Dubrovnik: Blue Cave & Sunj Beach Boat Tour with Drinks

The best part of this four-hour trip is the chance to swim into Kolocep’s sea caves, where clear Adriatic water and filtered sunlight turn an ordinary swim into something special. You also get a proper beach break at Šunj, one of the few sandy beaches near Dubrovnik, rather than spending the whole outing bobbing beside a boat.

I like the small shared-boat feel and the easy mix of swimming, snorkeling, speedboat scenery, and free time. I also like that water, soft drinks, beer, and white wine are provided at the stops, a welcome touch after a cold swim. The catch is simple: this is an active trip, not a sightseeing cruise. You need solid swimming skills, and rough water can make the ride bumpy or prevent entry into a cave.

At a glance

• Swim through Kolocep’s Blue Cave, with crystal-clear water and a memorable glow inside.
• Explore the Three Green Caves, a natural formation reached from the water by swimmers.
• Spend about 90 minutes at Šunj Beach, with time for swimming, sun, food, or a walk.
• Ride a speedboat between Dubrovnik and the Elaphiti Islands, with scenic coastal views along the way.
• Enjoy a drink at each stop, including water, Coca-Cola, Fanta, beer, or white wine.
• Choose optional hotel pickup, or meet the boat at the dock beside Dubrovnik’s bus station.

Why this half-day boat trip works well

Dubrovnik gives you handsome stone streets, city walls, and crowded viewpoints. But the Elaphiti Islands offer a different side of the area: open water, quiet coves, low-key island scenery, and beaches reached most easily by boat.

This excursion keeps the plan simple. You board a speedboat, receive a safety briefing, and head out for three main stops: the Blue Cave, the Three Green Caves, and Šunj Beach. The boat ride itself takes roughly 15 minutes at the start, about 10 minutes between the cave stops, and around 20 minutes on the return to Dubrovnik.

That leaves the bulk of the four hours for swimming and beach time. I appreciate that balance. You are not trapped on the boat all morning, but you also do not spend the whole day in transit.

The current score is 4.8 from more than 2,200 ratings, with 90 percent of customers giving it a perfect mark. The praise is especially consistent around the guides. Mark is often described as funny and relaxed, while Erik, Anthony, Dominic, Dino, Roko, Matko, James, and Frank have all been singled out for safety, good conversation, and clear instructions.

You cannot request a particular skipper as part of the basic booking information, so treat those names as examples of the crew rather than a guarantee. The quality of the trip depends partly on the person at the helm, and the available feedback suggests that the company has several strong guides.

The speedboat ride from Dubrovnik

The meeting point is at the dock next to Dubrovnik’s bus station. That is useful if you are coming by public bus, and one customer specifically found it easy to reach the dock that way.

Hotel pickup and drop-off in the Dubrovnik city area can be added when you book the appropriate option. If you choose pickup, contact the operator by email, phone, or WhatsApp before the trip. The exact pickup time depends on your accommodation, and failing to confirm it puts you at risk of missing the boat.

Once everyone is aboard, the skipper gives a safety briefing. The speedboat then heads toward the Elaphiti Islands, with open views of the coast on the way. Speedboats make the journey exciting, but they also transmit more movement than a large excursion boat. If the sea is choppy, sit toward the back, as one useful tip from the trip experience suggests.

People prone to seasickness should think carefully before booking. You may also want a light sweater for the ride back, particularly outside the hottest summer weeks. Several late-October outings still had pleasant swimming conditions, but the air felt cooler after getting out of the water.

This is a shared tour, not a private charter. The group size can be small, with one outing including eight participants and a guide, but the exact number is not fixed in the supplied details. A smaller boat usually makes the cave stops feel more personal, though you will have less room than on a large vessel.

Kolocep’s Blue Cave

The Blue Cave is the most visually striking stop. You swim from the boat toward the entrance, then enter the cave through clear water. Inside, the light changes and the water takes on its famous blue appearance.

The sight is best understood as a short, natural spectacle rather than a grand cavern you explore on foot. You are in the water, near the rock walls, with time for photographs, snorkeling, and a look around before returning to the boat.

