Dubrovnik: Blue Cave Afternoon Speedboat Tour with Drinks

Dubrovnik’s best water adventure is less about sitting on a boat and more about getting wet. This five-hour speedboat trip takes you from the Old Town harbor to Kolocep’s Blue Cave, a set of Green Caves, Sunj Beach, and Lokrum. You can swim, snorkel, float, sunbathe, and, if you dare, jump from the rocks.

I like the mix of active and easygoing stops. The cave swims give the outing its real character, while Sunj Beach offers a welcome stretch of sand and shallow water. I also like that guides such as Petra, Zoki, Oliver, and Dorian stay close during the cave sections and help less confident swimmers. The main consideration is simple: you need to be comfortable in open water to enjoy every part of the trip, especially the smaller caves.

Key points to know before booking

• The Blue Cave glows from inside: Light enters through a crack in the rock and casts blue shapes across the cave walls.
• The Three Green Caves are more active: Some passages require swimming under the rock, climbing over stone, or swimming back around the peninsula.
• Sunj Beach gives you two hours to slow down: Its shallow water and roughly 100-meter sandy shore suit families and sunseekers.
• The boat moves fast: The speedboat can reach about 40 miles per hour, making the ride part of the fun.
• Drinks are included: You receive bottled water, soda, beer, and wine, but food at Sunj Beach costs extra.
• A waterproof phone case is worth packing: You will want photos inside the caves, and your regular phone is not a good match for salt water.

Why this five-hour sea trip works so well

Dubrovnik is famous for stone walls, tiled roofs, and crowded lanes. From the water, you get a useful change of view. The Old Town looks compact and fortified from offshore, while the modern part of the city spreads behind it. This opening boat ride gives you the classic wall photograph without asking you to squeeze through another busy viewpoint.

The speedboat carries the mood of a sea safari rather than a formal sightseeing cruise. You feel the wind, take in the islands, and reach the swimming stops quickly. The boat ride takes about 25 minutes at the start, then shorter hops connect the caves and beaches. That matters on a half-day outing: you spend most of the time doing something, not simply crossing water.

The trip is priced at $82 per person. I consider that fair value if you plan to use the swimming stops, snorkeling equipment, included drinks, and beach time. A basic boat ride might cost less, but this outing combines transport, a guide, safety gear, several swim locations, and time at one of the area’s best beaches. Food is not included, so allow extra money for lunch or drinks at Sunj.

Setting out from Dubrovnik’s Old Town harbor

The meeting point is at Ribarnica ul. 1, near the Old Town harbor. Look for the yellow Vagabundo sign. This is worth noting because the harbor has many boats, and one person had trouble spotting the meeting point at first. A quick call brought the staff member out with the sign, but arriving a little early will make the start calmer.

Once aboard, you get a life jacket and an introduction from the English-speaking guide. The boat then heads away from the harbor, giving you views of Dubrovnik’s walls, shoreline, and Lokrum in the distance. The ride can be lively, especially at higher speed, so keep your sunglasses secure and hold onto small items.

The boat is described as comfortable, but this is still an open speedboat, not a shaded ferry. Bring a hat, sunscreen, swimwear, and a towel. You should also expect spray and wind. I would keep cameras and phones in a waterproof case, particularly if you plan to photograph the caves from the water.

Kolocep’s Blue Cave and the first swim

The Blue Cave sits on the south side of Kolocep Island. Its color comes from a crack in the stone that lets in daylight. That light passes through the water and reflects onto the cave walls, creating the blue effect that gives the place its name.

The boat stops outside the entrance rather than taking you deep inside. With snorkeling equipment provided, you can swim toward the opening and look into the cave from the water. The scheduled stop lasts about 30 minutes, so this is a focused visit rather than a long beach break.

The Blue Cave is pretty, but it is also a natural space, not a staged attraction. Conditions, light, and the number of people in the water affect what you see. The best experience comes from getting in the water and looking around, not simply taking a quick photograph from the boat.

You do not have to force yourself into the cave. The guides stay present and give instructions, and the equipment makes the swim easier. Still, you should be comfortable in the sea. One useful detail from the trip is that the guide can help you enter and leave the boat, and guides have stayed close to people who were less confident in the water.

The Three Green Caves for stronger swimmers

After roughly ten minutes by boat, you reach the Three Green Caves on Kolocep. This is where the trip becomes more adventurous. You can swim around the eroded rock, snorkel near the boat, and explore smaller cave sections with the guide.

The first and second caves are generally the easier parts. The second can feel tight, particularly if you dislike enclosed spaces. The third demands more effort. You may need to swim underwater for short passages, climb over rock, and then swim around the peninsula to return to the boat.

The underwater sections are reported as less than a meter deep in at least one passage, but that does not make them effortless. You still need to hold your breath, move through confined water, and remain calm. The longer swim around the rock can leave a moderately fit swimmer winded.

This is the section where the guides matter most. Oliver has been praised for swimming alongside the group and helping people through the caves. Dorian has explained the activity clearly and stayed present at each cave. Petra has helped nervous swimmers tackle parts they initially feared. The important point is that the guides do not force anyone into a cave. You can stay near the boat, swim in open water, or choose only the passages that suit you.

Water shoes are a smart addition because some rock surfaces are uneven. They are not listed among the required items, but they can make getting onto the rocks more comfortable. If you are claustrophobic, pregnant, or not a strong swimmer, skip the tighter passages and enjoy the open-water part instead.

Two hours at Sunj Beach on Lopud

The boat then heads to Sunj Beach on Lopud, one of the most popular beaches near Dubrovnik. You get about two hours here, making it the longest stop of the day and a useful break after the cave swims.

