Cheapest return flights from Chiang Mai to Seoul in May from $293

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

AirHint found the following cheapest return flights from Chiang Mai (CNX) to Seoul (ICN) in May 2025 (see full year).

Return flights

13 May - 17 May Thai AirAsia
14 May - 17 May Thai AirAsia
26 May - 28 May Thai AirAsia
13 May - 19 May Thai AirAsia
13 May - 28 May Thai AirAsia
21 May - 28 May Thai AirAsia
14 May - 19 May Thai AirAsia
14 May - 28 May Thai AirAsia
26 May - 29 May Thai AirAsia
13 May - 29 May Thai AirAsia
26 May - 11 Jun Thai AirAsia
26 May - 16 Jun Thai AirAsia
26 May - 10 Jun Thai AirAsia
21 May - 11 Jun Thai AirAsia
21 May - 10 Jun Thai AirAsia
23 May - 10 Jun Thai AirAsia
25 May - 11 Jun Thai AirAsia
25 May - 10 Jun Thai AirAsia
23 May - 11 Jun Thai AirAsia
26 May - 13 Jun Thai AirAsia

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

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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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