Cheapest return flights from Chiang Mai to Seoul in March from $247

AirHint found the following cheapest return flights from Chiang Mai (CNX) to Seoul (ICN) in March 2026 (see full year).

Return flights

21 Mar - 28 Mar Thai AirAsia
17 Mar - 24 Mar Thai AirAsia
26 Mar - 30 Mar Thai AirAsia
25 Mar - 01 Apr Thai AirAsia
27 Mar - 31 Mar Thai AirAsia
05 Mar - 06 Mar Eastar Jet direct
10 Mar - 14 Mar Thai AirAsia
04 Mar - 14 Mar Thai AirAsia
05 Mar - 08 Mar Thai AirAsia
24 Mar - 27 Mar Thai AirAsia
21 Mar - 27 Mar Thai AirAsia
27 Mar - 03 Apr Thai AirAsia
28 Mar - 01 Apr Thai AirAsia
29 Mar - 05 Apr Thai AirAsia
31 Mar - 30 Apr Thai AirAsia

Also check the deals for one-way flights from Chiang Mai to Seoul in March.

Powered by

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Feel free to contact us with any feedback or request another flight research.