AirHint found the following cheapest return flights from Busan (PUS) to Chiang Mai (CNX) in January 2026 (see full year).

Return flights

11 Jan - 16 Jan	HK Express
18 Jan - 23 Jan	HK Express
25 Jan - 02 Feb	HK Express
10 Jan - 14 Jan	HK Express
17 Jan - 21 Jan	HK Express
14 Jan - 20 Jan	HK Express
25 Jan - 30 Jan	HK Express
15 Jan - 20 Jan	HK Express
03 Jan - 13 Jan	China Airlines
05 Jan - 09 Jan	China Airlines
06 Jan - 20 Jan	China Airlines
05 Jan - 06 Feb	China Airlines
08 Jan - 05 Feb	HK Express
12 Jan - 13 Feb	HK Express
05 Jan - 11 Feb	China Airlines

Also check the deals for one-way flights from Busan to Chiang Mai in January.

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 Busan to Chiang Mai in January from 314€

Return flights