Cheapest return flights from Seoul to Chiang Mai in June from $290

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

Return flights

18 Jun - 23 Jun AirAsia X
18 Jun - 19 Jun AirAsia X
18 Jun - 27 Jun AirAsia X
18 Jun - 26 Jun AirAsia X
18 Jun - 20 Jun AirAsia X
15 Jun - 23 Jun AirAsia X
15 Jun - 17 Jun AirAsia X
15 Jun - 19 Jun AirAsia X
15 Jun - 16 Jun AirAsia X
15 Jun - 27 Jun AirAsia X

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

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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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