Dubrovnik: Blue Cave Tour by Speedboat

The best part of this Dubrovnik trip is the variety packed into four hours: sea caves, open-water swimming, and a sandy beach. You ride an open speedboat around the nearby islands, swim into the Blue Cave and Three Green Caves, then finish at Šunj with time for a beach bar and a cocktail.

I like the easy mix of activity and rest, and I like that snorkeling gear, drinks, fuel, and a waterproof bag are included. The main catch is simple: you need to swim to enter the caves and walk through shallow water to reach the beach. The open boat also means wind, spray, and strong sun, so this is not a gentle sightseeing cruise.

Key points

• Three separate water stops: The Blue Cave, Three Green Caves, and Šunj Beach each offer a different kind of coastal fun.
• Four hours is efficient: You get a good taste of Dubrovnik’s nearby islands without giving up a full day.
• Swimming is required: Cave access involves swimming, and the beach requires a short walk through shallow water.
• Drinks are included: Water, beer, wine, and Coca-Cola are available on the boat.
• The boat is open: Expect sea breeze and spray, but no toilet, luggage storage, or shelter from the sun.
• The meeting point needs attention: Several boats leave from the same area, so look for Antonio, a red shirt, or Adriatic Boat Tours.

What this four-hour boat trip is really like

This is a shared group outing rather than a private charter. You meet near the Dubrovnik social sciences library, listed as Knjižnica za društvene znanosti, and then board a speedboat for a quick run out toward Koločep Island.

The boat ride is part of the attraction. You feel the wind, catch sea spray, and get a wide view of the water as the city falls behind. It is much more active than a slow harbor cruise, and the open design makes the ride exciting. It also makes the weather matter. Bring a light layer if the day is cool, and protect yourself from the sun if the sky is clear.

At the meeting point, look for Antonio, someone in a red shirt, or the Adriatic Boat Tours name. Several boats can depart from the same area, so do not simply walk up to the first vessel you see. Give yourself enough time to find the right crew and confirm the boat before departure.

The crew speaks Croatian and English. Captain Mario has earned praise for his boat handling, music choices, and friendly atmosphere, though the captain may vary by departure.

The Blue Cave at Koločep Island

The Blue Cave is scheduled as the first major stop, after about 30 minutes on the speedboat. You get around 30 minutes here for swimming, snorkeling, and exploring the cave.

The appeal is the change in light inside the cave. Clear water and reflected daylight create the blue effect that gives the cave its name. You do not simply look at it from the deck. You enter by swimming, so the stop feels more like a small aquatic adventure than a standard photo stop.

The boat carries snorkeling gear, which saves you from packing your own mask and snorkel. A waterproof bag is also included for small belongings, a useful extra when you are moving between a wet boat and the water.

You should take the swimming requirement seriously. The cave is not reached by a dry walkway, and the time inside is limited. If you are a confident swimmer, 30 minutes gives you enough time to get in, look around, and snorkel without feeling rushed. If you are uncomfortable in open water, this may be the most demanding part of the trip.

The Blue Cave is also a good reason to use sunscreen before boarding rather than waiting until you are on the water. You will spend much of the day exposed to the sun, and reflective water can make the heat feel stronger.

Three Green Caves and 45 minutes in the water

After the Blue Cave, the speedboat takes about 10 minutes to the Three Green Caves on Koločep. This stop lasts roughly 45 minutes, giving you more time than at the Blue Cave for photos, swimming, and snorkeling.

The Three Green Caves feel less like a single famous attraction and more like a chance to explore a small group of natural openings along the island. The stop works well after the Blue Cave because you already know how the boat and water access work. You can spend more time looking around instead of figuring out the basics.

You will likely want your camera here, but use a waterproof case or the supplied waterproof bag when you are not taking photos. The boat is open, and wet gear can quickly spread across the seating area.

This stop also shows why the tour is aimed at people who want to get in the water. From the boat, you see the caves, but the real point is swimming close to them and snorkeling in the clear water. You are not visiting a museum or walking through a formal site. Conditions depend on the sea and weather, so the exact feel of the stop can vary from one day to another.

The 45-minute visit is a useful middle ground. It is long enough to swim more than once and take photos, but short enough to keep the tour moving toward the beach.

Šunj Beach gives the tour a softer finish

The final stop is Šunj Beach, reached after about 15 minutes by boat. You get around one hour here, and the stop can sometimes run to 90 minutes depending on the schedule and conditions.

Šunj is the relaxing part of the outing. Instead of climbing into another cave, you can put your feet in the sand, swim near shore, or settle at the beach bar with a drink or food. This sandy beach is a welcome contrast to the rocky coast and open-water swimming earlier in the trip.

Food is not included, but the beach bar gives you a place to buy something if you are hungry. Drinks on the boat are included, including water, beer, wine, and Coca-Cola, but you should bring a card and some cash in case you want to buy food or a beach drink.

You will need to walk through shallow water to reach the sandy beach. Wear flip-flops or shoes that can get wet, and do not expect to step directly from the boat onto dry sand. A towel is not provided, so bring one in your day bag.

