Cheapest return ICN–CNX flights, March

AirHint found the following cheapest return flights from Seoul (ICN) to Chiang Mai (CNX) in March 2027 (see full year).

Return flights

04 Mar - 07 Mar Thai AirAsia
06 Mar - 10 Mar Thai AirAsia
06 Mar - 11 Mar HK Express
06 Mar - 19 Mar HK Express
06 Mar - 07 Mar HK Express
06 Mar - 12 Mar HK Express
06 Mar - 08 Mar HK Express
06 Mar - 21 Mar HK Express
19 Mar - 19 Mar HK Express
04 Mar - 19 Mar HK Express

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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