Kotor: Boat Cruise with Blue Cave Swim and Submarine Base

The best part of this Kotor boat trip is the variety packed into three hours: old islands, wartime ruins, submarine tunnels, and a swim in startlingly clear water. I like the fast speedboat ride for covering a lot of the bay, and I like the mix of scenery and history rather than getting only a beach stop. The main thing to know is that swimming inside the Blue Cave itself is not guaranteed. Boats can crowd its entrance, so the skipper may take you to a nearby cove instead.

I also like the practical touches: bottled water, snorkeling masks, onboard Wi-Fi, shade, music, and life-saving equipment. Guides such as Andre, Marko, Peter, and Igor have been praised for being friendly, careful, and good at explaining the sites. Bring a towel and a light jacket, since the open water can feel chilly even on a warm day.

Key points to know before you go

• Three hours, four very different stops: See Our Lady of the Rocks, Mamula Island, the Blue Cave area, and former Yugoslav submarine tunnels.
• A real speedboat ride: The boat moves quickly between stops, giving you wide views of Perast, Tivat, Porto Montenegro, and Herceg Novi.
• Swimming is part of the plan: You get about 25 minutes for swimming and snorkeling, usually near the Blue Cave or in a quieter nearby cove.
• History comes with the scenery: Your skipper explains Mamula’s World War II concentration camp and the military use of the submarine tunnels.
• Small groups can make a difference: Some departures have had only six to eight people, while the boat can hold considerably more.
• Good value at $56: Transport, water, masks, and safety gear are included, but the Our Lady of the Rocks church costs an extra €2.

Why this speedboat trip works so well in Kotor

Kotor Bay is beautiful from shore, but the water gives you a much better sense of its shape. The mountains rise sharply around the bay, while old stone towns and modern marinas line the coast. From a speedboat, you can connect several places that would take much longer to visit by road.

At $56 per person, this is a strong value if you want a quick taste of the bay beyond Kotor’s old town. A three-hour boat trip is long enough to reach the outer sights but short enough to fit around a morning walk, an afternoon in the old town, or a cruise-ship schedule.

The trip is active without being an all-day commitment. You will spend much of the time seated on the boat, but you should be comfortable with wind, spray, quick movement, and getting in and out of the water. This is not a quiet sightseeing cruise with a long lunch stop. It is a compact outing built around speed, views, short history talks, and one main swim.

Starting near Kamelija shopping center

You meet at the MontenegroGlobe agency, close to Kamelija shopping center and only a few minutes from Kotor’s old town and the Port of Kotor. That location is useful if you are staying in central Kotor or arriving on foot from the waterfront.

Parking is a different matter. Kotor is known for difficult parking, so I would not plan to drive into town at the last minute and hope for an easy space. If you are staying outside the center, allow extra time for traffic and parking.

The tour is offered in English with a live guide. Several skippers are named in the excursion details and guest feedback, including Marko, Marco, Andre, Andrey, Peter, Andreas, and Igor. The exact guide depends on the departure, but the strongest pattern is clear: the skipper is central to the experience. You are not just handed a boat ride and left to guess what you are seeing.

The boat includes a fridge, music, Wi-Fi, and shade, with bottled water supplied. A small group can make the ride feel especially comfortable. One departure carried only eight people on a boat that could seat 22, while other outings had six people. Group size can change, so do not assume every departure will be that spacious.

Our Lady of the Rocks and the view toward Perast

The first major stop is Our Lady of the Rocks, an artificial island near Perast. Local fishermen began creating it in the 15th century, and the island remains one of the most distinctive sights in the bay.

You have about 20 minutes here for a visit and photos. That is enough to walk around, see the church exterior, and take in the view across the water, but it is not a leisurely island tour. If you want to enter the Church of Our Lady of the Rocks, admission costs €2 per person and is not included.

