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Postojna Cave
Postojna Cave

Postojna Cave Tours and Activities

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999 Reviews

The Postojna Cave—a subterranean wonderland of karst tunnels, caverns, and galleries, adorned with dramatic stalagmites and stalactites—is one of Slovenia’s most remarkable natural wonders and among the country’s most visited tourist attractions. It stretches along the Pivka River for an impressive 12.5 miles (20 kilometers).

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Jamska cesta 30, Postojna
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Slovenia in One Day: Small-Group Day Trip to Lake Bled, Postojna Cave and Predjama Castle from Ljubljana

Slovenia in One Day: Small-Group Day Trip to Lake Bled, Postojna Cave and Predjama Castle from Ljubljana

star-5
336
Discover Slovenia’s three most visited sights including Lake Bled, Predjama Castle, and Postojna Cave during a memorable small-group day trip departing from Ljubljana. Experience the serenity of Lake Bled as you cross to Bled Island on a two-oar pletna boat. Visit Bled Castle which rises high atop a cliff where amazing views can be captured and enjoy some free time. Explore the winding stairways of Predjama Castle and then observe bizarre rock formations in Postojna Cave—the second-longest cave network in the country.
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  • 10 hours 30 minutes
  • Free Cancellation
  • Taking safety measures
From
$105.40
From
$105.40
Taking safety measures

Postojna Cave & Predjama Castle from Trieste

Postojna Cave & Predjama Castle from Trieste

star-5
8
Explore two of Slovenia’s most magnificent landmarks in just half a day: this seamless tour from Trieste makes logistics simple. Set off from your hotel or from the port, and head first to the Postojna Cave: one of the country’s largest cave systems, renowned for its soaring heights and one-of-a-kind scenery. Explore the cave’s passages before continuing to your next destination: Predjama Castle. One of Europe’s only cave-built castles, it has a history dating back to the 13th century.
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  • 5 hours
  • Free Cancellation
From
$138.14
Price varies by group size
From
$138.14
Price varies by group size

Bled Lake with Postojna Cave & Castle - small group - day trip from Ljubljana

Bled Lake with Postojna Cave & Castle - small group - day trip from Ljubljana

star-5
61
Get the most from your Slovenian travels with this day trip to Bled and Postojna from Ljubljana. Enjoy personal attention from your guide on this small-group tour, and visit must-see sights such as the Postojna Cave, Lake Bled, and Predjama castle. 
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  • 10 hours 30 minutes
  • Free Cancellation
  • Taking safety measures
From
$106.59
From
$106.59
Taking safety measures

Postojna Cave & Predjama Castle from Koper

Postojna Cave & Predjama Castle from Koper

star-4.5
12
Explore one of the most beautifully carved cave systems in the world with a Postojna Cave tour from Koper. This is the only cave in the world that can be toured by train making this a perfect choice for families and visitors of all abilities. You’ll pass under carved archways and through stalactite and stalagmite covered galleries all from the comfort of your seat on the train. You’ll then enjoy a guided walking tour of the cave’s underground labyrinth of tunnels, passageways, and caverns before stopping off at the Predjama Castle on your way back to Koper.
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  • 5 hours
  • Free Cancellation
From
$119.77
Price varies by group size
From
$119.77
Price varies by group size

Postojna Cave & Predjama Castle - Shore Excursion from Koper

Postojna Cave & Predjama Castle - Shore Excursion from Koper

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2
Postojna Cave and Predjama Castle are two of Slovenia’s most dramatic sites, but matching tours and transport to a ship’s arrival can be a logistical headache. Explore the vast, natural cave and the dramatic castle on a tour that’s tailored to your cruise schedule to make the most of time in port; you’ll be on your way to the scenic karst landscape an hour after the ship docks.
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  • 5 hours
  • Free Cancellation
From
$119.77
Price varies by group size
From
$119.77
Price varies by group size

Postojna Cave & Predjama Castle from Rovinj

Postojna Cave & Predjama Castle from Rovinj

star-5
7
Make the most of your time in the Balkans with a day trip to Slovenia’s Postojna Cave and Predjama Castle from Rovinj. Discover the well-known cave’s natural formations, flora, and fauna before heading to Predjama Castle, nestled in the cliff face, to explore its medieval history and Renaissance architecture. Enjoy seamless transfer to each location with round-trip transportation from your hotel, and avoid hidden costs with entrance fees included.
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  • 5 hours
  • Free Cancellation
From
$167.67
Price varies by group size
From
$167.67
Price varies by group size

