AirHint found the following cheapest return flights from Osaka (KIX) to Chiang Mai (CNX) in October 2025 (see full year).

Return flights

17 Oct - 24 Oct	China Eastern
20 Oct - 31 Oct	HK Express
15 Oct - 19 Oct	China Eastern
13 Oct - 17 Oct	Peach
11 Oct - 18 Oct	Hainan Airlines
12 Oct - 19 Oct	China Eastern
17 Oct - 22 Oct	HK Express
26 Oct - 29 Oct	HK Express
26 Oct - 03 Nov	HK Express
20 Oct - 24 Oct	HK Express
20 Oct - 23 Oct	HK Express
29 Oct - 02 Nov	HK Express
29 Oct - 10 Nov	China Southern
31 Oct - 09 Nov	Air China
31 Oct - 10 Nov	Air China
05 Oct - 14 Nov	VietJet Air
29 Oct - 17 Nov	AirAsia X
29 Oct - 19 Nov	AirAsia X
29 Oct - 14 Nov	AirAsia X
29 Oct - 16 Nov	AirAsia X

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 272€

Return flights