AirHint found the following cheapest one-way flights from Chiang Mai (CNX) to Seoul (ICN) in March 2026 (see full year).
One-Way flights
| 13 Mar | Thai AirAsia | ||
| 10 Mar | Thai AirAsia | ||
| 06 Mar | Thai AirAsia | ||
| 11 Mar | Thai AirAsia | ||
| 25 Mar | Thai AirAsia | ||
| 17 Mar | Thai AirAsia | ||
| 23 Mar | Thai AirAsia | ||
| 19 Mar | Thai AirAsia | ||
| 04 Mar | Thai AirAsia | ||
| 26 Mar | Thai AirAsia |
Also check the deals for return flights from Chiang Mai to Seoul in March.
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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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