AirHint found the following cheapest return flights from Rome (FCO) to Ljubljana (LJU) in May 2026 (see full year).
Return flights
| 22 May - 24 May | Air Serbia | ||
| 22 May - 25 May | Air Serbia | ||
| 29 May - 02 Jun | SWISS | ||
| 14 May - 16 May | Lufthansa | ||
| 30 May - 02 Jun | SWISS | ||
| 01 May - 04 May | Air Serbia | ||
| 31 May - 04 Jun | SWISS |
Also check the deals for one-way flights from Rome to Ljubljana in May.
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