Kotor: Blue Cave & Perast Boat Tour with Swimming

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Free cancellationTravelers' pick

1/50

Duration3h

GroupUp to 100

LanguagesEN · SR

Mobile ticketAccepted

The Blue Cave isn't what you expect—and that's the point

You board a speedboat in Kotor's UNESCO Old Town and spend 55 minutes crossing Boka Bay to reach the Blue Cave, where you swim for 20 minutes in turquoise water. The return route includes a stop inside a Cold War submarine tunnel and 20 minutes exploring the baroque town of Perast and its offshore church. The boat is modern, the skipper is licensed, and water plus safety gear are included—you just need to show up 30 minutes early.

Step-by-step itinerary

Boat tour from Kotor to Blue Cave and Perast

Start at UNESCO Old Town of Kotor
Panorama ride through Boka Bay villages
Pass narrowest part of Boka Bay
View Luštica semi island and Mamula island
Arrive at Blue Cave
Swim or take photos in Blue Cave
Stop at old submarine tunnel
Visit old town Perast
Visit Our Lady of the Rock island

The Experience

The boat cuts through Boka Bay faster than you'd think possible, and within 55 minutes you've passed narrow straits, small baroque villages clinging to the water's edge, and the fortress ruins on Mamula island. The speed is what surprises you first—the licensed skipper knows every current, and the boat itself is newer than most hotels you've stayed in, which matters when you're moving at this pace across open water. You arrive at the Blue Cave not tired but alert, ready for the 20 minutes you get to swim or float in water so turquoise it looks filtered. The cave opening is smaller than photos suggest, and the light inside is the real thing—not edited, just genuinely that shade of blue.

On the way back, there's a 10-minute stop at the old submarine tunnel carved into Luštica peninsula during the Cold War, when this whole bay was a military zone. The tunnel is narrow, maybe seven meters wide, and goes back into darkness where they used to hide and repair submarines. It's strange to stand in it knowing what happened here, then step back out into Mediterranean sun. After that comes Perast, a small baroque town that somehow held 19 palaces and 18 churches despite having only 350 people. You get 20 minutes to walk the waterfront, see the unfinished bell tower of Saint Nicholas church rising 55 meters above the roofline, and take photos of Our Lady of the Rocks—the island church built by hand after two fishermen found an icon on a rock sticking out of the sea.

The boat includes water, a diving mask, life jackets on request, and WiFi if you need it. The skipper is both licensed and acts as guide, so you're not just being transported—someone who knows the bay is narrating it. One thing to know: arrive 30 minutes early at the meeting point in Kotor Old Town (or another pickup spot around the bay if you prefer), and if you're driving to Kotor, leave extra time for traffic and parking. Winter trips mean bringing a warmer layer—the speed makes wind real, and the water season doesn't change how cold it feels at speed.

What’s included

Your three hours include hotel or town pickup in Kotor Bay, a 55-minute panoramic boat ride across Boka Bay with views of Mamula fortress and Luštica peninsula, 20 minutes swimming and photographing inside the Blue Cave with a diving mask provided, a 10-minute stop inside the Cold War submarine tunnel, and a 20-minute visit to the baroque town of Perast with a view of Our Lady of the Rocks church.
The boat is modern and comfortable, the skipper is licensed and acts as guide, and you receive a life jacket (on request), bottled water, WiFi on board, rain coats, and safety equipment.
Fuel surcharge is included.

Good to know

Easy physical levelPublic transport nearbyNot for heart conditionsInfants must sit on laps

Operated by Sea Horizon - Speed Boat Tours

Is this one for you?Book this if you want the Blue Cave and Perast in one morning without arranging your own boat or timing multiple stops—the fixed three-hour schedule and licensed skipper handle the navigation and pacing, leaving you free to swim and explore.