Cheapest return flights from Chiang Mai to Seoul in October from 485€

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 October 2025 (see full year).

Return flights

01 Oct - 12 Oct Thai VietJet Air
03 Oct - 09 Oct Asiana Airlines direct
18 Oct - 30 Oct Thai AirAsia
28 Oct - 30 Oct Thai AirAsia
30 Oct - 11 Nov Thai AirAsia
30 Oct - 12 Nov Thai AirAsia
30 Oct - 13 Nov Thai AirAsia
28 Oct - 11 Nov Thai AirAsia
28 Oct - 12 Nov Thai AirAsia
28 Oct - 13 Nov Thai AirAsia
01 Oct - 12 Oct Asiana Airlines direct
19 Oct - 30 Oct Thai AirAsia
18 Oct - 31 Oct Thai AirAsia
25 Oct - 30 Oct Thai AirAsia
30 Oct - 31 Oct Thai AirAsia
28 Oct - 31 Oct Thai AirAsia
25 Oct - 11 Nov Thai AirAsia
25 Oct - 12 Nov Thai AirAsia
25 Oct - 13 Nov Thai AirAsia
31 Oct - 11 Nov Thai AirAsia

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

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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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