Cheapest return flights from Seoul to Chiang Mai in January from $299

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

Return flights

27 Jan - 06 Feb AirAsia X
27 Jan - 10 Feb AirAsia X
27 Jan - 09 Feb AirAsia X
27 Jan - 02 Feb AirAsia X
27 Jan - 03 Feb AirAsia X
27 Jan - 29 Jan AirAsia X
27 Jan - 11 Feb AirAsia X
27 Jan - 31 Jan AirAsia X
27 Jan - 30 Jan AirAsia X
13 Jan - 30 Jan Thai AirAsia X
29 Jan - 06 Feb Thai AirAsia X
29 Jan - 10 Feb Thai AirAsia X
28 Jan - 06 Feb Thai AirAsia X
28 Jan - 10 Feb Thai AirAsia X
22 Jan - 27 Jan Philippines AirAsia Inc.
12 Jan - 31 Jan Vietnam Airlines
15 Jan - 21 Jan Philippines AirAsia Inc.
20 Jan - 27 Jan VietJet Air
27 Jan - 28 Jan AirAsia X
22 Jan - 31 Jan Philippines AirAsia Inc.

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

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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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