Cheapest one-way flights from Seoul to Chiang Mai in April from $142

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

26 Apr AirAsia X
23 Apr Thai AirAsia X
24 Apr Thai AirAsia X
04 Apr VietJet Air
19 Apr China Southern
16 Apr China Southern
12 Apr China Southern
10 Apr China Southern
01 Apr HK Express
06 Apr Thai AirAsia X

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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