Cheapest one-way flights from Chiang Mai to Seoul in September from $87

Best time to book flights for Chiang Mai (CNX) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest one-way flights from Chiang Mai (CNX) to Seoul (ICN) in September 2025 (see full year).

One-Way flights

11 Sep Eastar Jet direct
07 Sep Eastar Jet direct
17 Sep Eastar Jet direct
10 Sep Eastar Jet direct
24 Sep Eastar Jet direct
03 Sep Thai AirAsia
09 Sep Thai AirAsia
15 Sep Thai AirAsia
16 Sep Thai AirAsia
02 Sep Thai AirAsia

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

Skyscanner

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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