Dubrovnik: Blue Cave & Sunj Beach Boat Tour with Drinks

The Adriatic gets more exciting at speed. This four-hour trip links Dubrovnik with Koločep’s Blue Cave, the Three Green Caves, and sandy Šunj Beach on Lopud. I like the mix of active water time and slow beach time, plus the fact that drinks, snorkeling gear, and a skipper are included. The main catch is simple: you must be a capable swimmer, and rough seas or changing conditions can prevent entry into a cave.

I also like the small-group feel and the lively crew. Guides such as Mark, Erik, Anthony, Dominic, Dino, Roko, and Matko are repeatedly praised for keeping the mood fun while paying close attention to safety. On the other hand, this is a shared speedboat tour, not a quiet private cruise, and people prone to seasickness may find the ride uncomfortable.

Key points to know before booking

• Three water stops: Swim and snorkel at the Blue Cave and Three Green Caves before relaxing at Šunj Beach.
• About 30 minutes at each cave: Enough time for a swim and photos, but not an all-day cave expedition.
• Ninety minutes at Šunj: This is the longest stop, with time for swimming, sun, food, and a walk.
• Drinks are included: Water, white wine, beer, Coca-Cola, and Fanta are available at the stops.
• Swimming ability is essential: A lifejacket can be requested, but it does not replace basic swimming skills.
• Morning or afternoon both have advantages: Morning departures can reach the caves before crowds, while afternoon light may make the Blue Cave look better.

What this four-hour boat trip actually offers

This is a brisk sampler of the Elaphiti Islands rather than a full island tour. You spend roughly 15 minutes reaching the first stop, 10 minutes between the main locations, and 20 minutes returning to Dubrovnik. That leaves most of the tour for swimming, snorkeling, and beach time.

I like this balance. You are not trapped on the boat all morning, but you also do not spend the whole day packing and unpacking at different beaches. The speedboat makes the islands practical as a half-day outing, especially if you want to keep your afternoon or evening open in Dubrovnik.

The boat is shared, and the group size can be fairly small. One pickup described eight participants plus a guide, though the exact number can vary. You will receive a safety briefing before departure, and the English-speaking or Croatian-speaking skipper handles the route and water stops.

The ride itself is part of the fun. Expect open-air seating, music on some departures, sea spray, and a quick trip across the water. If the sea is choppy, sit toward the back of the boat, where the motion may feel easier to manage. This is not the right outing for anyone who wants a smooth, silent cruise.

Reaching the Blue Cave on Koločep

The Blue Cave is the tour’s headline stop, and it earns that billing when the conditions cooperate. You swim into a cave where the clear water takes on a strong blue glow. The effect is created by sunlight entering the cave and reflecting through the water, so the look changes with the time of day and the weather.

You normally get about 30 minutes here for swimming, snorkeling, photos, and a drink. That sounds short, but it is enough to experience the cave without letting one stop consume the whole trip. The crew explains how to approach the cave and helps keep the group together.

The water is often exceptionally clear. Several departures produced good snorkeling, with fish visible below the surface. Bring an underwater camera or GoPro if you have one. The cave is much more memorable when you can record the blue light from water level, though you should keep your attention on the swim and follow the skipper’s instructions.

Here is the important limitation: entry is not guaranteed. In October, several departures could not enter the Blue Cave because conditions made it unsafe. The crew instead used other attractive swimming and snorkeling spots. That is a fair safety decision, but it matters when the Blue Cave is the main reason you are booking.

Afternoon departures may offer better Blue Cave color, according to one useful tip from a September outing. Morning tours, meanwhile, can help you reach the caves before the busiest period. If the cave’s appearance matters most, ask the operator which departure usually has the best light for your date.

Swimming through the Three Green Caves

The Three Green Caves provide a different kind of water adventure. Rather than focusing on one glowing chamber, you move through a group of natural openings with clear water and rock walls close around you.

You get about 30 minutes here as well. You can swim through the caves, snorkel, take photos, and listen to the guide explain how to use the space safely. The feeling is more active than a normal beach stop, but you are not rushed through it.

I would rate this stop as especially good for people who enjoy being in the water more than simply looking at scenery from a boat. The caves give the tour its sense of adventure. You may also see small fish in the transparent water.

The crew’s role matters here. Guides including Erik, Mark, Dominic, Dino, Roko, and Anthony are praised for explaining where to swim and helping people feel secure. That does not make the stop suitable for non-swimmers. You need to enter the water, resurface, control your breathing, float, turn, and move to safety.

A lifejacket is available on request. It is a useful aid, but the operator specifically says it is not intended to replace swimming ability. If you are uncertain in open water, this is not the outing to use as a first swimming lesson.

Šunj Beach gives the tour room to slow down

After the cave stops, the boat continues to Šunj Beach on Lopud for about 90 minutes. This is the least hurried part of the day and a welcome change after swimming from the boat.

Šunj is known for its sandy beach, which is a treat in a region where many shorelines are rocky. You can swim, sunbathe, have a drink, buy food, or simply sit by the water. Sunbeds may be available through the beach club, with one practical condition: you may need to buy food or a drink to use them.

The stop offers more than beach time. The wider area includes restaurants, a botanical garden, and a Franciscan monastery. The amount you can see on foot depends on how much time you spend swimming and eating, but the 90-minute pause gives you a chance to wander rather than just step ashore for a photograph.

This is also the only stated toilet stop. Use the facilities before check-in, then plan around the fact that toilets are available at the sandy beach but not at the cave stops. Keep your belongings light, since large bags and luggage are not allowed on the boat.

Drinks and snorkeling gear add real value

At $74 per person, the tour is not the cheapest way to reach the islands, but the price covers several costs that can quickly add up. You get the boat ride, skipper and crew, snorkeling equipment, and one drink at each stop. The drink choices include water, white wine, beer, Coca-Cola, and Fanta.