The church contains 68 paintings by Tripo Kokolja, a well-known 17th-century Baroque artist from Perast. The interior is therefore worth considering if you care about art and local culture, but you will need to keep an eye on the clock.

The boat approach is part of the appeal. Perast’s old stone buildings sit low along the shore, backed by steep mountains. From the water, the town looks especially photogenic, and the short stop gives you a chance to photograph both the island and the coast.

I would not treat this as a full visit to Perast. You mainly see it from the boat and from the island. If Perast is high on your list, return later by land for a slower look.

Mamula Island and its difficult past

The boat then heads out toward Mamula Island, where a round fortress occupies much of the shore. The structure was converted into a concentration camp by the Italians during World War II, and your local skipper explains that history during the approximately 10-minute photo stop.

This is a brief visit, not a full fortress tour. You see Mamula from the water and hear its story while the boat pauses nearby. That limitation matters. The stop is useful for context and photography, but it will not satisfy you if you want to explore every room or spend a long time on the island.

Still, I appreciate the inclusion of Mamula. The bay is easy to admire as a postcard scene, and the fortress adds a more serious layer. Its walls are not simply picturesque ruins. They are tied to imprisonment and wartime suffering.

Your skipper’s explanation can make this stop far more meaningful. Guides such as Peter, Andre, and Marko have been praised for giving enough background without turning the trip into a long lecture. The best approach is to listen during the pause, take your photos, and then let the boat carry you onward.

Swimming near the Blue Cave

The Blue Cave is the headline attraction for many people. Sunlight enters through the cave opening and reflects off the water and rock, creating the famous blue glow. The boat usually pauses in the area for swimming and snorkeling, with about 25 minutes in the water.

Here is the practical catch: the tour description presents this as a Blue Cave swim, but the water stop is not always directly inside the cave. The entrance can become crowded with other boats, and conditions may make an inside swim unsuitable. In those cases, the skipper may take you to a nearby quiet cove, sometimes a better place for an actual swim.

That is not necessarily a downgrade. Several outings have included swimming in clear water away from the cave, with fish visible below and fewer boats around. You may enter the cave for photographs, then swim outside where there is more room. The exact order can change, too. A skipper may switch the cave visit and swim stop to find calmer water or a less crowded moment.

Snorkel masks are provided, and life-saving equipment is on board. If you are not a confident swimmer, tell the guide before getting in. One skipper supplied life jackets and helped nervous swimmers back onto the boat. You should still bring swimwear and a towel, and you may want your own waterproof phone case for pictures.

The water can look almost unreal in bright weather, but the boat stop is active rather than polished. You may climb back aboard by a ladder, deal with waves, and share the water with other boats. If you want a long, peaceful swim, this is not the right format. If you want a memorable splash in clear water as part of a wider sightseeing trip, it works very well.

Former Yugoslav submarine tunnels

The final major sight is the entrance to former submarine tunnels built by the Yugoslav Army. The boat pauses for about five minutes, giving you time to see the dark openings cut into the coast and take photographs.

You do not go inside the tunnels. This is an exterior viewing stop, so keep your expectations in check. The value comes from seeing a military site that is easy to miss from land and hearing how the tunnels fit into the region’s more recent past.

The stop also breaks up the natural scenery. After old islands, seaside towns, and bright water, the concrete and shadow of the tunnels feel stark. It is a small detail, but it gives the trip a better sense of place. You are not only moving from one scenic photo to another.

Speed, scenery, and comfort on the water

The boat ride between stops takes up most of the excursion. The published schedule allows roughly 20 minutes to reach Our Lady of the Rocks, 30 minutes toward Mamula, 10 minutes to the Blue Cave, 15 minutes to the submarine tunnels, and another 30 minutes back to Kotor.

That adds up to a lot of open-water time, which is exactly why the speedboat matters. You can cover the outer parts of the bay without spending the day in transit. The ride itself becomes one of the attractions as towns slide past and the coastline opens up.

