Kotor: Blue cave speedboat tour for a lifetime memories

The best part of this Kotor speedboat ride is the variety packed into one outing: a former military tunnel, a glowing sea cave, and the small church island of Our Lady of the Rocks. You get open-water views of Kotor Bay without spending a full day on a boat.

I like the $22 starting price, which makes this one of the more tempting ways to see several bay highlights in one go. I also like the mix of swimming and sightseeing, especially the 20 to 25 minutes set aside for the Blue Cave when the sea is calm enough.

The catch is that this is a real speedboat ride, not a gentle harbor cruise. Waves can make the trip rough, and bad weather has caused the Blue Cave stop to be cancelled. If you have young children, are pregnant, or have heart problems, choose another outing.

Key points to know before you book

• Three very different stops: See a former Yugoslav navy submarine tunnel, swim at the Blue Cave, and visit Our Lady of the Rocks.
• Fast open-water travel: The boat covers a lot of Kotor Bay, with views of Perast, Rose, Porto Novi, Mamula, and Arza.
• Blue Cave access depends on weather: Rough seas have led to cancellations and alternate swimming stops.
• A good value at $22: The fare includes passenger insurance, a complimentary drink, and Wi-Fi.
• Small-group or private choices: Pickup may be available at a location near your accommodation in Kotor Bay.
• Expect a lively ride: One part of the trip takes about 35 minutes, and the boat can move sharply over waves.

Why this speedboat trip works well in Kotor Bay

Kotor Bay is easy to admire from the waterfront, but the best sense of its scale comes from the water. This trip gets you away from the old town and into the wider bay, where steep coastal slopes, small settlements, old forts, and islands appear one after another.

The route is also nicely balanced. You are not asked to spend three hours looking at one type of sight. The submarine tunnel gives you a quick piece of military history, the Blue Cave supplies the swimming and sunlight, and Our Lady of the Rocks adds a cultural stop before you return to Kotor.

The boat moves quickly, so you can cover a wide section of the bay in a half-day or less. That speed is useful, but it is also the main physical demand. I would not choose this tour if you want a quiet, slow ride with long commentary. I would choose it if you want to see more than Kotor town and enjoy being on the water.

English and Serbian are offered, and private or small-group formats are available. The exact meeting or drop-off point depends on the option you reserve. Return points include Kotor Bay Connect, Park Slobode, and Kotor.

Leaving Kotor with the wind in your face

The boat begins at Kotor Park or another selected pickup point, depending on your booking. Optional pickup may be available somewhere in Kotor Bay near your accommodation, which is useful if you are staying outside the old town.

Once underway, the ride opens into a long sightseeing stretch. The planned boat time is about 35 minutes before the first stop, so this is not merely a short transfer to a nearby swimming spot. You get a broad look at the bay and its shoreline.

The route passes views connected with Kotor, Perast, Porto Novi, Rose, Mamula, and Arza. Some of these are seen from the boat rather than visited, so keep your camera ready. The trip also passes small islands and fortifications, including Mamula Island, Fort Arza, and the islet of Our Lady of the Rocks.

This is where the speedboat format earns its place. A slower boat could offer more comfort, but the speed lets you reach the outer parts of the bay and return within roughly three hours. You also get the simple pleasure of sea air, sun, and a clear view that is hard to match from a road.

Inside a former Yugoslav submarine tunnel

The first stop is one of three old submarine tunnels built and used by the Yugoslav navy in the 1970s. The named tunnels are Rakite, Spilice, and Rose, though the exact tunnel used on your trip can vary.

You spend only about five minutes here, so think of it as a quick look rather than a full museum visit. The interest comes from the setting. These narrow military spaces were made to hide submarines, and seeing one from a small speedboat gives you a direct sense of how the coastline was used for defense.

The stop also breaks up the ride at a good point. After the first open-water run, you get a short pause before continuing toward the Blue Cave. Bring your phone or camera, but do not expect a long guided talk or a large indoor attraction. The tunnel is compact, atmospheric, and best appreciated as one piece of a larger route.

Several people who have taken the trip particularly liked the tunnel and the boat handling. The guide may give brief explanations as you pass or stop at the site, and the quality of that commentary can add a lot to a five-minute visit.

Swimming at the Blue Cave

The Blue Cave is the trip’s headline stop. Sunlight enters the cave and reflects through the seawater, producing the blue glow that gives the place its name. The effect is strongest when the light, water, and weather cooperate.

The scheduled stop allows about 20 to 25 minutes for swimming and free time. That is enough for a quick swim and a look around, but it is not a long beach break. Wear swimwear under your clothes if you want to get in without wasting time, and keep your belongings secure on the boat.

The water inside or near the cave is the reason many people choose this outing. You can swim in the turquoise water and enjoy the unusual light, then climb back aboard for the return route. The stop is much more active than simply taking photographs from a deck.

You need to treat the Blue Cave as weather-dependent. Strong wind and heavy rain have caused this section to be cancelled. Rough waves have also made the cave unsafe or unpleasant on some departures. On those days, the boat may offer an alternative swimming stop, or the group may continue to another part of the route.

One important point concerns the ride itself. A speedboat can bounce hard in choppy water, especially on the way to the cave. A family with small children found the motion frightening, and the boat did not slow enough for them to feel comfortable. If you are sensitive to movement, ask about sea conditions before departure and consider choosing a calm-weather time.

The Blue Cave can also feel crowded when several boats arrive together. A midday departure may put you in the water at the same time as many other groups. That does not erase the natural appeal, but it can make the swimming area feel less peaceful.

