AirHint found the following cheapest return flights from Colombo (CMB) to Seoul (ICN) in April 2026 (see full year).

Return flights

12 Apr - 22 Apr	AirAsia
19 Apr - 22 Apr	AirAsia
20 Apr - 22 Apr	AirAsia
12 Apr - 20 Apr	AirAsia
12 Apr - 30 Apr	AirAsia
19 Apr - 30 Apr	AirAsia
26 Apr - 30 Apr	AirAsia
19 Apr - 05 May	AirAsia
19 Apr - 06 May	AirAsia
26 Apr - 05 May	AirAsia
26 Apr - 06 May	AirAsia
20 Apr - 30 Apr	AirAsia
21 Apr - 30 Apr	AirAsia
22 Apr - 30 Apr	AirAsia
20 Apr - 05 May	AirAsia
20 Apr - 06 May	AirAsia
21 Apr - 05 May	AirAsia
21 Apr - 06 May	AirAsia
22 Apr - 05 May	AirAsia
22 Apr - 06 May	AirAsia

Also check the deals for one-way flights from Colombo to Seoul in April.

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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Cheapest return flights from Colombo to Seoul in April from 445€

Return flights