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Set sail on a stunning glass-bottom boat journey around Santorini’s volcanic islands, visiting active craters, hot springs, and charming islands for an unforgettable adventure through Greece’s volcanic crown.
Set sail on a stunning glass-bottom boat journey around Santorini’s volcanic islands, visiting active craters, hot springs, and charming islands for an unforgettable adventure through Greece’s volcanic crown.
Book with Dakoutros Bros J.V.
Verified experiences and guided adventures in the surrounding area.
370 ratings
Operated by Dakoutros Bros J.V. · Órmos Athiniós, cyclades
Santorini’s volcanic landscape is a spectacle of raw natural power, carved over centuries by fiery eruptions and shimmering blue waters. Dakoutros Bros J.V. offers a captivating journey through this dynamic island chain, starting from the port of Órmos Athiniós in the Cyclades. Their signature Caldera tour aboard the Calypso Glass-bottom Boat sets sail into a world where geology and beauty collide. Passengers glide past the active craters of Nea Kameni, where volcanic activity has created otherworldly formations and steaming vents—an active reminder of the island’s volatile past. Once on Palaia Kameni, visitors can enjoy a swim in rejuvenating hot springs warmed by the volcano beneath, experiencing a soothing mineral-rich soak while marveling at the shimmering waters around them. The tour includes downtime on Thirassia, a quieter island offering laid-back streets and vibrant local culture, perfect for wandering or sampling traditional Greek cuisine. Throughout the trip, panoramic vistas of Oia’s iconic cliffs, with their whitewashed houses and windmill silhouettes, provide stunning photo opportunities. Dakoutros Bros J.V. stands out in the Santorini adventure scene for their expert narration and comfortable vessel—making this tour both educational and accessible to a wide range of travelers. Whether you’re a geology enthusiast, a photographer, or simply seeking a day of immersive island scenery, this tour delivers an unforgettable taste of Santorini’s volcanic heart, all from the water’s vantage point. Their dedication to safety, environmental considerations, and authentic local experiences make them a trusted choice for those wanting to see the island’s fiery core while maintaining respect for its delicate environment.
Boat access varies; please inquire in advance to accommodate specific needs.
Snorkeling is possible during free time, but gear is not supplied—bring your own if interested.
A swimsuit, towel, and waterproof bag are recommended for comfort and convenience.
The tour usually includes light refreshments; check with the operator for specifics.
The full experience lasts approximately 4 to 5 hours from departure to return.
Summer and late spring tend to have the most stable weather, but the tour runs year-round.
Dakoutros Bros J.V. is a Santorini-based boat operator located in Ormos Firon, Greece. The company runs a variety of day cruises and short excursions around the island's volcanic caldera, offering options that include traditional wooden boats and glass-bottom vessels. Trips focus on the active volcanic sites of Nea Kameni and Palea Kameni, the sulfur-rich hot springs, and nearby islands such as Thirassia. The fleet serves travelers seeking sunset sails, swim stops in hot springs, and guided caldera tours. Signature offerings include a Sunset Cruise, multiple Volcano & Hot Springs departures (with and without transfers), a Tour of Caldera on a Calypso glass-bottom boat, a 3 Islands Cruise aboard a traditional vessel, and a private three-hour cruise tailored for small groups. Transfers are available on selected departures. Dakoutros Bros J.V. emphasizes straightforward, reliable excursions that highlight Santorini’s geological and coastal scenery. The operator provides competitive, budget-friendly options for visitors who want essential caldera experiences without extensive planning, as well as longer cruises that feature lunch on Thirassia and sunset views in Oia. Booking materials and trip descriptions specify boat type, itinerary stops, and key features such as swimming in hot springs and views of the caldera cliffs. With a base at Ormos Firon, Dakoutros Bros J.V. connects guests directly to volcanic sites and coastal highlights of Santorini, offering a selection of tours suited to families, solo travelers, and small private groups. Operating scheduled and private departures, the company provides clear itineraries, safety information, and local knowledge for informed travel choices daily.
Book with Dakoutros Bros J.V.