Cheapest return flights from Seoul to Chiang Mai in August from $192

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 August 2025 (see full year).

Return flights

27 Aug - 05 Sep Jin Air direct
27 Aug - 03 Sep Jin Air direct
27 Aug - 04 Sep Jin Air direct
24 Aug - 05 Sep Jin Air direct
24 Aug - 03 Sep Jin Air direct
24 Aug - 04 Sep Jin Air direct
21 Aug - 05 Sep Jin Air direct
21 Aug - 03 Sep Jin Air direct
21 Aug - 04 Sep Jin Air direct
18 Aug - 05 Sep Jin Air direct
27 Aug - 28 Aug Jin Air direct
27 Aug - 29 Aug Jin Air direct
24 Aug - 28 Aug Jin Air direct
24 Aug - 26 Aug Jin Air direct
24 Aug - 29 Aug Jin Air direct
21 Aug - 28 Aug Jin Air direct
21 Aug - 26 Aug Jin Air direct
21 Aug - 29 Aug Jin Air direct
18 Aug - 28 Aug Jin Air direct
18 Aug - 26 Aug Jin Air direct

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

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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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