Cheapest return flights from Seoul to Chiang Mai in June from $140

Best time to book flights for Seoul (ICN) to Chiang Mai (CNX) flights at AirHint

AirHint found the following cheapest return flights from Seoul (ICN) to Chiang Mai (CNX) in June 2025 (see full year).

Return flights

18 Jun - 02 Jul Jeju Air direct
18 Jun - 03 Jul Jeju Air direct
22 Jun - 18 Jul Jeju Air direct
22 Jun - 03 Jul Jeju Air direct
22 Jun - 02 Jul Jeju Air direct
18 Jun - 18 Jul Jeju Air direct
18 Jun - 26 Jun Jeju Air direct
18 Jun - 28 Jun Jeju Air direct
22 Jun - 28 Jun Jeju Air direct
18 Jun - 25 Jun Jeju Air direct
22 Jun - 25 Jun Jeju Air direct
22 Jun - 26 Jun Jeju Air direct
08 Jun - 03 Jul Jeju Air direct
18 Jun - 23 Jul Jeju Air direct
08 Jun - 11 Jun Jeju Air direct
08 Jun - 25 Jun Jeju Air direct
19 Jun - 28 Jun Jeju Air direct
19 Jun - 26 Jun Jeju Air direct
25 Jun - 17 Jul Jeju Air direct
01 Jun - 10 Jul Jeju Air direct

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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