Venice to Zagreb with Postojna Cave tour

Venice to Zagreb with Postojna Cave tour

star-5
1
This tour is a fast and efficient way to get between Venice and Zagreb. You’ll avoid the crowds on public transport by having a convenient Venice hotel pickup included. The tour will give you access to one of Slovenia's top attractions—the magnificent Postojna Cave. You’ll have time to see the caves before heading to Croatia’s captial—Zagreb. Your driver will drop you off at your hotel, and then you’ll be able to explore the city at your own pace.
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  • 7 hours
  • Free Cancellation
  • Taking safety measures
From
$615.95
per group
From
$615.95
per group
Taking safety measures

Predjama Castle and Postojna Cave Tour from Ljubljana

Predjama Castle and Postojna Cave Tour from Ljubljana

star-5
98
Experience two of Slovenia’s most alluring destinations during an afternoon half-day, small-group tour departing from Ljubljana. Traverse the countryside to the Predjama Castle nestled under a natural cliff archway and learn of its legends as you explore the bizarre staircases and chambers. Next, journey to Postojna Cave, home of unusual yet immaculate stalactites and stalagmites. With your guide, voyage on a mini-train into its network of caves and caverns which makes up the largest karst cave in the country. This tour is limited to eight people to ensure a quality experience.
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  • 5 hours
  • Free Cancellation
  • Taking safety measures
From
$53.90
From
$53.90
Taking safety measures

Postojna Cave & Predjama Castle with tickets - Small Group Shore Tour from Koper

Postojna Cave & Predjama Castle with tickets - Small Group Shore Tour from Koper

star-5
14
This small-group shore excursion is ideal for travelers with limited time in Slovenia. You won’t have to worry about the trip being overcrowded as the tour is limited to eight people. Take the stress out of planning transport by having round-trip transport from the cruise ship terminal or Koper hotels provided. Explore Postojna Cave with a guide, so you won’t get lost, and then visit the picturesque Predjama Castle.
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  • 6 hours
  • Free Cancellation
  • Taking safety measures
From
$144.13
Price varies by group size
From
$144.13
Price varies by group size
Taking safety measures

Ljubljana with Postojna Cave and Predjama Castle - smal group - tour from Zagreb

Ljubljana with Postojna Cave and Predjama Castle - smal group - tour from Zagreb

star-4.5
19
Make the most of Croatia’s close proximity to Slovenia during a full-day trip to Ljubljana and the Postojna Caves from Zagreb. After your coach journey, discover Ljubljana’s charming Old Town, Triple Bridge (Tromostovje), and the 15th-century Ljubljana Castle before continuing to the Postojna Caves, Slovenia’s most popular tourist attraction. Enjoy a thrilling ride into the karst cave, inhabited by stalactites, stalagmites, and salamanders. Hotel pickup and drop-off in Zagreb are included on this small-group tour, limited to eight people.
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  • 11 to 12 hours
  • Free Cancellation
  • Taking safety measures
From
$89.83
From
$89.83
Taking safety measures

Postojna Cave and Predjama Castle Tour from Ljubljana

Postojna Cave and Predjama Castle Tour from Ljubljana

star-5
239
Explore the fascinating network of subsurface caves during a guided tour of the Postojna Caves and Predjama Castle, leaving from Ljubljana. As you enter the two-million-year-old caves aboard a mini-train, learn about why this is one of Slovenia’s most popular attractions. Walk with your guide and witness bizarre stalactites, stalagmites, and other rock formations that make up the 13-mile-long (21 km) system of underground caves. Also venture to the enchanting Predjama Castle, a famous castle that still clings to Slovenia’s limestone cliffs.
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  • 6 hours 30 minutes
  • Free Cancellation
  • Taking safety measures
From
$94.62
From
$94.62
Taking safety measures

Grand SLOVENIA: Ljubljana + Lake Bled + Postojna Cave - fully Private Tour

Grand SLOVENIA: Ljubljana + Lake Bled + Postojna Cave - fully Private Tour

star-5
13
Visit Slovenia highlights on a private tour from Zagreb to Postojna Cave, Lake Bled, and Ljubljana, taking in a massive cave system, soaring peaks, and the historic capital city in just one day. Since choosing a private guide means you won’t be limited by a fixed itinerary, you’ll be free to explore each destination at your own pace, with plenty of time to enjoy the things that interest you most.
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  • 10 to 12 hours
  • Free Cancellation
  • Taking safety measures
From
$329.09
per group
From
$329.09
per group
Taking safety measures

