Cheapest return flights from Seoul to Chiang Mai in January from 331€

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

Return flights

21 Jan - 28 Jan China Eastern
22 Jan - 29 Jan T'way Air
29 Jan - 02 Feb Air Busan
30 Jan - 04 Feb Air Busan
27 Jan - 09 Feb Air China
26 Jan - 29 Jan Air Busan
24 Jan - 27 Jan T'way Air
18 Jan - 04 Feb Air China
31 Jan - 06 Feb Air China
26 Jan - 30 Jan Air China
20 Jan - 25 Jan Air China

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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