Kotor: Blue Cave & Mamula Island Boat Tour with Perast

Four hours on the water hits different when you see five stops instead of one

You board a boat in Kotor and visit five separate attractions in one morning: swim in the Blue Cave, circle Mamula Island's fortress, walk through 17th-century Perast, explore Our Lady of the Rocks with entry included, and pass hidden submarine tunnels. Snorkeling equipment is provided, and the tour returns you to Kotor within four hours.

Step-by-step itinerary

Stops and time spent at each

1. Our Lady of the Rocks30m · entry included
2. Bay of Kotorpassing by

Explore Boka Bay and Blue Cave

• Cruise through Bay of Kotor
• Pass by Mamula Island fortress
• Pass submarine tunnels near Portonovi
• Swim inside Blue Cave
• Visit Our Lady of the Rocks island
• Explore Old Town of Perast

The experience

The boat leaves Kotor harbor and within minutes you're past the old town walls, heading toward open water. Most people expect a Blue Cave tour to be exactly that: a cave, maybe lunch, done. But this one doesn't skip anything: Mamula Island appears first, a fortress-turned-prison-turned-hotel sitting at the mouth of Boka Bay like a guardian. Your guide circles it close enough to see the stone walls and hear the history without landing, then the boat turns toward Perast, a town so perfectly preserved it looks like someone froze the 17th century in place. One kilometer long, all narrow streets and baroque facades, and you'll walk through it before the real swimming happens.

The Blue Cave is the moment the water changes color. You'll swim inside where sunlight bends through the opening and turns everything beneath the surface an impossible blue. It's not a trick of the camera, it just looks unreal when you're floating in it. Snorkeling gear is included, so you don't need to bring your own or rent separately. After that, the boat passes the submarine tunnels carved into the Luštica Peninsula cliffs, remnants of Yugoslav military engineering that most visitors never know exist. They're visible from the water, strange and sudden against the rock face.

Our Lady of the Rocks comes next, a man-made island in front of Perast with a church and a small museum. The entrance fee is included now (5 euros per person from 2026 onward), so you step off the boat and onto the island without an extra transaction. Your guide explains the legend (how locals built it stone by stone over centuries), and you get time to walk around before heading back. The whole tour runs four hours from start to return, which means you're not spending your whole day on the water but you're also not rushing through any single stop. The Bay of Kotor itself is the backdrop the entire time, those dramatic cliffs and old villages passing by as you move between points.

What’s included

Your four-hour tour includes hotel or harbor pickup in Kotor, boat transport through Boka Bay, entry to Our Lady of the Rocks island, snorkeling equipment, and stops at Mamula Island, Perast old town, the Blue Cave for swimming, and the submarine tunnels viewpoint. You return to Kotor at the end of the tour.

Before you book

Days and timesEvery dayDepartures at 09:00 and 13:00

Book up toStart time

AgesAdult (11 and older) · Child (under 11)

GroupUp to 8

Live guideEnglish

Meeting point and pickupNo hotel pickup: you go to the meeting point. Ends back at the starting point.

Cancellation and refundsFree cancellation up to 24 h before the start. After that, no refund.It may be canceled due to bad weather or if the minimum number of travelers isn't reached. If that happens, you're offered another date or a refund.

Prices and times updated yesterday

Good to know

Low physical effortWheelchair accessibleAccessible transportStroller-friendlyPublic transport nearbyNot recommended during pregnancyNot recommended with heart problemsNot recommended with back problemsInfants must sit on laps

Operated by Tide and Wave

Is this one for you?Book this if you want to see the main sights of Boka Bay in one morning without arranging separate boat trips, entry fees, or snorkeling gear: the fixed itinerary and four-hour window mean you're done by early afternoon and still have time for the rest of your day.

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Top questions

Can children come?

Yes. Ticket types: Child (under 11).

What happens if it rains?

It may be canceled due to bad weather. If that happens, you're offered another date or a refund. Free cancellation up to 24 h before the start.

What's included in the Blue Cave tour from Kotor?

Boat transport, entry to Our Lady of the Rocks island, snorkeling equipment, and visits to Mamula Island, Perast old town, the Blue Cave, and submarine tunnels. The four-hour tour departs and returns to Kotor.

Can you swim in the Blue Cave?

Yes. You'll swim inside the cave where sunlight creates the blue effect underwater. Snorkeling gear is provided with the tour.

How long is the Blue Cave tour?

Four hours total, including boat travel, stops at five locations, and time to swim and explore each site.

Do I need to bring my own snorkeling equipment?

No. Snorkeling gear is included with the tour.

Is there a cost for entering Our Lady of the Rocks?

Yes, 5 euros per person (included in the tour price from 2026 onward). This covers entry to the island and its church.

What is Mamula Island?

A fortress at the entrance to Boka Bay, later used as a prison, now a five-star hotel. The boat circles the island so you can see it up close, but you don't land there.

Is the tour wheelchair accessible?

The boat and transportation options are wheelchair accessible. Accessibility on the islands themselves may vary. Contact the operator for specific details.