Car rental in Slovenia (SI) Most popular rental airports Ljubljana - Airport (LJU) Maribor - Airport (MBX) Portoroz - Airport (POW) All cities rentals in Slovenia Koper Ljubljana Maribor Podhom Companies Car size groups Underage rentals Car rental companies in Slovenia Car rental groups in Slovenia ECONOMY STANDARD FULL SIZE LUXURY VAN SUV 7 SEATER 9 SEATER Under age rentals in Slovenia UNDER 21 UNDER 25