Swim into Dubrovnik’s glowing Blue Cave keeps this half-day moving. I love the small-group size, and I love that snorkeling gear plus pool noodles are part of the deal. The main consideration is simple: the Blue Cave is reached by swimming, and choppy seas can make entry and exits feel a bit more work than you planned.

This tour runs from the Dubrovnik area for about 4 hours, with morning or afternoon departures so you can match it to the rest of your day. Before you hit the caves, you cruise with a panoramic view of the Old Town walls, slipping beneath Lovrijenac Fortress while your skipper shares legends and facts from the water.

If you want a fast, fun break from Dubrovnik’s heat, this is a strong value. Just go in with realistic expectations about crowds at the caves and the water conditions, and you will get a day that feels like Croatia at full volume: sun, cliffs, and that unmistakable cave glow.

Key things that make this tour work

• Blue Cave access is by swimming: the boat anchors about 20 meters out because the cave entrance is too small for the speedboat to enter.
• Snorkeling gear is included, including masks and a breathing tube, with noodle-style floaters available if you want them.
• You get real time at Šunj Beach on Lopud: about 1 hour of swimming and sunbathing on pale sand.
• Lopud’s Šunj has a shallow start: the seabed extends roughly 100 meters from shore, which is helpful for kids and less confident swimmers.
• Drinks keep coming on board: beer, red and white wine, grappa, plus soda, sparkling drinks, juices, and bottled water.
• Maximum group size is 18: you are not packed in like you are on a bigger sightseeing conveyor belt.

Why this Blue and Green Caves speedboat is good value

At $84.65 per person for a roughly 4-hour small-group speedboat, you are paying for time on the water plus access to top-ticket natural sights. The value comes from what is included: snorkeling equipment and a full drinks setup onboard.

Most cave-and-boat days start with the same promise, but the difference here is that you get practical gear for the water, and the skipper provides refreshments at multiple stops. Local beer, red and white wine, and grappa are on offer, along with soft drinks, sparkling drinks, natural juices, and bottled water. That matters because it turns the day from just photo stops into an actual experience you can relax in.

You should also like the schedule flexibility. This tour runs in the morning or afternoon, and it is commonly booked about 20 days in advance, so picking your time early is smart. A mobile ticket means you do not have to stress about printing, and the tour is offered in English.

Old Town walls from the water, with Lovrijenac stories on deck

The best boat tours in Dubrovnik start with momentum, and this one does. You begin with a cruise that treats the Old Town walls like the opening act of a concert.

From the water, you get a clear panoramic view of the city walls while your skipper shares legends and interesting facts. Then the route takes you beneath Lovrijenac Fortress, which sits on a steep cliff about 37 meters above the Adriatic Sea. Even if you have already seen Dubrovnik from land, you will notice different angles and details when you are close enough to feel the scale.

This first segment also helps you get oriented fast. After you see the coast line and fortress setting from the water, the rest of the day makes more sense. The caves are the headline, but the approach is part of why the day feels smooth rather than rushed.

Blue Cave Dubrovnik: what to expect when you swim in

The Blue Cave stop is the signature moment for a reason. The water gets its glow from natural light reflecting inside the cave, creating that famous blue effect.

Here is the key logistical point you need to plan for: the speedboat cannot enter the Blue Cave, and the cave entrance is too small for the boat to fit inside. Instead, the boat anchors around 20 meters from the cave. Then you swim to the entrance.

You get help to make that easier. Masks and a breathing tube are provided for snorkeling, and pool noodles are available on the boat if you want a little float support. The stop runs about 40 minutes, so you are not stuck there all afternoon, but you also get enough time to do at least one swim pass and then come back to regroup.

Two practical cautions keep this stop enjoyable. First, the Blue Cave can be busy, so you might share the approach with other boats. Second, the sea state matters. If the water is choppy, entering and exiting the cave area can feel harder because you are managing yourself and your timing in real water, not a calm pool.

Green Caves and the Canyon Cave: emerald light and optional swims

After Blue Cave, you move to the Green Cave area, usually described as two green caves plus a canyon-style cave passage. Sunlight hitting the water creates an emerald glow, and the rock shapes can make the lighting look different from one minute to the next.

The total time for this stop is about 30 minutes. That is short enough that you need to keep your momentum, but it is long enough to have a look, swim if you want, and still get back before the group starts feeling impatient.

There is also a canyon cave segment, described as a hidden natural passage carved into the cliffs. Swimming and snorkeling are optional here. If you like moving water and clear shapes, this tends to be a fun follow-up after the Blue Cave glow. If you are less confident in open-water conditions, you can still enjoy the views without overcommitting, because the best lighting and scenery are visible even when you are not fully in snorkeling mode.

One more reality check: this type of cave visiting can involve some self-navigation. The common pattern is that the caves are not like a swim-through aquarium where everything is guided step-by-step. You will want to listen closely before you go in, follow the skipper’s safety instructions, and only attempt what feels comfortable.

Šunj Beach on Lopud Island: sun time with shallow water near shore

The last stop is Šunj Beach on Lopud Island. This is your decompression zone, and it is exactly what you want after caves.

Šunj is a sandy beach on the south side of Lopud, with crystal-clear water that invites a calm swim. The best detail for families is the shallow seabed: it extends about 100 meters from shore. That makes it easier for children and for anyone who wants a gentler entry compared to rocky edges.

You get about 1 hour here for free time. That means you can choose the pace: sunbathing, a relaxed swim, or a quick snack plan.

