The Green line, between the railway station and Predjama, will be valid until April 30, 2024, during the period of increased tourist visits, in the following periods: 24.6. – 7.7. , 4.9. – 5.11., 22.12. – 7.1. and 16.3. – 30.4.

The Blue Line connects Postojna Cave and Predjama during the peak tourist season (July 8-September 3). Organized bus transport (shuttle bus) runs between 10 a.m. and 6 p.m., departures are every 20 minutes. The price of a return ticket is 1 EUR. 

The Red line connecting Predjama and Planina, which will be in place until August 31, 2023, runs on the route Planina – ŽP Postojna – Postojna jama – Predjama.