Postojna cave and Predjama castle day trip from Bled

Postojna cave and Predjama castle day trip from Bled

star-5
5
Combine a visit to the Postojna Caves with a trip to the Predjama Castle on day trip from Bled. With this tour, you’ll enjoy two of Slovenia’s top attractions all in one day and be delivered back to Bled in time for sunset. You’ll wander through the fascinating underground world of Postojna Caves gazing at bizarre rock formations and countless stalactites and stalagmites, and then stop by the real-life farilytale Predjama Castle on your way back to Bled.
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  • 6 hours
  • Free Cancellation
From
$94.62
From
$94.62

The Best of Slovenia, Bled lake, Postojna cave and Ljubljana

The Best of Slovenia, Bled lake, Postojna cave and Ljubljana

star-5
1
Cross the border and take in the highlights of Slovenia on this full-day tour from Zagreb. Travel in the comfort of a private vehicle and enjoy the undivided attention of your guide as you stop at the lake resort of Bled, venture underground to explore Postojna Cave, and visit the capital, Ljubljana. In Ljubljana, enjoy a guided tour of the historic center, ride the funicular to Ljubljana Castle, and tuck into lunch (own expense) at a traditional Slovenian restaurant.
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  • 10 hours
  • Free Cancellation
  • Taking safety measures
From
$287.44
Price varies by group size
From
$287.44
Price varies by group size
Taking safety measures

Postojna Cave and Castle Small-Group Day trip from Ljubljana

Postojna Cave and Castle Small-Group Day trip from Ljubljana

star-4.5
63
Ideal for families, this day trip from Ljubljana combines two of Slovenia’s top attractions, Postojna Cave and Predjama Castle. From Ljubljana, you’ll travel with ease to Postojna Cave to explore stalactite-studded caverns and limestone passages in an electric train. Then, you’ll take a tour of the fairy tale Predjama Castle perched on a hillside at the mouth of a gaping cavern. Hotel pickup and drop-off in Ljubljana are included on this small-group tour, limited to 15 people.
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  • 5 hours 30 minutes
  • Free Cancellation
  • Taking safety measures
From
$50.30
From
$50.30
Taking safety measures

Private Day Trip: Enchanting Ljubljana and Postojna Cave from Zagreb

Private Day Trip: Enchanting Ljubljana and Postojna Cave from Zagreb

star-5
1
Visit Slovenia with a private guide on a full-day trip from Zagreb to Ljubljana, Postojna Cave, and Predjama Castle. Explore the historic streets of Ljubljana on foot, then ride a funicular railway to the medieval Ljubljana Castle. Next, you’ll go underground through a maze of karst tunnels, board a narrow-gauge railway into soaring caverns, and visit a dramatic castle built directly into a cliff face. This full-day Slovenia trip includes all activities, with the personal experience of a private guide.
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  • 12 hours
  • Free Cancellation
  • Taking safety measures
From
$335.35
From
$335.35
Taking safety measures

Enchanting Ljubljana and Postojna Caves Small-Group Tour from Zagreb

Enchanting Ljubljana and Postojna Caves Small-Group Tour from Zagreb

star-5
12
Visit two highlights of Slovenia on a day-trip from Zagreb to the capital city of Ljubljana and the Postojna Caves. Take a walking tour of Ljubljana’s historic center, then earn panoramic views of the city from the Ljubljana Castle. Go underground into karst tunnels and passageways, and ride a narrow-gauge train through the cave’s interior. This full-day Slovenia tour includes pickup and drop-off at selected hotels as well as all activities, and it’s limited to eight people for a personalized experience.
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  • 11 hours
  • Free Cancellation
  • Taking safety measures
From
$191.63
From
$191.63
Taking safety measures

Postojna Cave with Train Ride and Predjama Castle Half Day Trip from Ljubljana

Postojna Cave with Train Ride and Predjama Castle Half Day Trip from Ljubljana

star-5
3
Visit Slovenia’s Postojna Cave and Predjama Castle from Ljubljana without the bother of using public buses or trains. Admire the scenery as you travel to Postojna by air-conditioned vehicle, and hear background from your guide en route. Then, roam the stalactite- and stalagmite-filled caverns by underground train and foot as you hear their history before exploring 13th-century Predjama Castle, built into cliffs. Entry fees and choice of departures included.
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  • 5 to 6 hours
  • Free Cancellation
From
$103.47
From
$103.47

