Postojna Cave – Slovenia’s Underground Wonder
Postojna Cave, one of Slovenia’s most famous natural attractions, is a spectacular karst cave system stretching over 24,000 meters. Visitors can explore its vast chambers, stunning stalactites and stalagmites, and underground halls. The cave is also home to the unique olm, or “human fish,” an endemic aquatic species found only in this region.


A guided train tour and walking paths make it easy for visitors of all ages to experience the cave’s natural beauty safely and comfortably.
The surrounding area offers additional attractions, including Predjama Castle, just a short drive away.
Airport transfers from Ljubljana Airport to Postojna Cave start at €110, providing a comfortable, safe, and hassle-free ride directly to this incredible underground destination
Transfers from Ljubljana city center to Postojna Cave start at €80, offering a convenient and reliable option for visitors traveling from the city
*If your flight is cancelled and you notify us at least 24 hours prior to the scheduled transfer, you can cancel the booking.