AirHint found the following cheapest one-way flights from Colombo (CMB) to Seoul (ICN) in April 2026 (see full year).
One-Way flights
| 17 Apr | AirAsia | ||
| 12 Apr | AirAsia | ||
| 09 Apr | AirAsia | ||
| 07 Apr | AirAsia | ||
| 07 Apr | SriLankan Airlines | direct | |
| 12 Apr | SriLankan Airlines | direct |
Also check the deals for return flights from Colombo to Seoul in April.
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