The stop is scheduled for about 30 minutes. That is enough time for a swim without turning the trip into a long single-site visit. Snorkeling equipment is included, and the water is clear enough that you might see fish around the rocky edges.

The name can create unrealistic expectations. Conditions matter. In October, some boats could not safely enter the Blue Cave or the Green Caves because of wind and waves. When that happens, the skipper may use alternate swimming or snorkeling spots instead. This is a real limitation, but it is also the correct approach. A cave entrance and choppy water are not worth a risky maneuver.

Afternoon light can give the Blue Cave a stronger color effect, according to one useful timing tip. Morning departures have another advantage: they may reach the caves and beach before the busiest periods. Choose morning if you care most about cooler temperatures and an earlier start. Choose afternoon if the cave’s changing light matters more to you.

Swimming through the Three Green Caves

The Three Green Caves provide a more active stop. Rather than simply looking at a cave from the boat, you swim through a natural rock formation and connect the experience with snorkeling and close views of the water.

You get around 30 minutes here. The crew explains how to approach the caves and how to make the most of the available swimming route. That guidance matters because the openings can feel less obvious from the water, and you need to remain aware of the rocks, current, and other swimmers.

This stop requires more than a casual paddle. The tour states clearly that swimming ability is essential. You should be able to enter the water, resurface, control your breathing, float, turn, and move to safety. A lifejacket, also called a personal flotation device, is available on request, but it does not replace swimming skills.

Non-swimmers should not book this activity. If you are uneasy in open water but can swim, tell the skipper before entering. The guides are expected to provide assistance and safety advice, but you remain responsible for being capable in the water.

The caves are not only about the swimming itself. Clear water, fish, rock walls, and filtered light give you something to observe between strokes. Bring an underwater camera if you have one. The supplied equipment includes snorkeling gear, but towels are not provided.

Šunj Beach and the 90-minute pause

Šunj Beach on Lopud is the relaxing part of the outing. After the caves, you get about an hour and a half to swim, dry off, eat, or simply sit on the sand.

Sandy beaches are less common along this rocky stretch of the Adriatic, so Šunj feels different from the usual stone-and-pebble coves. The beach stop gives you room to slow down after the faster boat ride and active cave visits.

You may find restaurants and beach facilities here, and toilets are available at the sandy beach. They are not available at the earlier cave stops, so use a toilet before checking in and do not count on facilities during the boat portion.

Sunbeds may be available, but one useful detail is that access can depend on buying food or a drink. That cost is separate from the tour price. You can avoid an unwanted expense by treating the beach as a swimming and sand break rather than assuming a lounger is included.

There is also more to Lopud than the beach. The supplied description points to a botanical garden and Franciscan Monastery, while one late-season outing included time to wander around the island. In 90 minutes, you may have to choose between a walk, food, and a long swim. The beach is the main purpose of the stop, so do not expect a full island tour.

The water around Šunj is repeatedly praised for its clarity and color. Families and couples who want an easy finish will likely enjoy this part most. If you dislike sitting on sand, the stop may feel long, but you can use the time for a drink, snorkeling, or a short walk.

Drinks, snorkeling, and what is really included

The boat provides one drink at each stop. Options listed include water, white wine, beer, Coca-Cola, and Fanta. Some people describe receiving refills or being able to drink more than one serving, but the formal inclusion says one drink at each stop, so plan around that wording.

This is a modest inclusion, yet it adds value. A cold drink after swimming is convenient, and you do not need to carry a large bag aboard. Alcohol is available, but use common sense. You still have to swim, climb aboard, and move around a small boat.

Snorkeling equipment is included. Towels are not. Bring your own towel, swimwear, and beachwear, and keep your belongings compact because large bags and luggage are not allowed.

The tour is built around water access, not a dry sightseeing alternative. If you prefer to stay aboard and watch others swim, ask about your comfort level before booking. Some crew members have helped less confident swimmers enjoy the scenery, but the stated requirement remains the ability to swim.

Is $74 a fair price?

At $74 per person, this is not the cheapest way to reach the Elaphiti Islands, but it offers more than a simple boat transfer. The price covers a four-hour excursion, skipper and crew, snorkeling equipment, drinks at the stops, and optional hotel transport if you choose the pickup version.

