Cheap flights from Seoul to Chiang Mai

Direct flight: 3,380 km, ~3h 59m from Seoul (ICN) to Chiang Mai (CNX).

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Live fares · ICN → CNX

Frequently asked questions

  • How long is the flight from Seoul to Chiang Mai?

    Direct flights from ICN to CNX cover approximately 3,380 km (2,100 miles), with an estimated flight time of 3h 59m. Operating airlines: 7C, BX, KE, LJ, ZE.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: ICN → CNX Cheapest month to fly to Chiang Mai All flights from Seoul All flights to Chiang Mai Flights to Thailand Visa-free with Republic of Korea passport 7C routes BX routes KE routes