AirHint found the following cheapest one-way flights from Seoul (ICN) to Colombo (CMB) in September 2026 (see full year).
One-Way flights
| 30 Sep | AirAsia X | ||
| 13 Sep | AirAsia X | ||
| 14 Sep | Scoot | ||
| 01 Sep | Air India | ||
| 14 Sep | SriLankan Airlines | direct | |
| 23 Sep | Korean Air | direct |
Also check the deals for return flights from Seoul to Colombo in September.
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