Cheapest one-way flights from Chiang Mai to Seoul in October from $136

AirHint found the following cheapest one-way flights from Chiang Mai (CNX) to Seoul (ICN) in October 2026 (see full year).

One-Way flights

06 Oct Thai AirAsia
17 Oct Thai AirAsia
07 Oct Thai AirAsia
14 Oct Eastar Jet direct
17 Oct Eastar Jet direct
15 Oct Thai AirAsia
21 Oct Eastar Jet direct
22 Oct Eastar Jet direct
15 Oct Jeju Air direct
18 Oct Eastar Jet direct

Also check the deals for return flights from Chiang Mai to Seoul in October.

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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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