Expect music on board, plus wind and sea spray. In hot weather, shade and spray can make the ride more comfortable, but you should still pack sunglasses. In October, the water can feel chilly, especially on the faster stretches. A midday departure may be more comfortable than an early morning one in the cooler season, and a light coat is a smart addition.

The boat has been described as clean, new, comfortable, and shaded. That does not mean the ride is perfectly smooth. High waves can occur, and the tour may be canceled in poor weather. If you are prone to motion sickness, sit where the skipper advises and avoid arriving on an empty stomach.

Guides often add small personal touches. Marko has offered raincoats during a sudden storm, and other skippers have helped with swimming equipment, checked on nervous passengers, and adjusted the route to find safer or quieter conditions. Those choices matter more than onboard extras when the weather changes.

Who will get the most from this tour

I would recommend this trip to you if you want to see several Kotor Bay sights in one morning or afternoon and enjoy moving quickly between them. It suits couples, solo visitors, families with older children, and anyone staying in Kotor for only a short time.

Solo travelers can find the small-group setting social without needing to arrange a private boat. The mix of passengers also makes this an easy activity if you are traveling alone and want a shared experience.

It is a good choice for people who like a little history with their swimming. Mamula and the submarine tunnels are short stops, but they keep the trip from feeling like a simple beach transfer.

I would think twice if you need step-free access, dislike speedboats, or want an extended visit at any one site. The experience is not suitable for wheelchair users, and it is not intended for people over 95. Pets and bicycles are not allowed.

The tour can also be canceled if weather is poor or if the minimum group size is not reached. Free cancellation is available up to 24 hours before departure, and you can reserve now and pay later, which helps if your plans are still shifting.

What to bring and what costs extra

Pack sunglasses, swimwear, a towel, and a camera. A light jacket is useful outside the hottest summer months, especially on the return ride. Bottled water and a snorkeling mask are included, but food and extra drinks are not.

The only listed admission charge is the €2 entrance fee for the Church of Our Lady of the Rocks. If you are watching your budget, you can simply enjoy the island and exterior views without entering.

At $56, the included boat transport and equipment make the price reasonable. You are paying for access to distant parts of the bay, not just a short harbor cruise. The main value comes from combining four kinds of sights in three hours, with the skipper handling the route and safety.

Should you book the Kotor Blue Cave boat trip?

Book it if you want a lively, efficient introduction to Kotor Bay with real speed, strong scenery, a short swim, and useful historical context. The guides are a major part of the experience, and names such as Andre, Marko, Peter, and Igor have been associated with friendly, careful service.

Just adjust your expectations about the Blue Cave. You may see the blue glow and swim nearby rather than paddle inside the cave itself, particularly when other boats crowd the entrance. If that sounds acceptable, this is a well-priced way to get beyond Kotor’s old town and see the bay from its best angle: the water.

FAQ

Where does the Kotor boat tour meet?

Meet at the MontenegroGlobe agency near Kamelija shopping center, a few minutes from Kotor’s old town and the Port of Kotor.

How long does the boat trip last?

The excursion lasts three hours, including the boat rides and stops.

What language is the tour conducted in?

The live tour guide speaks English.

Does the tour include swimming?

Yes. The trip includes swimming and snorkeling for about 25 minutes near the Blue Cave area. Depending on crowding and conditions, swimming may take place in a nearby cove rather than inside the cave.

Are snorkeling masks included?

Yes. A snorkel mask and life-saving equipment are provided, along with one bottle of water.

Is entry to the Church of Our Lady of the Rocks included?

No. Entry costs €2 per person and must be paid separately.

Can the tour be canceled?

Yes. The tour can be canceled because of poor weather or if the minimum number of participants is not reached. You can cancel up to 24 hours in advance for a full refund.

Is the excursion suitable for wheelchair users?

No. The activity is not suitable for wheelchair users. Pets and bicycles are also not allowed.