Food is not included as a set lunch, but there are options on the island. A waterfront bar or restaurant is available, and you may find snacks like fries and drinks while you are there. You might also run into souvenir browsing and ice cream stops, depending on what you feel like doing during your hour.

One small item to plan for: beach towels are not included. If you do not want to rent or borrow, pack your own towel so you are not doing laundry-that-day math on your trip.

Drinks on board: the part that makes the pacing feel easy

A lot of tours promise a half-day, then make you feel like you are constantly waiting in line or chasing people. This one helps by keeping you refreshed while you move between stops.

Alcoholic drinks include local beer, red and white wine, and grappa. On the non-alcoholic side, you will find soda and sparkling drinks, plus natural juices and bottled water.

In plain terms, this takes the edge off the long stretches where you are suiting up, waiting for your turn in busy areas, and getting back onto the boat after a swim. You can also sip without constantly asking for help, since drinks are set up as part of the onboard experience.

If you are picky about alcohol, know the options are not a full bar menu. Beer, wine, and grappa are the named choices, plus the usual soft drink variety.

What’s included, what’s not, and what to bring

Included is where this tour earns its money. You get:

• Snorkeling equipment: masks and breathing tubes
• Pool noodles if you want float help
• Drinks: beer, red and white wine, grappa, soda, sparkling drinks, natural juices, and bottled water

Not included:

• Lunch
• Beach towels

My practical takeaway: treat Šunj like your time to buy what you want, not as a planned meal stop. If you expect lunch to be provided, you will be surprised. Bring a towel, and plan to grab snacks on the island if you want something more than just water and drinks on the boat.

Weather, crowds, and safety: the real variables

This tour runs on the sea, so conditions matter. The cave stops are stunning, but they are also weather-dependent by nature.

If the water is rough or the wind picks up, you might not be able to swim as comfortably. That can affect how much time you actually spend in the water versus how much time you spend regrouping and exiting safely. If you see the sea conditions trending unpleasant, trust the skipper’s call. Safety comes first, even if that means fewer cave moments than you hoped for.

Crowds are another factor. Blue Cave in particular can get busy with other boats, which can make the area feel crowded while you approach or wait your turn. The skipper will try to manage timing and positioning, but it is still one of the top attractions in the region.

One more thing to remember: cave swimming is not a shore-to-shore swim you can freestyle your way through. The entrance area can require you to swim and maneuver around rock shapes. If you do not enjoy close-contact, get ready for that reality, and keep your expectations aligned with gentle exploration rather than an athletic challenge.

Small group size, different captains, consistent vibes

The maximum group size is 18, which is a big deal on a day like this. With fewer people, the time on the boat feels more personal. You are not constantly squeezing around strangers, and it is easier for the skipper to manage turns at each stop.

You may also get a captain who is heavy on humor and storytelling, and who pays attention to safety and comfort. Names that show up in praised departures include Marco, Luca, Leo, Ivan, Mario, Tony, and Dora as hosts or skippers. Across those experiences, the consistent theme is that the guides try to keep the trip smooth and fun while making sure everyone knows what to do at the caves.

Even if you get a different personality, the structure stays the same: drive, stop, swim or snorkel, regroup, drink, and move on. The small group makes that rhythm feel less chaotic.

Who this Dubrovnik boat tour suits best

This is a great match if you want:

• Cave swimming and snorkeling in a short time window
• A half-day plan that breaks up a Dubrovnik sightseeing day
• A beach stop with an easier entry into the water at Šunj
• Included drinks so you do not have to spend energy finding refreshments

It may be less ideal if:

• You are not comfortable swimming in open water or you strongly dislike any cave swimming element
• You get seasick easily and you know this is a speedboat day
• You want a long, laid-back beach day, because the beach time is about 1 hour

Families can do well here because Šunj’s shallow water helps. Just remember that cave stops are the main activity, and those require confidence in the water.

Should you book this Blue Cave, Green Cave and Lopud Beach tour?

I think you should book if you want the classic Dubrovnik water highlights without spending all day organizing logistics. The value is real because you get snorkeling gear and drinks, plus a beach stop that is genuinely suited for different comfort levels.

Book it with eyes open. The Blue Cave is swimming access, not a boat-door photo moment. The caves can be crowded, and the sea conditions can change what you can comfortably do in the water. If you accept that, you will probably love the day.

If you are deciding between tours, use this one as a benchmark. Look for small-group size, included gear, and a clearly timed beach stop. Those are the things that make the experience feel worth it for the money.

FAQ

How much does the Blue Cave, Green Cave & Lopud Beach tour cost?

The price is $84.65 per person.

How long is the tour?

The duration is about 4 hours.

What is the maximum group size?

This tour has a maximum of 18 travelers.

Is the tour in English?

Yes, the tour is offered in English.

Is a mobile ticket provided?

Yes, the tour uses a mobile ticket.

What’s included with the snorkeling?

Snorkeling masks and breathing tubes are provided, and pool noodles are available on the boat.

Can the speedboat enter the Blue Cave?

No. The speedboat cannot enter the Blue Cave, so you access it by swimming from where the boat anchors.

How much time do you spend at each stop?

Blue Cave is about 40 minutes, the Green Cave area is about 30 minutes, and Šunj Beach is about 1 hour.

Are drinks included?

Yes. Alcoholic drinks (local beer, red and white wine, grappa) and non-alcoholic drinks (soda, sparkling drinks, natural juices, and bottled water) are included.

What is not included, and should I bring anything?

Lunch and beach towels are not included. Since beach towels are not provided, plan to bring your own.