Slovenia’s most visited sites, Postojna Cave and Predjama Castle, are best experienced through organized tours. The standout option combines both attractions in one day – you’ll glide through spectacular cave formations on a unique underground train and explore a castle dramatically wedged into a cliff face.
We love the small-group format of these tours, with guides who share fascinating historical details and geological insights. The classic Cave & Castle combo offers the best value, while nature lovers should consider the Bear Watching excursion for a chance to spot brown bears in their natural habitat.
For those short on time, half-day cave tours work well, and ambitious travelers can pair Postojna with stunning Lake Bled on extended day trips. All tours include convenient hotel pickup and flexible booking terms.
Let’s explore our favorite Postojna tour options:
Key Points
- The Postojna Cave & Predjama Castle Tour offers a comprehensive exploration of Slovenia’s natural and architectural wonders in a single visit.
- The Bear Watching Tour provides an exclusive opportunity to observe Slovenia’s brown bears in their natural habitat.
- The Postojna Cave Day Tour is a 4-hour small-group adventure that allows visitors to discover the stunning underground cave system.
- The Bled Lake Day Tour combines visits to the picturesque Bled Lake and the Postojna Cave, offering a well-rounded experience.
- Tour options include hotel pickup and drop-off, small-group sizes, knowledgeable guides, and flexible cancellation policies, ensuring a personalized and hassle-free experience.
From Ljubljana: Postojna Cave and Predjama Castle Tour
This tour offers an incredible opportunity to explore two of Slovenia’s most iconic landmarks – the Postojna Cave and Predjama Castle.
Departing from Ljubljana, the 5.5-hour tour takes you on a captivating journey through the country’s natural and architectural wonders.
You’ll start by traveling to the Postojna Cave, Europe’s largest underground cave system, renowned for its magnificent stalactite formations and unique cave fauna.
Exploring the cave by train, you’ll explore its intricate network of passages, galleries, and chambers, marveling at the natural beauty.
Next, you’ll visit the Predjama Castle, the world’s largest cave castle, which boasts Renaissance architecture and fascinating historical narratives.
After an hour of free time to explore the castle, you’ll be transported back to Ljubljana, with convenient drop-off at the same locations as the pickup.
With the option to save up to 20% on the ticket prices, this tour offers an excellent value for a memorable experience.
Read our full review: From Ljubljana: Postojna Cave and Predjama Castle Tour Review
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Postojna: Bear Watching Tour With Ranger and Local Guide
Eager to spot Slovenia’s elusive brown bears in their natural habitat? The Postojna: Bear Watching Tour With Ranger and Local Guide offers an exclusive opportunity to do just that.
Led by an experienced ranger and a knowledgeable local guide, this tour takes you deep into the Slovenian wilderness, where you’ll have the chance to observe these magnificent creatures in their own environment.
The tour begins with a scenic drive through the stunning landscapes of the Notranjska region, known for its rugged hills and dense forests.
Once you reach the designated bear-watching site, your guides will provide you with detailed information about the bears’ behavior, habitats, and conservation efforts. With their expertise, you’ll learn how to spot the bears’ tracks, signs, and even catch a glimpse of them roaming freely.
Throughout the tour, you’ll have ample time to take photographs and soak in the tranquility of the surrounding nature.
This unique experience not only allows you to witness the bears in their natural state but also supports the ongoing efforts to protect these fascinating animals and their fragile ecosystem.
Read our full review: Postojna: Bear Watching Tour With Ranger and Local Guide Review
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Postojna Cave Day Tour From Ljubljana
Explore the renowned Postojna Cave on a day tour from Ljubljana. This 4-hour small-group adventure takes you to one of Slovenia’s most popular attractions.
You’ll enjoy a toy train ride inside the cave and discover ancient rock formations during a 1-hour walking tour. With a local English-speaking guide, you’ll learn about the cave’s fascinating history and geology.
