AirHint found the following cheapest one-way flights from Chiang Mai (CNX) to Osaka (KIX) in December 2025 (see full year).

One-Way flights

05 Dec	HK Express
10 Dec	HK Express
15 Dec	HK Express
04 Dec	HK Express
02 Dec	HK Express
14 Dec	Thai AirAsia
17 Dec	Thai AirAsia
23 Dec	Thai AirAsia
15 Dec	Thai VietJet Air	direct
07 Dec	Thai AirAsia

Also check the deals for return flights from Chiang Mai to Osaka in December.

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 Osaka in December from 139€

One-Way flights