Top things to do in Koper in Summer (Updated October 2026)

Koper, Slovenia
62 Results
Cycling the Slovenian Coast

You may have heard of the Cliffs of Dover, but the cliffs of the Slovenian coast are a well kept secret. When you see the …More

You may have heard of the Cliffs of Dover, but the cliffs of the Slovenian coast are a well kept secret. When you see the...

4 to 5 hours
5.0 (2)
from
$200
Slovenian coast Koper, Izola, Piran - Parenzana electric biking tour from Koper

Explore more! Have fun for 5 hours on Parenzana electric biking tour. Enjoy incredible views of Slovenian coast from hidden spots. On Parenzana biking trail we …More

Explore more! Have fun for 5 hours on Parenzana electric biking tour. Enjoy incredible views of Slovenian coast from hidden spots. On Parenzana biking trail we...

5 to 6 hours Free Cancellation
5.0 (10)
from
$193
Secret vineyards E-bike tour

We’ll leisurely cruise along rural roads, touring vineyards and small villages. Stopping along the way I’ll share some interesting tales of the valley as we …More

We’ll leisurely cruise along rural roads, touring vineyards and small villages. Stopping along the way I’ll share some interesting tales of the valley as we...

3 hours 30 minutes Free Cancellation
5.0 (7)
from
$182
Piran & Flavors of Slovenian Istria

Your drive continues along Adriatic coastline, with photostop over traditional fishing village and visit of Piran, a spectacularly scenic town on the tip of a …More

Your drive continues along Adriatic coastline, with photostop over traditional fishing village and visit of Piran, a spectacularly scenic town on the tip of a...

7 hours Hotel pickup offered Free Cancellation
5.0 (4)
from
$171
Panoramic Piran and Salt Pans: E-Bike Boutique Tour

Piran & Saline electric biking tour is one of the most coveted and most wanted tours of the Slovenian coast. We will visit all the …More

Piran & Saline electric biking tour is one of the most coveted and most wanted tours of the Slovenian coast. We will visit all the...

4 hours Hotel pickup offered Free Cancellation
4.9 (25)
from
$157
Postojna Cave & Predjama Castle excursion - Entrance fee included

Dear Guest! Embark on a special tour to Postojna Cave and Predjama Castle, immersing yourself in the natural and historical wonders of Slovenia. Begin your …More

Likely to Sell Out
Likely to Sell Out

Dear Guest! Embark on a special tour to Postojna Cave and Predjama Castle, immersing yourself in the natural and historical wonders of Slovenia. Begin your...

5 to 6 hours Hotel pickup offered Free Cancellation
4.8 (48)
from
$154
Postojna Cave & Photostop Predjama castle - Group Tour from Koper

Wonderland Does Exist - Explore the Wonders of Postojna Cave Join us for a day trip to Postojna Cave, obe of the most breathtaking natural …More

Wonderland Does Exist - Explore the Wonders of Postojna Cave Join us for a day trip to Postojna Cave, obe of the most breathtaking natural...

5 hours Free Cancellation
4.9 (34)
from
$154
Lake Bled and Ljubljana Group Shore Experience from Koper/Trieste

Ready for a fairy tale in real life? Join our small-group escape to the magical Lake Bled—where castles cling to cliffs and cream cakes are …More

Ready for a fairy tale in real life? Join our small-group escape to the magical Lake Bled—where castles cling to cliffs and cream cakes are...

8 hours Free Cancellation
4.8 (59)
from
$142
Postojna Cave & Predjama Castle from Koper

Visit Postojna Cave, the best-known cave in the world, and The Predjama Castle, the only preserved cave castle in Europe. …More

Visit Postojna Cave, the best-known cave in the world, and The Predjama Castle, the only preserved cave castle in Europe....

5 hours Hotel pickup offered Free Cancellation
4.7 (51)
from
$133
Flavours of Istria Tasting Experience from Koper

Experience Mediterranean flavours in their purest form, the product of imagination and nature. Let these new tastes reveal themselves to you, intensifying your senses and …More

Likely to Sell Out
Likely to Sell Out

Experience Mediterranean flavours in their purest form, the product of imagination and nature. Let these new tastes reveal themselves to you, intensifying your senses and...

8 hours Hotel pickup offered Free Cancellation
5.0 (3)
from
$130
Private Postojna Cave & Predjama Castle Tour from Slovenian Coast

Postojna Caves are the second largest underground cave system in the world. Unique for its cave train which isn't to be found nowhere else in …More

Postojna Caves are the second largest underground cave system in the world. Unique for its cave train which isn't to be found nowhere else in...