Our Lady of the Rocks and the return to Kotor

On the way back, the boat stops at Our Lady of the Rocks for about 20 to 25 minutes. The islet is artificial, small, and home to a church. It combines a short cultural visit with a striking setting in the middle of the bay.

This stop gives the tour a welcome change of pace. After the speed and swimming, you can walk around, take photographs, and look across the water toward Perast. The island is not large, so the visit is compact rather than a long walking tour.

The islet matters because it shows another side of the bay. Kotor is not only about stone walls and mountain views. Its identity is tied to water, churches, small settlements, naval sites, and islands that have been used and reshaped over many centuries.

Allow enough time to get on and off the boat safely and follow the guide’s instructions. The stop is designed as a visit and photo break, not an extended independent exploration. Afterward, the boat returns toward Kotor, with an expected final ride of about 20 minutes.

What the three-hour schedule really means

The published duration can range from 90 minutes to three hours, depending on the selected option and conditions. The full route described here adds up to about three hours, including boat travel, the tunnel, the Blue Cave, and Our Lady of the Rocks.

The longer boat sections are important to understand. The listed route includes about 35 minutes to the tunnel, 25 minutes onward to the Blue Cave, 45 minutes from the cave area toward the islet, and another 20 minutes back to Kotor. You spend a good part of the outing moving, not just standing at stops.

That is good news if you want broad sightseeing in a short window. It is less appealing if your priority is a long swim or a relaxed visit at one island. Check the exact departure option and duration before paying, since the advertised time varies.

The boat includes a complimentary drink, Wi-Fi, and passenger insurance. At $22 per person, that is strong value if the full route operates. You are paying for transportation, several scenic stops, and a boat experience rather than separate admission to a major attraction.

The price should also be read with realistic expectations. It is not a luxury yacht outing with extensive time at each site. Weather can change the route, and the ride is shared unless you select a private option. Still, for a low-cost way to connect Kotor, the outer bay, the Blue Cave, and Our Lady of the Rocks, the fare is appealing.

Who should book it, and who should skip it

I would recommend this tour to you if you have limited time in Kotor and want several distinct experiences in one outing. It works especially well for people who like a bit of speed, want the chance to swim, and prefer an active trip over a long walking tour.

It also suits couples and small groups who want a scenic ride with a few memorable stops. The complimentary drink and Wi-Fi are small extras, but they help during the longer stretches between sites. A private option may be worth considering if you want more control over the group atmosphere.

Families need to think carefully. The boat’s movement can be strong, and the route is not suitable for babies under one year. Pregnant women and people with heart problems are also advised not to take part.

I would also be cautious if the weather forecast calls for wind or heavy rain. The submarine tunnel and Our Lady of the Rocks may still be possible, but the Blue Cave can be cancelled. One bad-weather departure turned into a visit to Perast with time for lunch instead, which can be a pleasant alternative, but it is not the experience you originally booked.

The guide can make a real difference. English and Serbian are available, and the best departures include clear explanations of the sights and confident boat handling. You may hear short descriptions as you pass the forts, villages, and islands rather than receive a long lecture.

Practical tips for a smoother ride

• Bring swimwear, a towel, and a way to protect your phone from splashes.
• Wear shoes that are easy to remove or secure if you plan to swim.
• Keep a light layer with you. The boat can feel cool when moving fast, even on a sunny day.
• If you dislike rough motion, ask about the sea before leaving and avoid a departure in poor weather.
• Do not count on the Blue Cave operating in strong wind or heavy rain.
• Choose a private or small-group option if you want a quieter boat setting.
• Confirm the meeting point, since pickup locations vary by booking option.
• Check the exact duration. Some options may be shorter than the full three-hour route.

Should you book the Kotor Blue Cave speedboat tour?

Book it if you want a lively, good-value outing that combines scenery, swimming, military history, and a small island visit. At $22, the full route offers a lot for the money, and the variety keeps the trip from feeling repetitive.

Skip it if you want a calm boat ride, dislike waves, or would be disappointed by a Blue Cave cancellation. The strongest choice is to book on a clear, settled day, confirm the exact route, and treat the cave as a welcome possibility rather than a guarantee.

FAQ

How long does the Kotor Blue Cave speedboat tour last?

The available options range from 90 minutes to three hours. The full route with the submarine tunnel, Blue Cave, and Our Lady of the Rocks is planned for about three hours.

Where does the tour start?

The tour starts in Kotor, commonly at Kotor Park. The exact meeting point can vary according to the option booked.

Can I be picked up near my accommodation?

Optional pickup may be available at a location in Kotor Bay close to your accommodation. The available pickup point depends on the booking option.

What stops are included?

The route includes a former Yugoslav submarine tunnel, the Blue Cave, and the islet of Our Lady of the Rocks. The boat also passes sights around Kotor Bay, including Perast, Porto Novi, Rose, Mamula, and Fort Arza.

Can I swim at the Blue Cave?

Yes. The Blue Cave stop includes free time for swimming, usually for about 20 to 25 minutes. Swimming may not be possible if sea conditions are unsafe.

What happens if the weather is bad?

The Blue Cave portion may be cancelled in strong wind, heavy rain, or rough seas. An alternative swimming location or a stop in another place may be offered, depending on conditions.

What is included in the price?

Passenger insurance, a complimentary drink, and Wi-Fi are included.

Who should not take this tour?

The activity is not suitable for pregnant women, people with heart problems, or babies under one year. The speedboat can move sharply in rough water.