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

Return flights

19 Oct - 26 Oct	HK Express
14 Oct - 19 Oct	HK Express
27 Oct - 30 Oct	Thai VietJet Air
23 Oct - 27 Oct	China Southern
06 Oct - 17 Oct	Thai AirAsia
24 Oct - 26 Oct	China Southern
31 Oct - 07 Nov	China Southern
29 Oct - 07 Nov	China Southern
13 Oct - 19 Oct	HK Express
18 Oct - 25 Oct	HK Express
12 Oct - 19 Oct	HK Express
12 Oct - 20 Oct	Thai AirAsia
30 Oct - 08 Nov	HK Express
27 Oct - 03 Nov	China Southern
27 Oct - 05 Nov	Air China
31 Oct - 05 Nov	Air China
30 Oct - 05 Nov	Air China
26 Oct - 03 Nov	China Southern
30 Oct - 12 Nov	Thai AirAsia
26 Oct - 12 Nov	Jin Air

Also check the deals for one-way flights from Chiang Mai to Osaka 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 Chiang Mai to Osaka in October from 288€

Return flights