The drinks are a small touch, but they make sense after a swim. You can choose a non-alcoholic option, including water or soft drinks, and one person specifically appreciated being able to request non-alcoholic beer. Do not treat the included alcohol as the focus of the trip. The strongest part is the swimming and scenery, with the drinks acting as a pleasant extra.

Hotel pickup and drop-off in the Dubrovnik city area are included only if you select that option. If you choose pickup, contact the operator before the tour for the exact time. Pickup times depend on where you are staying, and failing to confirm the details can put the trip at risk.

Without pickup, the meeting point is the dock beside the bus station. It is sensible to allow extra time to find it and keep the operator’s phone, email, or WhatsApp contact available. The tour can also be booked with payment later, and cancellation is allowed up to 24 hours before departure for a full refund. Missed tours caused by a late flight, cruise ship, bus, taxi, wrong date, or failure to contact the pickup team are not refundable.

The skipper can make or break the day

The route is attractive on its own, but the guide shapes the atmosphere. The strongest feedback centers on skippers who combine jokes, local information, music, and steady attention to the group.

Mark is praised for being funny, relaxed, and informative, with one departure even allowing a participant to briefly steer the boat. Erik is noted for making people feel safe in the caves and keeping conversation lively. Anthony is described as friendly and attentive, sometimes speaking several languages, including German, Portuguese, and Italian.

Dino receives credit for helping the whole group enjoy the cave stop, including people who needed extra support. Dominic is often described as personable and good-humored, while Roko is praised for being kind and attentive. Matko is singled out for giving a clear briefing and checking that everyone was safe.

Of course, guides can change from one departure to another. You cannot book a particular personality unless the operator confirms it. Still, the consistent pattern is encouraging: the crew is not simply driving the boat and pointing at the shore.

Weather, comfort, and who should skip it

This trip works best in warm, calm weather. You will be in the open air, getting on and off a speedboat, swimming from rocky cave areas, and sitting in the sun at Šunj. Bring swimwear, beachwear, and a towel. Towels are not supplied.

The boat can feel bumpy when the sea is rough. One practical tip is to sit in the back if conditions become choppy. People prone to seasickness should think carefully before booking, since the speedboat ride is an important part of the outing.

The operator lists the tour as unsuitable for people with back problems, mobility impairments, wheelchair users, people over 70, and non-swimmers. These limits are worth taking seriously. The boat and cave access require physical movement, and there is no promise that every cave can be reached by an easy shore path.

This is a good match for:

• Couples and friends who want an active half-day outside Dubrovnik
• Families with older children who can swim confidently
• People who enjoy snorkeling, short boat rides, and clear water
• Visitors who want beach time without giving up the caves
• Cruise passengers or short-stay visitors who need a compact outing

It is less suitable for anyone seeking a private, slow-paced cruise, a fully accessible excursion, or a guaranteed Blue Cave entry.

Is the tour good value at $74?

I think the value is solid if you plan to swim. The boat connects three separate stops in only four hours, and the price includes snorkeling equipment, several drinks, crew service, and optional city pickup. Booking the same transport and water activities separately would be difficult, especially on a short stay.

The value drops if you cannot swim or would rather spend the day walking around Lopud. In that case, you are paying for cave access and boat time that you may not use fully. The tour also does not include towels, food, or guaranteed use of beach sunbeds.

The high overall rating of 4.8 from 2,206 ratings reflects strong satisfaction, and 90 percent of ratings give a perfect score. The praise is not limited to the scenery. People repeatedly single out the timing, friendly crews, clear water, relaxed beach stop, and well-managed swims.

Should you book the Blue Cave and Šunj Beach tour?

Book it if you want a lively half-day on the Adriatic, you swim well, and you like the idea of mixing caves with a sandy beach. The best version of the outing gives you clear water, enough time at each cave, a fun skipper, and a long final stop at Šunj.

Choose a morning departure if avoiding crowds is your priority. Choose the afternoon if you care most about the Blue Cave’s color and want the possibility of better light. Either way, keep your plans flexible enough to accept an alternate swimming spot if sea conditions make a cave unsafe.

I would not book this tour for a non-swimmer, anyone who gets seasick easily, or anyone who needs guaranteed accessibility. For everyone else, $74 is a reasonable price for a compact island outing that delivers more than a simple boat ride.

FAQ

How long is the Dubrovnik Blue Cave and Šunj Beach boat tour?

The tour lasts about four hours, including the speedboat ride between Dubrovnik, Koločep Island, Šunj Beach, and the return trip.

What places does the tour visit?

The route includes the Blue Cave on Koločep Island, the Three Green Caves on Koločep, and Šunj Beach on Lopud.

How much time is spent at the caves?

The planned stop at the Blue Cave is about 30 minutes, followed by about 30 minutes at the Three Green Caves.

How long is the stop at Šunj Beach?

You have about 1.5 hours at Šunj Beach for swimming, snorkeling, relaxing, eating, or walking around the area.

Are drinks included?

Yes. One drink is provided at each stop. Options include water, white wine, beer, Coca-Cola, and Fanta.

Is snorkeling equipment provided?

Yes. Snorkeling equipment is included in the tour price.

Do I need to know how to swim?

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

Are hotel pickup and drop-off included?

Hotel pickup and drop-off in the Dubrovnik city area are included only when you select that option. You must contact the operator before departure to receive the exact pickup time.

Where is the meeting point without hotel pickup?

The meeting point is at the dock next to the bus station in Dubrovnik. You can contact the operator by email, phone, or WhatsApp if you have trouble locating it.

What should I bring?

Bring swimwear, beachwear, and a towel. Towels are not supplied, and large bags or luggage are not allowed on the boat.