Cheapest return flights from Colombo to Seoul in December from 659€

Best time to book flights for Colombo (CMB) to Seoul (ICN) flights at AirHint

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

Return flights

02 Dec - 17 Dec Thai AirAsia
09 Dec - 17 Dec Thai AirAsia
02 Dec - 05 Dec Thai AirAsia
02 Dec - 10 Dec Thai AirAsia
29 Dec - 11 Jan Thai AirAsia
29 Dec - 10 Jan Thai AirAsia
30 Dec - 11 Jan Thai AirAsia
30 Dec - 10 Jan Thai AirAsia
17 Dec - 30 Dec Thai AirAsia
17 Dec - 22 Dec Thai AirAsia
17 Dec - 20 Dec Thai AirAsia
17 Dec - 24 Dec Thai AirAsia
16 Dec - 30 Dec Thai AirAsia
16 Dec - 22 Dec Thai AirAsia
28 Dec - 11 Jan AirAsia
28 Dec - 10 Jan AirAsia

Also check the deals for one-way flights from Colombo 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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