
31 Mar - 09 Apr	Air China
25 Mar - 29 Apr	VietJet Air
26 Mar - 29 Apr	Peach
27 Mar - 29 Apr	VietJet Air

Also check the deals for one-way flights from Osaka 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 return flights from Osaka to Chiang Mai in March from 141€

Return flights