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

Return flights

17 May - 22 May	AirAsia
13 May - 16 May	Thai AirAsia
13 May - 17 May	Thai AirAsia
07 May - 14 May	Thai AirAsia
18 May - 23 May	Thai AirAsia
12 May - 15 May	Thai AirAsia
01 May - 15 May	Thai VietJet Air	direct
29 May - 06 Jun	Air China
29 May - 03 Jun	Air China
29 May - 01 Jun	Air China
30 May - 03 Jun	Air China
31 May - 05 Jun	Thai AirAsia
01 May - 05 May	Thai VietJet Air

Also check the deals for one-way flights from Chiang Mai to Osaka in May.

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 Chiang Mai to Osaka in May from 221€

Return flights