6 hours Hotel pickup offered Free Cancellation
4.5 (2)
from
$128
Private Slovenia's Coast Wine and Food Tasting

Explore Istria like never before! With the Istria Safari Jeep, embark on an in-depth and authentic exploration of selected Istrian products. Whether you choose wine, …More

Explore Istria like never before! With the Istria Safari Jeep, embark on an in-depth and authentic exploration of selected Istrian products. Whether you choose wine,...

3 to 5 hours Hotel pickup offered Free Cancellation
from
$126
Postojna Cave & Predjama Castle - Shore Excursion from Koper

Visit Postojna Cave, the best-known cave in the world, and The Predjama Castle, the only preserved cave castle in Europe. …More

Visit Postojna Cave, the best-known cave in the world, and The Predjama Castle, the only preserved cave castle in Europe....

5 hours Free Cancellation
4.6 (19)
from
$119
Piran walking tour & Wine Treasures in the Istrian Hinterlands

Start your day with a relaxing stroll through the charming coastal town of Piran, one of Slovenia's most picturesque gems. Enjoy a morning coffee in …More

Start your day with a relaxing stroll through the charming coastal town of Piran, one of Slovenia's most picturesque gems. Enjoy a morning coffee in...

4 to 5 hours Hotel pickup offered Free Cancellation
5.0 (1)
from
$114
Ljubljana Capital of Slovenia from Koper

Visit the charming Ljubljana, the capital city of Slovenia, which is considered one of the most fascinating European cities. Let yourself be enthralled by its …More

Likely to Sell Out
Likely to Sell Out

Visit the charming Ljubljana, the capital city of Slovenia, which is considered one of the most fascinating European cities. Let yourself be enthralled by its...

6 hours Hotel pickup offered Free Cancellation
5.0 (3)
from
$114
Postojna Cave & Predjama Castle - Small Group Tour from Koper

Visit Postojna Cave, the best-known cave in the world, and The Predjama Castle, the only preserved cave castle in Europe. …More

Visit Postojna Cave, the best-known cave in the world, and The Predjama Castle, the only preserved cave castle in Europe....

5 hours Hotel pickup offered Free Cancellation
4.6 (7)
from
$114
Tour to Postojna and Predjama Castle from Koper

In this 5 hours long tour, you will visit the most popular attraction in Slovenia! Postojna caves is one of the kind, not just in …More

Likely to Sell Out
Likely to Sell Out

In this 5 hours long tour, you will visit the most popular attraction in Slovenia! Postojna caves is one of the kind, not just in...

5 hours Free Cancellation
4.9 (58)
from
$113
Istria - Truffles: Hunting & Cooking & Tasting, Slovenia

Jump into incredible truffle hunting adventures with a professional. Discover the mysterious world of the pearl of Istria. Get to know the recipe for the best dish …More

Jump into incredible truffle hunting adventures with a professional. Discover the mysterious world of the pearl of Istria. Get to know the recipe for the best dish...

3 hours Free Cancellation
5.0 (52)
from
$113
Small Group Tour to Lake Bled & Ljubljana from Koper

This full-day tour captures the heart and soul of Slovenia. Begin your adventure at the storybook 2hours long drive to Lake Bled, where majestic mountains …More

Likely to Sell Out
Likely to Sell Out

This full-day tour captures the heart and soul of Slovenia. Begin your adventure at the storybook 2hours long drive to Lake Bled, where majestic mountains...

8 hours Free Cancellation
4.4 (36)
from
$112
Panoramic Parenzana Bike Tour from Koper

The biking tour takes you through old towns and villages, along the sea, among vineyards and olive plantations, through tunnels and across valleys. It is …More

The biking tour takes you through old towns and villages, along the sea, among vineyards and olive plantations, through tunnels and across valleys. It is...

4 to 5 hours Free Cancellation
5.0 (1)
from
$108
Lipica Stud Farm and Skocjan Caves from Portoroz

Spend a day in Lipica Stud Farm, where you will experience the world of white Lipizzan horses, and visit the magnificent Škocjan Caves which are …More

Likely to Sell Out
Likely to Sell Out

Spend a day in Lipica Stud Farm, where you will experience the world of white Lipizzan horses, and visit the magnificent Škocjan Caves which are...

5 hours Hotel pickup offered Free Cancellation
5.0 (2)
from
$108
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