Cheapest return flights from Chiang Mai to Seoul in August from $208

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 August 2025 (see full year).

Return flights

29 Aug - 31 Aug Eastar Jet direct
27 Aug - 31 Aug Eastar Jet direct
26 Aug - 31 Aug Eastar Jet direct
28 Aug - 31 Aug Eastar Jet direct
29 Aug - 08 Sep Eastar Jet direct
29 Aug - 02 Sep Eastar Jet direct
27 Aug - 08 Sep Eastar Jet direct
27 Aug - 02 Sep Eastar Jet direct
26 Aug - 08 Sep Eastar Jet direct
26 Aug - 02 Sep Eastar Jet direct
28 Aug - 08 Sep Eastar Jet direct
28 Aug - 02 Sep Eastar Jet direct
26 Aug - 27 Aug Eastar Jet direct
29 Aug - 01 Sep Eastar Jet direct
27 Aug - 01 Sep Eastar Jet direct
25 Aug - 31 Aug Eastar Jet direct
25 Aug - 26 Aug Eastar Jet direct
25 Aug - 27 Aug Eastar Jet direct
19 Aug - 31 Aug Eastar Jet direct
19 Aug - 26 Aug Eastar Jet direct

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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