Cheapest one-way flights from Chiang Mai to Seoul in April from $131

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

One-Way flights

22 Apr Thai AirAsia
23 Apr Eastar Jet direct
09 Apr Eastar Jet direct
08 Apr Eastar Jet direct
05 Apr Eastar Jet direct
19 Apr Eastar Jet direct
16 Apr Thai AirAsia
02 Apr Thai VietJet Air
18 Apr Thai AirAsia
07 Apr Thai AirAsia

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

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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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