Postojna Cave and Predjama Castle Day Trip from Trieste
Recommended by 95% of travelers
Trieste, Italy
- 5 hours (approx.)
- Group discounts
- Mobile ticket
- Offered in: English
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Overview
When you’re staying in Trieste, don’t miss out on a visit to the Postojna Cave and Predjama Castle, two of Slovenia's top attractions. This convenient group day trip from Trieste makes it easy for you to visit both highlights in a day with comfortable transport, a driver-guide, and plenty of time at each site.
- Secure your place online for a popular Postojna Cave day trip
- Skip the hassle of public buses and enjoy comfortable transport
- Get the background info on the Predjama Castle from a driver-guide
- Visit two of Slovenia’s most iconic landmarks in one day
What's Included
- Pickup and drop-off
- Driver/guide
- Transportation
- Insurance
- Food and drinks
- Gratuities
Meeting and Pickup
Meeting points
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End point
This activity ends back at the meeting point.Operating hours
- 07/01/2018 - 06/24/2027
Monday - Sunday : 8:00 AM - 7:00 PM
Itinerary
Trieste (Pass By)
1
Postojna Cave
2 hours • Admission Ticket Included
2
Predjama Castle
2 hours • Admission Ticket Included
Additional Info
- Confirmation will be received at time of booking
- Wheelchair accessible
- Stroller accessible
- Service animals allowed
- Near public transportation
- Infants must sit on laps
- Infant seats available
- Transportation is wheelchair accessible
- Most travelers can participate
- Hotel Guests must advise supplier as soon as possible: hotel details
- Cruise Passengers must advise supplier as soon as possible: ship name, arrival time and departure time,
- The temperature inside the cave is constant throughout the year (10 °C), so warm clothing and sports footwear are recommended
- This tour/activity will have a maximum of 45 travelers
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Cancellation Policy
You can cancel up to 24 hours in advance of the experience for a full refund.
Traveler Photos





Reviews
4.7
based on 22 reviews
John_O, Jun 2026
This is a great tour… The cave is stunning and very beautiful. The cave tour lasts approximately 90 minutes which includes the 20 minute train ride in and out. Once inside you will walk approximately 1.5 Km and many sections of the path are very steep (uphill and downhill slopes). The walking part of the tour is guided with audio in several languages. Unfortunately , we found the audio difficult to hear at times. Make sure you bring a coat. The cave temperature remains at 10C (50F) throughout the year.
The castle was very interesting and guests are provided with a self-guided audio tour available in many different languages. The information in the audio guide was excellent. Visiting the castle involves climbing many many stairs. Some of the stairways are very steep and the steps can be uneven in a few places.
Contrary to the description, this is NOT a wheelchair accessible tour.
Erika_V, May 2026
Stunning views from the castle and postman’s cave is beautiful! However, my husband and I were traveling with my elderly parents and this tour requires a lot of walking on inclines, declines and uneven terrain and poor lighting in the cave. Our fitness watch clocked 7,000 steps total. Several people outside of our group struggled to complete the amount of walking required. This outing should be advertised as vigorous, not as an electric train ride through the mountain. You will ride the train for a few minutes at the beginning, then you will walk approximately 5,000 steps, and then you get back on the train for a few minutes.
Both landmarks are beautiful and worth seeing but you need to be relatively fit to complete the amount of walking required.
Our tour guide Mia was fabulous! She shared a lot of information with us about the Slovenian culture! Highly recommend!
Cherilyn_A, May 2026
Wonderful trip! Wish we had more time in both locations so we could have gone into the museums/aquarium associated with them.There was no time built in for eating or shopping.
Our guide, Tadej, was full of knowledge about his country, its history, geography, economy, and culture, spoke great English, and welcomed questions with a sense of humor.
We’ve been in many castles in different countries in Europe, but this one was stunning and unique. The caves were the same. Our tour started late, robbing us of valuable time to eat, shop, use the bathroom or look into a museum, but that wasn’t Viator’s fault. The driver was in place 40 minutes before the meeting time, which was clearly communicated. Directions to the meeting place were clear. We took lots of pictures and videos to show the grands!
Michael_R, May 2026
Definitely a lot of walking, but worth the visit.
Castle was amazing. Cave were beautiful. Tour guide was awesome!
Irma_D, May 2026
Great tour with the right timing. We visited the castle, the driver was waiting for us at the exit who then took us to the caves and then drive us back to the base. We relaxed being able to enjoy an experience that with public transport would have been impossible. Applause also goes to the boy, very young, who was super patient and very good at driving. Good!
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From $126.77
per personup to 24 hours before the experience starts (local time)
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Postojna Cave and Predjama Castle Day Trip from Trieste
22
5 hours
Free Cancellation
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