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

Return flights

11 May - 14 May	AirAsia
15 May - 31 May	Thai AirAsia
13 May - 20 May	AirAsia
11 May - 15 May	AirAsia
10 May - 20 May	AirAsia
15 May - 19 May	Thai AirAsia
14 May - 21 May	Thai AirAsia
08 May - 13 May	Thai AirAsia
20 May - 27 May	Thai AirAsia
21 May - 04 Jun	Thai AirAsia
22 May - 05 Jun	Thai AirAsia
31 May - 07 Jun	Thai AirAsia
07 May - 12 May	Thai AirAsia
30 May - 06 Jun	Thai AirAsia

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 $269

Return flights