The average bus between Postojna and Idrija takes 4h 3m and the fastest bus takes 1h 44m. The bus service runs several times per day from Postojna to Idrija. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run 3 times a day between Postojna and Idrija. The earliest departure is at 7:24 AM in the morning, and the last departure from Postojna is at 8:05 PM which arrives into Idrija at 7:29 AM. All services require a transfer, and take on average 4h 3m. The schedules shown below are for the next available departures.

2h 5m • 1 change

2h 50m • 1 change

1h 44m • 1 change
Arrives next day

11h 24m • 1 change

2h 5m • 1 change

2h 50m • 1 change

1h 44m • 1 change
Arrives next day

9h 34m • 1 change
Want to know about travelling from Postojna to Idrija? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Postojna to Idrija. However, there are services departing from Postojna station and arriving at Idrija station via Vrhnika. The journey, including transfers, takes approximately 4h 3m.
Postojna to Idrija bus services, operated by Arriva Slovenia, depart from Postojna station.
Postojna to Idrija bus services, operated by Arriva Slovenia, arrive at Idrija Uta station.
The distance between Postojna and Idrija is 29.1 km. The road distance is 69 km.
You can take a bus from Postojna to Idrija Uta via Vrhnika in around 2h 27m.