Sunj has a sandy shore stretching for about 100 meters. The water is gentle and shallow, which makes it the most family-friendly part of the outing. Children can play close to shore, while adults can swim, sunbathe, or take a walk along the beach.

Two restaurants offer food and drinks, but these are not included in the tour price. The beach also has sun loungers available when you purchase something. The exact meal choice is up to you, though one visitor specifically enjoyed the calamari. Bring some spending money if you want lunch rather than relying on the drinks supplied on the boat.

You can also rent electric vehicles to cross to the other side of inhabited Lopud. This option is not part of the core tour, so think of it as an extra for people who want to see more of the island during the free period. Most people will probably prefer to keep things simple, swim in the shallow water, and enjoy the rare chance to sit on sand during a boat-based day.

The two-hour pause keeps the schedule from feeling like nonstop activity. After fast rides and cave swims, you get time to dry off and reset. Depending on the start time and season, the beach may also provide warm evening light. One trip caught the sunset at Sunj, though sunset timing will not apply to every departure.

A wine stop with Lokrum views

The return route includes a stop near Lokrum Island. The stated schedule allows about 15 minutes for a photo stop and swimming, with wine and other drinks available during the trip. This is a short final pause, but it gives you another chance to get into the sea or simply look back toward Dubrovnik.

Lokrum is close to the city, yet it feels separate when viewed from the water. The stop also gives the day a relaxed finish after the more physical cave section. A glass of wine while looking toward the island is exactly the kind of small touch that makes this more than a transfer between beaches.

Some outings have included cliff jumping at a local spot near Lokrum, with heights reported up to about nine meters. Treat this as an optional activity, not a promise that you must jump. You can remain on the boat or swim without taking the leap. The guides make clear that nobody is pushed to jump, and that choice is important for a group with mixed comfort levels.

After Lokrum, the boat takes about 15 minutes to return to the harbor. The final approach gives you another view of the Old Town walls before you arrive back at Ribarnica ul. 1.

What the crew adds to the experience

The strongest part of this trip is the way the crew handles a mixed group. Names connected with the outings include Petra, Zoki, Oliver, Dorian, Christian, Marin, Mario, and Marin again in another account, so your exact guide and captain may vary. The common thread is an active guide who explains the cave sections, watches swimmers, and keeps the mood light.

That support is especially useful if your group includes children or a solo participant. A parent described Christian keeping an eye on confident children while adults stayed near the boat. Solo participants can also take part, provided they are comfortable with the water and follow the guide’s instructions.

The safety approach does not remove every risk. Cave swimming involves slippery rock, confined spaces, and open water. You should listen carefully, wear the life jacket when instructed, and skip any section that feels beyond your ability. The tour includes insurance and a life jacket, but those do not replace sensible choices.

The guides also seem to understand that people want different versions of the day. One person might swim through every passage and jump from the rocks. Another might snorkel near the boat and spend the afternoon at Sunj. Both can have a good time.

Who should book this tour?

I would choose this trip if you want several distinct experiences in one half-day: fast boating, cave swimming, snorkeling, a sandy beach, island views, and optional cliff jumping. It suits couples, groups of friends, active families, and solo visitors who are happy joining a shared boat outing.

It is particularly good for people who do not want to spend an entire day on a boat. The five-hour length gives you plenty of water time while leaving part of the day free in Dubrovnik. The $82 price also makes more sense if you use the equipment and drinks and stay for the full route.

I would be more cautious if you dislike speed, sun, or wet clothes. The boat can reach 40 miles per hour, and there is no hotel pickup or drop-off. You must reach the harbor yourself. The tour is not suitable for pregnant women or wheelchair users, and the most interesting cave sections are not a good match for weak swimmers or people who dislike tight spaces.

Pack a towel, swimwear, sunscreen, sunglasses, and a sun hat. Add water shoes and a waterproof phone case if you have them. Bring money for food at Sunj, since lunch is not included.

My call: book it if you want action, not a quiet cruise

I recommend this tour for an active half-day around Dubrovnik. The Blue Cave gives you the signature photo, the Three Green Caves provide the real adventure, and Sunj Beach prevents the day from becoming one long swim. Included beer, wine, soda, water, snorkeling gear, and a life jacket strengthen the value.

Book it if you can swim comfortably and like choosing your own level of adventure. Skip the tight caves and cliff jump if you want. The trip still works as a scenic boat ride with snorkeling and beach time. If you want a calm, fully accessible cruise or a guaranteed quiet beach, choose something else.

Free cancellation is available up to 24 hours before departure, and you can reserve now and pay later. That flexibility helps when sea conditions or your Dubrovnik plans are still shifting.

FAQ

Where does the Dubrovnik speedboat tour meet?

The meeting point is Ribarnica ul. 1 near the Old Town harbor. Look for the yellow Vagabundo sign.

How long does the tour last?

The experience lasts five hours. The listed route includes around 30 minutes at the Blue Cave, one hour at the Three Green Caves, two hours at Sunj Beach, and about 15 minutes near Lokrum.

Are drinks included?

Yes. Bottled water, soda, beer, and wine are included. Food is not included, so you will need to pay separately for a meal or drinks at Sunj Beach.

Is snorkeling equipment provided?

Yes. Snorkeling equipment and a life jacket are included, along with the speedboat, guide, and insurance.

Do I need to be a strong swimmer?

You should be comfortable swimming in open water to enjoy the full experience. The tighter Green Cave passages can require short underwater swims, climbing over rock, and a longer swim around the peninsula. You can skip those sections and remain near the boat.

What should I bring?

Bring sunglasses, a sun hat, swimwear, a towel, and sunscreen. A waterproof phone case and water shoes are also useful for cave swimming, though they are not listed as required items.