The tour includes hotel pickup and drop-off, as well as entry tickets. You can opt to purchase tickets online for a 10 AM entry.
The tour starts at 8:45 AM, with arrival at the caves by 9:30 AM. Explore the cave’s wonders at your own pace, then return to Ljubljana after the tour.
Cancellation is free up to 24 hours in advance. Don’t miss this opportunity to experience one of Slovenia’s natural gems.
Read our full review: Postojna Cave Day Tour From Ljubljana Review
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Ljubljana: Postojna Cave & Predjama Castle Small Group Tour
Although Postojna Cave and Predjama Castle are two of Slovenia’s most popular attractions, this small-group tour allows visitors to experience both in a single day. Priced from $73 per person, the 5-hour tour is limited to just 8 participants, ensuring a more personalized experience.
After pickup in central Ljubljana, the tour travels to the world-famous Postojna Cave, where guests embark on a guided tour of the 21-kilometer network of corridors, admiring the diverse stalactites and stalagmites.
Following the cave visit, the tour proceeds to the medieval Predjama Castle, perched dramatically on a vertical cliff. Guests have an hour to explore the castle’s chambers and staircases, learning about its history and the legendary Erazem of Predjama.
With transportation, admission fees, and an English-speaking guide included, this tour provides an efficient and enriching way to discover two of Slovenia’s top sights. Comfortable shoes and warm clothing are recommended, as the cave maintains a constant temperature of 9°C.
Read our full review: Ljubljana: Postojna Cave & Predjama Castle Small Group Tour Review
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Postojna Cave and Bled Lake Day Tour From Ljubljana
For those seeking to discover two of Slovenia’s most captivating natural wonders, the Postojna Cave and Bled Lake day tour from Ljubljana is an ideal choice. Priced at $157.54 per person, this 6-hour small-group tour (limited to 8 participants) offers an immersive experience led by English-speaking guides.
The tour includes hotel pickup, air-conditioned transportation, and all necessary entrance tickets, as well as bottled water and snacks.
Highlights of the itinerary include a visit to the breathtaking Bled Lake, where travelers can enjoy the best viewpoint, take a boat ride to the island, and savor the famous Bled cake.
The tour also features an exploration of the Postojna Cave, one of the largest caves in the world, complete with a thrilling toy train ride and a guided walking tour.
With a year-round temperature of 10 degrees Celsius, visitors are advised to dress accordingly.
Boasting an impressive 4.8/5 rating based on 5 reviews, this tour promises an unforgettable adventure for travelers of all types.
Read our full review: Postojna Cave and Bled Lake Day Tour From Ljubljana Review
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From Koper: 5-Hour Tour to Postojna Cave & Predjama Castle
This 5-hour guided tour from Koper takes visitors on an immersive journey to explore two of Slovenia’s most captivating landmarks – the Postojna Cave and the Predjama Castle.
For $7352 per person, you will embark on a bus/coach ride to the Postojna Cave, where they’ll enjoy a 2-hour guided tour of the largest cave system in Slovenia.
Afterward, they’ll travel to the Predjama Castle, a unique castle built into a rock face, for a 45-minute photo stop.
The tour includes the entrance fees, transportation, and driver and guide services, with hotel pickup and drop-off.
However, it’s not suitable for individuals with mobility issues, claustrophobia, or those over 80 years old.
Visitors should dress in layers and avoid sandals, flip-flops, and shorts.
The meeting point is at the passenger pier near the Koper Tours souvenir shop, and guests are advised to arrive 15 minutes early.
Read our full review: From Koper: 5-Hour Tour to Postojna Cave & Predjama Castle Review
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Sum Up
Postojna Cave and Predjama Castle are two of Slovenia’s top attractions. Numerous tours from Ljubljana and Koper offer visitors a chance to explore these remarkable sites. These tours cater to a range of interests, from bear watching to small group experiences. With convenient transportation and knowledgeable guides, travelers can make the most of their time in the Postojna region.