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

Return flights

02 Oct - 05 Oct	Thai AirAsia X
20 Oct - 27 Oct	Thai AirAsia X
21 Oct - 28 Oct	Thai AirAsia X
31 Oct - 04 Nov	Thai AirAsia X
30 Oct - 02 Nov	Thai AirAsia X
30 Oct - 03 Nov	Thai AirAsia X
24 Oct - 26 Oct	VietJet Air
10 Oct - 14 Oct	Thai AirAsia X
11 Oct - 14 Oct	Malaysia Airlines
23 Oct - 26 Oct	Malaysia Airlines
22 Oct - 26 Oct	Thai AirAsia X
31 Oct - 03 Nov	Air China
10 Oct - 25 Nov	VietJet Air

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

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 October from $311

Return flights