Kotor Blue Cave speedboat tour: 3 hours, max 12 guests

The water inside the Blue Cave glows bright blue when sunlight hits the seabed.

A 3-hour speedboat tour of Kotor Bay departing from Kotor, visiting the Blue Cave with a 25-minute swim stop, Mamula Island, submarine tunnels on Luštica Peninsula, and the old town of Perast. Groups stay under 12 guests with a licensed local captain who shares stories about the sites along the way. The boat leaves Kotor, reaches the cave in about an hour, and returns after free time in Perast.

Step-by-step itinerary

Kotor Blue Cave and Bay tour

• Start from Kotor
• Cruise to Blue Cave (1h)
• Swim stop in Blue Cave (25 min)
• View Mamula Island fortress
• Explore submarine tunnels at Luštica Peninsula (5 min)
• Pass Porto Novi
• Cruise to Perast (25 min)
• Pass Our Lady of the Rocks and St George Island
• Free time in Perast (20 min)
• Return to Kotor (25 min)

The experience

The speedboat leaves Kotor and heads into the Bay of Kotor toward the open Adriatic, a scenic run that takes roughly an hour to reach the Blue Cave. Once there, you get around 25 minutes to swim in water that glows bright blue: sunlight enters the cave and reflects off the seabed, turning the whole space luminous. The captain stays with the boat while you're in the water, and life jackets and safety gear are provided.

On the way back toward Kotor, the tour passes Mamula Island, a small circular fortress at the bay's entrance, then slows to enter the submarine tunnels carved into Luštica Peninsula: former military shelters you can explore by boat. The route then moves toward Perast, passing Our Lady of the Rocks and St. George Island, two small islands that form one of the bay's most recognizable views. You get 20 minutes of free time to walk Perast's narrow stone streets, take photos of the bay, or simply sit in the quiet before the 25-minute return to Kotor.

The boat is modern and fully insured, with a licensed captain who has run this tour for over a decade. Free coffee is available at the office before departure, and the captain will share local knowledge about the places you pass, though this is not a historical tour. Raincoats, blankets for winter, and secure storage for belongings are on hand. You'll need to arrive 30 minutes early. Late arrivals cannot be rescheduled or refunded. The tour runs subject to weather. Rough conditions may trigger a reschedule or refund.

What’s included

• Modern speedboat and fuel.
• life jackets and safety equipment.
• licensed, experienced captain speaking English.
• free coffee before departure.
• raincoats and blankets in winter.
• secure storage for personal belongings at the office.
• Wi-Fi at the office.
• first aid kit on board.

Before you book

Days and timesEvery dayDepartures at 09:00 and 12:00

Book up to1h before

AgesAdult (5 and older) · Child (under 5)

GroupUp to 12

Live guideEnglish

Meeting point and pickupHotel pickup is optional; you can also go straight to the meeting point. Ends back at the starting point.You can choose from 9 pickup points.

Cancellation and refundsFree cancellation up to 24 h before the start. After that, no refund.It may be canceled due to bad weather. If that happens, you're offered another date or a refund.

Prices and times updated today

Good to know

Low physical effortPublic transport nearbyNot recommended during pregnancyNot recommended with heart problemsNot recommended with back problemsInfants must sit on laps

Operated by Sea Stars Kotor boat tours

Is this one for you?Book this tour if you want a small group, no more than 12 people, and a relaxed pace with a local skipper who knows the bay. The fixed schedule holds all three main stops inside the afternoon, so the day stays together without you arranging transport or timing separately.

Traveler reviews

4.83★★★★★★★★★★

214 verified traveler reviews

5 ★189

4 ★16

3 ★8

2 ★0

1 ★1

Read all the reviews ›

Top questions

Can children come?

Yes. Ticket types: Child (under 5).

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.

How long does it take to reach the Blue Cave from Kotor?

The speedboat ride to the Blue Cave takes about an hour, traveling through the Bay of Kotor and into the open Adriatic before arriving at the cave entrance.

Can I swim in the Blue Cave?

Yes, you have around 25 minutes to swim in the cave once the boat arrives. Life jackets and safety equipment are provided, and the captain stays with the boat during the swim stop.

What is Mamula Island?

Mamula Island is a small circular island at the entrance of the Bay of Kotor that once served as a military fortress. You'll see it from the boat as a panoramic view during the tour.

What are the submarine tunnels on Luštica Peninsula?

The tunnels are former military shelters that once protected submarines. The boat enters them so you can see this hidden piece of history up close as you pass along the coast.

How much free time do I get in Perast?

You have 20 minutes of free time in the old town of Perast to walk its narrow streets, take photos of the bay views, or rest before the return journey to Kotor.

What happens if the weather is bad?

The tour is subject to weather conditions. If rough seas or storms occur, the operator will reschedule the tour or issue a full refund before departure.