Cheapest return flights from Chiang Mai to Seoul in July from $373

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

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

Return flights

06 Jul - 08 Jul AirAsia
15 Jul - 17 Jul AirAsia
15 Jul - 24 Jul AirAsia
03 Jul - 08 Jul AirAsia
06 Jul - 24 Jul AirAsia
06 Jul - 17 Jul AirAsia
06 Jul - 15 Jul AirAsia
15 Jul - 29 Jul AirAsia
15 Jul - 04 Aug AirAsia
13 Jul - 17 Jul AirAsia
13 Jul - 15 Jul AirAsia
23 Jul - 12 Aug Thai AirAsia
17 Jul - 07 Aug AirAsia
27 Jul - 12 Aug AirAsia
15 Jul - 02 Aug AirAsia
31 Jul - 12 Aug Thai AirAsia
30 Jul - 12 Aug Thai AirAsia
15 Jul - 01 Aug AirAsia
29 Jul - 12 Aug Thai AirAsia
26 Jul - 12 Aug Thai AirAsia

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

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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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