The value is strongest if you plan to swim. You are paying for direct access to the caves, a speedboat ride, a beach stop, and the time saved by combining several highlights in half a day.

It is less compelling if you mainly want a quiet ride or a long island visit. Šunj gets about 90 minutes, and each cave receives about 30 minutes. Those limits are useful for a first look, but they do not replace a full day on Lopud or a private boat charter.

The booking terms add flexibility: you can cancel up to 24 hours before departure for a full refund, and reserve now while paying later. But missed departures caused by a late cruise ship, delayed flight, bus, or taxi are not refunded. The same applies if you book the wrong date or fail to contact the operator about pickup.

Who should book this outing?

I would choose this trip if you want a compact water adventure from Dubrovnik and can swim confidently. It suits couples, friends, and families with older children who enjoy a bit of speed, snorkeling, and unstructured beach time.

It is also a good choice if you want to see the Elaphiti Islands without giving up a full day. The four-hour length leaves room for other Dubrovnik plans, while the caves provide a stronger sense of adventure than a standard coastal cruise.

I would be cautious if you have back problems, limited mobility, use a wheelchair, are prone to seasickness, are over 70, or cannot swim. Those restrictions are stated for the activity and reflect the speedboat, boarding, and open-water conditions.

Weather and sea conditions deserve equal weight in your decision. The cave visits are the heart of the tour, but entry is not guaranteed if the water is rough. The crew may substitute another swimming spot, which is safer but may disappoint if the Blue Cave is your one essential sight.

Practical tips for a smoother trip

• Bring a towel. It is not supplied, and you will swim at more than one stop.
• Pack light. Large bags and luggage are not allowed on the boat.
• Confirm pickup. Contact the operator for the exact time if you select hotel transport.
• Use the toilet first. Facilities are available at Šunj Beach, not during the cave portion.
• Sit toward the back in rough seas. The ride can be bumpy, especially on a speedboat.
• Consider afternoon light. It may improve the Blue Cave’s color, while morning trips can help you beat the heat and crowds.
• Bring an underwater camera. The caves and clear water are made for photographs, though no camera is provided.
• Carry a sweater in cooler months. The boat ride can feel chilly after swimming.

Should you book the Blue Cave and Šunj Beach boat tour?

Book it if your ideal Dubrovnik side trip includes active swimming, dramatic cave light, a sandy beach, and a lively skipper rather than a slow cruise. At $74, the combination is good value for a half-day, especially with drinks, snorkeling gear, and optional pickup included.

Skip it if you need guaranteed cave access, dislike speedboats, or want a full island day. For everyone else, this is a well-focused way to trade Dubrovnik’s stone streets for clear water and the Elaphiti coast, with enough beach time to keep the outing from feeling like a checklist.

FAQ

How long does the Dubrovnik Blue Cave and Šunj Beach tour last?

The tour lasts four hours, including the speedboat journey, cave stops, beach time, and return to Dubrovnik.

Where is the meeting point?

The meeting point is at the dock next to Dubrovnik’s bus station. You can contact the operator by WhatsApp if you have trouble finding it.

Is hotel pickup available?

Hotel pickup and drop-off are available in the Dubrovnik city area if you select that option when booking.

How do I find out my pickup time?

You must contact the operator by email, phone, or WhatsApp before the tour to receive the exact pickup time. The time depends on where you are staying.

Are drinks included?

Yes. One drink is included at each stop. Choices listed include water, white wine, beer, Coca-Cola, and Fanta.

Is snorkeling equipment provided?

Yes. Snorkeling equipment is included in the tour price.

Are towels provided?

No. You need to bring your own towel, along with swimwear and beachwear.

Do I need to know how to swim?

Yes. Swimming skills are essential because the tour includes swimming through the caves. A lifejacket can be provided on request, but it does not replace the ability to swim.

Are toilets available during the tour?

Toilets are available at Šunj Beach. They are not available at the cave stops, so use the toilet before check-in.

Can I cancel for a refund?

You can cancel up to 24 hours in advance for a full refund. No refund is issued for missing the tour because of a delayed flight, cruise ship, bus, taxi, wrong booking date, or failure to contact the operator about pickup.