Cheapest return ICN–CNX flights, July

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

Return flights

09 Jul - 15 Jul Jeju Air direct
09 Jul - 16 Jul Jeju Air direct
16 Jul - 23 Jul Jeju Air direct
09 Jul - 23 Jul Jeju Air direct
15 Jul - 23 Jul Jeju Air direct
09 Jul - 12 Jul Jeju Air direct
18 Jul - 23 Jul Jeju Air direct
19 Jul - 23 Jul Jeju Air direct
02 Jul - 23 Jul Jeju Air direct
15 Jul - 22 Jul Jeju Air direct
09 Jul - 26 Aug Jeju Air
15 Jul - 01 Aug Eastar Jet direct
20 Jul - 27 Aug Jeju Air direct
30 Jul - 03 Aug T'way Air
20 Jul - 19 Aug Jeju Air
20 Jul - 17 Aug Jeju Air
20 Jul - 19 Aug Jeju Air direct
20 Jul - 20 Aug Jeju Air
22 Jul - 01 Aug Jeju Air direct
15 Jul - 03 Aug Eastar Jet

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

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