Pearls of Slovenia - Postojna Cave, Predjama Castle & Piran

Pearls of Slovenia - Postojna Cave, Predjama Castle & Piran

star-5
16
Postojna Cave, Predjama Castle, and Piran and three of the highlights of the Slovenian countryside, but it’s tricky to tick off all three without a vehicle. On this tour, travel in an air-conditioned minivan with a guide and see all three. Explore underground at Postojna Cave, learn about medieval history at Predjama Castle, and wander the scenic town of Piran.
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  • 10 hours
  • Free Cancellation
  • Taking safety measures
From
$97.38
From
$97.38
Taking safety measures

Full-Day Private Tour: Postojna Cave from Zagreb

Full-Day Private Tour: Postojna Cave from Zagreb

Postojna Cave Park is a must-see destination in southern Slovenia. This private day trip takes you from Zagreb, Croatia to the karst cave system and nearby Predjama Castle. Side note: search inside the caverns for the olm, or proteus — an aquatic salamander that is Europe's only cave-dwelling chordate species.
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  • 8 hours
  • Free Cancellation
  • Taking safety measures
From
$365.65
Price varies by group size
From
$365.65
Price varies by group size
Taking safety measures

Private Postojna Cave & Predjama Castle Tour from Ljubljana

Private Postojna Cave & Predjama Castle Tour from Ljubljana

star-5
1
Tick off two of Slovenia’s top attractions in just one day on a private day trip from Ljubljana. Ideal for first-time visitors and time-pressed travelers, this tour guarantees the undivided attention of a private guide and grants yu access to one of the largest cave networks in the world. Plus, all admission tickets are included so you won’t be surprised by any hidden charges.
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  • 6 hours
  • Free Cancellation
  • Taking safety measures
From
$159.70
Price varies by group size
From
$159.70
Price varies by group size
Taking safety measures

Weekend break - Best of Slovenia in 3 days

Weekend break - Best of Slovenia in 3 days

star-4.5
6
The historic city of Ljubljana makes the perfect home base for exploring three magnificent Slovenian regions, but coordinating transport through the mountainous country eats into valuable travel time. Enjoy Slovenia highlights in the Alps, central mountains, and coast on a 3-day tour that takes care of logistics; that leaves you free to focus on taking in the beauty at Predjama Castle, Postonja Cave, Lake Bled, Bohinj, Piran, and more.
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  • 3 days
  • Free Cancellation
  • Taking safety measures
From
$371.28
From
$371.28
Taking safety measures

Shore Excursion/Day Tour to Postojna Cave and Lake Bled from Koper

Shore Excursion/Day Tour to Postojna Cave and Lake Bled from Koper

star-4.5
3
When your cruise ship drops anchor in the Port of Koper, don’t spend valuable vacation time planning a visit to Slovenia’s attractions. With this shore excursion, let someone else take care of planning and driving so you can quickly set off to see one of the country’s longest cave networks, and one of its most romantic alpine lakes. Travel with a private guide instead of a group on a crowded, plodding bus.
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  • 8 to 9 hours
  • Free Cancellation
  • Taking safety measures
From
$680.28
per group
From
$680.28
per group
Taking safety measures

Shore Excursion to Postojna Cave - Slovenia's famous attraction

Shore Excursion to Postojna Cave - Slovenia's famous attraction

star-5
8
Explore one of the most intriguing cave systems in the world with a Postojna Cave tour from Koper. You’ll be transported into the heart of the cave by train making this tour accessible for all ages and types of travelers. Once inside, you’ll enjoy a guided walking tour though the stunning passageways and chambers flanked by spectacularly carved stalactite and stalagmite formations. On the way back to Koper, you’ll visit the Renaissance fortress of Predjama Castle carved dramatically into the mouth of a cave.
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  • 5 hours
  • Free Cancellation
  • Taking safety measures
From
$88.15
From
$88.15
Taking safety measures

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Frequently Asked Questions

The answers provided below are based on answers previously given by the tour provider to customers’ questions.
Q:
What are Postojna Cave hours of operation?
A:
Postojna Cave hours of operation: Daily. Buy tickets in advance on Viator. If you book with Viator, you can cancel at least 24 hours before the start date of your tour for a full refund.
Q:
Should I book Postojna Cave tickets in advance?
A:
We recommend booking e-tickets ahead of time to secure your spot since Postojna Cave can get crowded. If you book with Viator, you can cancel at least 24 hours before the start date of your tour for a full refund. See all 104 Postojna Cave tickets and tours on Viator.
Q:
How much does it cost to visit Postojna Cave 2021?
A:
Currently, an entrance ticket to Postojna Cave costs USD 35.93. Guided Postojna Cave tours start around USD 35.93 per person. See all 104 Postojna Cave tickets and tours on Viator.
Q:
What's the best way to experience Postojna Cave?