Cheapest return flights from Seoul to Chiang Mai in March from $350

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

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

Return flights

07 Mar - 11 Mar Scoot Tigerair
14 Mar - 17 Mar China Airlines
17 Mar - 21 Mar China Airlines
20 Mar - 27 Mar China Airlines
07 Mar - 17 Mar AirAsia X
07 Mar - 21 Mar AirAsia X
07 Mar - 27 Mar AirAsia X
14 Mar - 21 Mar AirAsia X
14 Mar - 27 Mar AirAsia X
14 Mar - 01 Apr AirAsia X
07 Mar - 10 Mar AirAsia X
16 Mar - 01 Apr AirAsia X
16 Mar - 05 Apr AirAsia X
15 Mar - 15 Apr Malaysia Airlines
17 Mar - 01 Apr Thai AirAsia X
20 Mar - 01 Apr Thai AirAsia X
20 Mar - 07 Apr Thai AirAsia X
29 Mar - 07 Apr Thai AirAsia X
29 Mar - 13 Apr Thai AirAsia X
17 Mar - 05 Apr Thai AirAsia X

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