excurgo
DestinationsToursBlog
Excurgo earns a commission when you book through our links to Viator, at no extra cost to you.
Powered byViator
excurgo

Tours and experiences worldwide from Viator. Compare them here and book on Viator — no extra fees.

Company
  • About Us
  • Blog
  • Partner With Us
Travellers
  • Support
  • Cancellation
  • FAQ
Explore
  • All Tours
  • Best Tours
  • Destinations
  • Things to Do
  • Tour Deals
  • Tour Price Index
  • About Us
  • Blog
  • Partner With Us
  • Support
  • Cancellation
  • FAQ
  • All Tours
  • Best Tours
  • Destinations
  • Things to Do
  • Tour Deals
  • Tour Price Index
© 2026 Excurgo. Tour aggregator powered by Viator.
PrivacyTermsCookies
Home/Destinations/Ljubljana/Postojna Cave

Postojna Cave & Predjama Castle Tours from Ljubljana

Explore the Postojna Cave and Predjama Castle from Ljubljana: ride the underground train deep into one of Europe’s largest cave systems, with vast chambers and dripstone formations and the famous “baby dragon” olms, then visit the dramatic Predjama Castle built into a cliff cave. An unforgettable day underground.

151 tours · prices per person, book with partner

Postojna Cave and Predjama Castle - Entrance Tickets Included
Ljubljana
Postojna Cave and Predjama Castle - Entrance Tickets Included
4.8(1,168)·6 hours
from$131/ person
via Viator
Slovenia in One Day: Small-Group Bled, Postojna Cave & Predjama
Ljubljana
Slovenia in One Day: Small-Group Bled, Postojna Cave & Predjama
4.9(945)·10 hours
from$132/ person
via Viator
Ljubljana Castle: Entrance Ticket
Ljubljana
Ljubljana Castle: Entrance Ticket
3.5(431)·1–2 hours
from$17/ person
via Viator
Lake Bled All inclusive tour from Ljubljana
Ljubljana
Lake Bled All inclusive tour from Ljubljana
4.7(279)·6 hours
from$125/ person
via Viator
Slovenia's Wonders: UNESCO Škocjan caves, Predjama Castle & Piran
Ljubljana
Slovenia's Wonders: UNESCO Škocjan caves, Predjama Castle & Piran
4.7(243)·10h 30min
from$119/ person
via Viator
Day Tour to Lake Bled from Ljubljana
Ljubljana
Day Tour to Lake Bled from Ljubljana
4.6(193)·6 hours
from$56/ person
via Viator
Lake Bled Small Group Day Trip from Ljubljana
Ljubljana
Lake Bled Small Group Day Trip from Ljubljana
4.9(186)·6 hours
from$84/ person
via Viator
Ljubljana: Postojna cave & Predjama castle small group tour
Ljubljana
Ljubljana: Postojna cave & Predjama castle small group tour
4.8(172)·5h 30min
from$78/ person
via Viator
Ljubljana private walking tour with a local
Ljubljana
Ljubljana private walking tour with a local
5.0(168)·2 hours
from$74/ person
via Viator
Slovenian highlights - Lake Bled, Postojna Cave & Predjama Castle from Ljubljana
Ljubljana
Slovenian highlights - Lake Bled, Postojna Cave & Predjama Castle from Ljubljana
4.9(141)·10h 30min
from$136/ person
via Viator
Slovenia's Prime Gems: Lake Bled & Postojna Cave - from Ljubljana
Ljubljana
Slovenia's Prime Gems: Lake Bled & Postojna Cave - from Ljubljana
4.7(128)·10h 30min
from$183/ person
via Viator
UNESCO Škocjan Caves & Piran from Ljubljana (small group, max 8)
Ljubljana
UNESCO Škocjan Caves & Piran from Ljubljana (small group, max 8)
4.9(125)·10 hours
from$113/ person
via Viator
Postojna cave & Predjama castle half day – all tickets included
Ljubljana
Postojna cave & Predjama castle half day – all tickets included
4.6(119)·5h 30min
from$121/ person
via Viator
Postojna cave, Predjama castle and Piran tour from Ljubljana
Ljubljana
Postojna cave, Predjama castle and Piran tour from Ljubljana
5.0(115)·10 hours
from$128/ person
via Viator
Highlights of Slovenia - Postojna & Bled (Tickets included)
Ljubljana
Highlights of Slovenia - Postojna & Bled (Tickets included)
4.9(87)·11 hours
from$194/ person
via Viator
Postojna Cave, Predjama Castle and Piran with tickets included
Ljubljana
Postojna Cave, Predjama Castle and Piran with tickets included
4.8(69)·10h 30min
from$159/ person
via Viator
Ljubljana City Tour Including Ljubljana Castle
Ljubljana
Ljubljana City Tour Including Ljubljana Castle
5.0(66)·2 hours
from$102/ person
via Viator
Postojna cave and Predjama castle Tour from Ljubljana
