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

Return flights

17 Apr - 23 Apr	Thai Lion Air
16 Apr - 22 Apr	HK Express
24 Apr - 10 May	Thai VietJet Air
09 Apr - 15 Apr	HK Express
30 Apr - 06 May	Thai AirAsia
30 Apr - 09 May	Thai AirAsia
21 Apr - 28 Apr	Thai AirAsia
19 Apr - 23 Apr	Thai AirAsia
10 Apr - 16 Apr	AirAsia
13 Apr - 16 Apr	Thai AirAsia
13 Apr - 17 Apr	Thai AirAsia
22 Apr - 26 Apr	Thai AirAsia
20 Apr - 25 Apr	Thai AirAsia
28 Apr - 04 May	Thai VietJet Air
29 Apr - 04 May	Thai VietJet Air
29 Apr - 03 May	Thai VietJet Air
30 Apr - 02 May	AirAsia
10 Apr - 01 May	AirAsia

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

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 April from $318

Return flights