Cheapest return flights from Chiang Mai to Seoul in August from 177€

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

Return flights

26 Aug - 06 Sep Jin Air direct
26 Aug - 03 Sep Jin Air direct
26 Aug - 13 Sep Jin Air direct
25 Aug - 06 Sep Jin Air direct
25 Aug - 03 Sep Jin Air direct
25 Aug - 13 Sep Jin Air direct
26 Aug - 30 Aug Jin Air direct
26 Aug - 31 Aug Jin Air direct
26 Aug - 27 Aug Jin Air direct
27 Aug - 06 Sep Eastar Jet direct
27 Aug - 03 Sep Eastar Jet direct
27 Aug - 13 Sep Eastar Jet direct
26 Aug - 15 Sep Jin Air direct
25 Aug - 30 Aug Jin Air direct
25 Aug - 26 Aug Jin Air direct
25 Aug - 31 Aug Jin Air direct
25 Aug - 27 Aug Jin Air direct
27 Aug - 30 Aug Eastar Jet direct
27 Aug - 31 Aug Eastar Jet direct
20 Aug - 25 Aug HK Express

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