Ljubljana
Postojna cave and Predjama castle Tour from Ljubljana
5.0(63)·5h 30min
from$80/ person
via Viator
Škocjan Caves and the city of Piran from Ljubljana
Ljubljana
Škocjan Caves and the city of Piran from Ljubljana
4.7(54)·10h 30min
from$125/ person
via Viator
Postojna cave, Predjama castle and Lake bled from Ljubljana
Ljubljana
Postojna cave, Predjama castle and Lake bled from Ljubljana
4.8(45)·11h 30min
from$139/ person
via Viator
Skocjan Cave Day Tour From Ljubljana
Ljubljana
Skocjan Cave Day Tour From Ljubljana
5.0(20)·5 hours
from$150/ person
via Viator
Guided Walk and Funicular Ride to Ljubljana Castle
Ljubljana
Guided Walk and Funicular Ride to Ljubljana Castle
4.2(17)·2 hours
from$24/ person
via Viator
Postojna Cave, Predjama Castle and Lake Bled Tour from Ljubljana
Ljubljana
Postojna Cave, Predjama Castle and Lake Bled Tour from Ljubljana
4.5(16)·11 hours
from$102/ person
via Viator
Historic Ljubljana Tour with Ljubljana Castle included
Ljubljana
Historic Ljubljana Tour with Ljubljana Castle included
5.0(15)·3 hours
from$103/ person
via Viator
Private Ljubljana City Tour & Ljubljana castle from Ljubljana
Ljubljana
Private Ljubljana City Tour & Ljubljana castle from Ljubljana
5.0(9)·3 hours
from$112/ person
via Viator
Postojna Cave Day Trip From Ljubljana
Ljubljana
Postojna Cave Day Trip From Ljubljana
4.3(9)·5 hours
from$126/ person
via Viator
Skocjan Cave Day Trip From Ljubljana
Ljubljana
Skocjan Cave Day Trip From Ljubljana
5.0(8)·5 hours
from$137/ person
via Viator
Tour to Postojna Cave and Predjama Castle from Ljubljana
Ljubljana
Tour to Postojna Cave and Predjama Castle from Ljubljana
5.0(6)·6 hours
from$56/ person
via Viator
Private Postojna Cave & Predjama Castle Tour from Ljubljana
Ljubljana
Private Postojna Cave & Predjama Castle Tour from Ljubljana
3.0(6)·6 hours
from$216/ person
via Viator
Postojna cave & castle | Private half day trip from Ljubljana
Ljubljana
Postojna cave & castle | Private half day trip from Ljubljana
4.7(6)·5h 30min
from$722/ person
via Viator
Postojna Cave and Predjama Castle Tour from Ljubljana
Ljubljana
Postojna Cave and Predjama Castle Tour from Ljubljana
5.0(5)·5 hours
from$160/ person
via Viator
Postojna Cave with Train Ride and Predjama Castle Half Day Trip from Ljubljana
Ljubljana
Postojna Cave with Train Ride and Predjama Castle Half Day Trip from Ljubljana
4.6(5)·5–6 hours
from$148/ person
via Viator
Postojna Cave and Predjama Castle Tour from Ljubljana
Ljubljana
Postojna Cave and Predjama Castle Tour from Ljubljana
5.0(3)·5 hours
from$84/ person
via Viator
Postojna Cave & Predjama Castle from Ljubljana
Ljubljana
Postojna Cave & Predjama Castle from Ljubljana
5.0(1)·6 hours
from$132/ person
via Viator
Postojna cave & Predjama castle by Sigismundi Luxury Adventures
Ljubljana
Postojna cave & Predjama castle by Sigismundi Luxury Adventures
5.0(1)·5–7 hours
from$378/ person
via Viator
Postojna Cave, Predjama Castle and Timeless Villages Private Tour
Ljubljana
Postojna Cave, Predjama Castle and Timeless Villages Private Tour
5.0(1)·8h 30min
from$229/ person
via Viator
Postojna Cave & Predjama Castle Private Tour with tickets incl.
Ljubljana
Postojna Cave & Predjama Castle Private Tour with tickets incl.
5h 30min
from$252/ person
via Viator

Postojna Cave in Ljubljana — FAQ

What is the Postojna Cave?
The Postojna Cave is one of the world’s most famous cave systems, near Ljubljana, where a cave train carries you deep into vast chambers of stalactites and stalagmites, home to the rare “baby dragon” olm.
What is Predjama Castle?
Predjama Castle is a dramatic Renaissance fortress built into the mouth of a cliff cave near the Postojna Cave, the largest cave castle in the world and a remarkable sight, often combined with the cave on a day trip.
How far is Postojna from Ljubljana?
The Postojna Cave is about 45 minutes from Ljubljana; tours include transport and tickets for the cave train and often the nearby Predjama Castle, making an easy and spectacular day trip.

More things to do in Ljubljana

Old Town & CastleLake BledDay Trips