Šunj is also the easiest place to use a restroom. There is no toilet on the speedboat, and the beach has the only restroom access noted for the outing. Use it before departure, then take advantage of the beach stop before the ride back.

The speedboat ride is part thrill, part compromise

A speedboat lets the tour cover the nearby islands quickly. The scheduled rides take about 30 minutes from the meeting point to the first stop, 10 minutes between the first two cave areas, 15 minutes to Šunj, and about 30 minutes back to Dubrovnik.

That adds up to a useful amount of sightseeing time rather than a day spent only in transit. You get several distinct stops within four hours, which is the strongest practical reason to choose this trip.

The compromise is comfort. This is an open-type boat, so you feel the wind and sea spray. You may also feel cold during the ride if the weather changes. People prone to seasickness should think carefully before booking, even though the speed and fresh air may suit some people better than a larger enclosed vessel.

There is no toilet, and large bags or luggage are not allowed. Bring only what you need for swimming and sun protection. Sunglasses, swimwear, sunscreen, a towel, flip-flops, a camera, a credit card, and some cash make sense. Keep valuable items secure and dry.

Smoking and pets are not allowed. Pregnant women, people with back problems, wheelchair users, babies under one year, and people over 70 are listed as unsuitable for this activity.

What is included for $82

At $82 per person, this is not the cheapest way to spend a morning or afternoon in Dubrovnik. The price makes more sense when you count the boat fuel, crew, snorkeling equipment, drinks, and waterproof bag, along with three separate stops.

You are also paying for time saved. Reaching the caves and Šunj independently would require arranging transport between the city and the islands, then organizing a boat or other water connection. This tour handles that in one compact outing.

The included drinks are a practical benefit rather than a luxury. You can have water throughout the trip, and beer, wine, and Coca-Cola are also available. Food, towels, and crew tips are extra, so budget for those if you want lunch or a beach bar stop.

I would call the value strongest for someone who wants active island time but has only half a day. It is less compelling if you mainly want a quiet beach visit, a private boat, or a long snorkeling session at one site. The group format keeps the price below a private charter, but you will follow the shared schedule.

The boat crew can shape the mood. Mario has been praised for smooth control and music, and good handling matters when boarding, stopping near caves, and moving between swimmers and the boat. Still, do not book this expecting a private guide focused only on your group.

Meeting point advice for a smoother start

The departure area is used by many tours and boats. Clear signs may not immediately identify the right vessel, so arrive early and look for Antonio, a red shirt, or the Adriatic Boat Tours name.

This is one small detail that can affect the whole morning. If you spend several minutes asking other crews where to go, you may feel rushed before boarding. Confirm the operator and boat before you settle in.

Hotel pickup and drop-off are not included. You need to make your own way to the meeting point and return there after the tour. The boat drops you back at the same location, which keeps the end simple.

The tour offers free cancellation up to 24 hours in advance and allows you to reserve while paying later. Those options help if your Dubrovnik schedule is still changing, but they do not cover a late arrival, a no-show, or a booking made for the wrong date.

Is the cave tour right for you?

I would choose this trip if you want a fast, active introduction to Dubrovnik’s island coast. It suits confident swimmers, couples, friends, and families with older children who are comfortable in an open boat and want more than a beach afternoon.

It is also a good fit if you like variety. The Blue Cave offers the famous visual moment, the Three Green Caves provide a longer swim and photo stop, and Šunj gives you sand and downtime. The changing pace keeps a short outing from feeling repetitive.

I would skip it if you dislike boat spray, become seasick easily, need frequent toilet access, or prefer a private and flexible schedule. You should also think twice if you do not swim well. Cave access is not a minor add-on here. It is central to the experience.

FAQ

How long is the Dubrovnik Blue Cave speedboat tour?

The tour lasts four hours, including the boat rides, cave stops, and time at Šunj Beach.

Where does the tour start and finish?

It starts and finishes at Knjižnica za društvene znanosti in Dubrovnik. Hotel pickup and drop-off are not included.

Which places does the tour visit?

The tour visits the Blue Cave at Koločep Island, the Three Green Caves on Koločep, and Šunj Beach.

Do I need to know how to swim?

Yes. You need to swim to enter the caves, and you should be a decent swimmer. You also need to walk through shallow water to reach Šunj Beach.

Are drinks and snorkeling equipment included?

Yes. Snorkeling gear is included, along with water, beer, wine, and Coca-Cola. Food and towels are not included.

Is there a toilet on the boat?

No. The speedboat has no toilet. The only toilet mentioned for the trip is at the beach, so use the restroom before departure.

Can I cancel the booking?

You can cancel up to 24 hours in advance for a full refund. Refunds are not available for a delay, no-show, or incorrectly booked date.

Should you book this tour?

Book it if you want three contrasting island stops in four hours, enjoy swimming, and value a ready-made boat trip with gear and drinks included. The excellent overall rating and praise for the caves, beach, music, and boat handling fit the experience described here.

Before paying, make sure you are comfortable with the open boat, the lack of a toilet, strong sun, and swimming into caves. If those conditions suit you, this is a brisk and enjoyable way to reach Dubrovnik’s nearby islands without giving up an entire day.