Cheapest return flights from Chiang Mai to Seoul in December from 224€

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

Return flights

17 Dec - 22 Dec Eastar Jet direct
10 Dec - 22 Dec Eastar Jet direct
08 Dec - 12 Dec Spring Airlines
17 Dec - 21 Dec Eastar Jet direct
10 Dec - 21 Dec Eastar Jet direct
13 Dec - 22 Dec Eastar Jet direct
14 Dec - 22 Dec Eastar Jet direct
17 Dec - 29 Dec Eastar Jet direct
17 Dec - 28 Dec Eastar Jet direct
10 Dec - 29 Dec Eastar Jet direct
18 Dec - 21 Jan T'way Air
19 Dec - 10 Jan Spring Airlines
24 Dec - 04 Jan T'way Air
25 Dec - 04 Jan T'way Air
17 Dec - 01 Jan Eastar Jet direct
17 Dec - 05 Jan Eastar Jet direct
27 Dec - 10 Jan Air China
19 Dec - 03 Jan China Eastern
23 Dec - 01 Jan Eastar Jet direct
23 Dec - 09 Jan Eastar Jet direct

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

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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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