Cheapest return flights from Seoul to Chiang Mai in July from $181

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

Return flights

04 Jul - 11 Jul AirAsia X
04 Jul - 10 Jul Thai AirAsia X
06 Jul - 14 Jul Thai AirAsia X
14 Jul - 17 Jul Thai AirAsia X
19 Jul - 23 Jul Thai AirAsia X
05 Jul - 10 Jul Thai AirAsia X
13 Jul - 24 Aug Thai AirAsia X
10 Jul - 19 Jul Thai VietJet Air
01 Jul - 15 Jul Jeju Air direct
04 Jul - 11 Jul Jeju Air direct
03 Jul - 06 Jul Thai AirAsia X
31 Jul - 05 Aug Thai AirAsia X
12 Jul - 08 Aug Thai AirAsia X
29 Jul - 05 Aug Thai AirAsia X
20 Jul - 11 Aug Malaysia Airlines
28 Jul - 06 Aug Malaysia Airlines
23 Jul - 20 Aug Malaysia Airlines
20 Jul - 27 Aug Jeju Air direct
19 Jul - 27 Aug Jeju Air direct
30 Jul - 02 Aug Malaysia Airlines

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

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