AirHint found the following cheapest return flights from Seoul (ICN) to Ljubljana (LJU) in May 2026 (see full year).
Return flights
| 13 May - 20 May | Lufthansa | ||
| 13 May - 23 Jun | Lufthansa | ||
| 12 May - 19 May | Lufthansa | ||
| 02 May - 08 May | Lufthansa | ||
| 01 May - 08 May | Lufthansa | ||
| 01 May - 09 May | Finnair |
Also check the deals for one-way flights from Seoul to Ljubljana in May.
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