Cheapest one-way flights from Seoul to Chiang Mai in April from $83

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

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

One-Way flights

21 Apr AirAsia X
28 Apr AirAsia X
26 Apr Jeju Air direct
27 Apr Eastar Jet
27 Apr Jeju Air direct
30 Apr China Eastern
21 Apr Asiana Airlines direct
30 Apr Jeju Air direct
28 Apr Asiana Airlines direct
29 Apr Asiana Airlines direct

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

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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