Cheapest return flights from Seoul to Colombo in April from $484

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

Return flights

20 Apr - 28 Apr Thai AirAsia X
20 Apr - 10 May Thai AirAsia X
26 Apr - 28 Apr Thai AirAsia X
20 Apr - 05 May Thai AirAsia X
26 Apr - 10 May Thai AirAsia X
26 Apr - 05 May Thai AirAsia X
29 Apr - 10 May Thai AirAsia X
29 Apr - 05 May Thai AirAsia X
14 Apr - 28 Apr AirAsia X
30 Apr - 10 May Thai AirAsia X
26 Apr - 15 May Thai AirAsia X
30 Apr - 05 May Thai AirAsia X
20 Apr - 06 May Thai AirAsia X
03 Apr - 17 Apr Air China
14 Apr - 17 Apr AirAsia X
11 Apr - 28 Apr Thai AirAsia X
13 Apr - 28 Apr Thai AirAsia X
03 Apr - 14 Apr Thai AirAsia X
11 Apr - 14 Apr Thai AirAsia X
13 Apr - 14 Apr Thai AirAsia X

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

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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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