AirHint found the following cheapest return flights from Seoul (ICN) to Ljubljana (LJU) in May 2026 (see full year).
Return flights
| 28 May - 03 Jun | Emirates | ||
| 13 May - 20 May | Lufthansa | ||
| 30 May - 06 Jun | Lufthansa | ||
| 16 May - 23 May | Lufthansa | ||
| 01 May - 09 May | Finnair | ||
| 02 May - 16 May | SWISS | ||
| 03 May - 08 May | LOT |
Also check the deals for one-way flights from Seoul to Ljubljana in May.
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