Cheapest return flights from Chiang Rai to Seoul in December from 327€

AirHint found the following cheapest return flights from Chiang Rai (CEI) to Seoul (ICN) in December 2025 (see full year).

Return flights

13 Dec - 16 Dec Thai AirAsia
13 Dec - 20 Dec Thai AirAsia
12 Dec - 16 Dec Thai AirAsia
12 Dec - 20 Dec Thai AirAsia
09 Dec - 16 Dec Thai AirAsia
09 Dec - 20 Dec Thai AirAsia
27 Dec - 05 Jan Thai AirAsia
27 Dec - 06 Jan Thai AirAsia
27 Dec - 07 Jan Thai AirAsia

Also check the deals for one-way flights from Chiang Rai to Seoul in December.

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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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