Spend a private five-hour catamaran day cruising Santorini’s caldera: swim at volcanic hot springs, explore the low-key island of Thirassia and enjoy on-board Greek mezedes and wine. This guide explains what to expect, where you stop and how to prepare for calm seas and sun-drenched decks.
Spend a private five-hour catamaran day cruising Santorini’s caldera: swim at volcanic hot springs, explore the low-key island of Thirassia and enjoy on-board Greek mezedes and wine. This guide explains what to expect, where you stop and how to prepare for calm seas and sun-drenched decks.
By midmorning the catamaran slips out of Ammoudi Bay, sails kissing the sheer rim of Santorini’s caldera as jagged volcanic cliffs peer down.
Verified experiences and guided adventures in the surrounding area.
Operated by BoatsAdvisor Hub&Events · Oia, South Aegean
By midmorning the catamaran slips out of Ammoudi Bay, sails kissing the sheer rim of Santorini’s caldera as jagged volcanic cliffs peer down.
Whitewashed houses and blue domes shrink behind you, while the island’s volcanic heart—Nea Kameni—slowly grows larger, its black pumice and fumaroles keeping time with the swell.
This private five‑hour voyage combines geology, history and easy sea travel. After a short cruise you’ll anchor near the active volcano and Hot Springs for about 30 minutes; the mineral-rich waters have drawn visitors since the island’s Minoan-era eruption reshaped the archipelago around 1600–1500 BCE. Next comes Thirassia, a quieter fragment of the old island where narrow lanes, low-slung chapels and tavernas show traditional Cycladic life; you’ll have roughly an hour to explore, swim or snorkel.
Expect sheltered turquoise coves, rocky shoreline suitable for brief swims, and boat-secured snorkelling gear to inspect reefs formed on recent volcanic flows. Culture appears in small ways—the smell of grilled seafood from the on-board BBQ, a pour of Santorinian wine, local mezedes offered after a dip.
Practicalities: the trip runs about five hours from pickup in Oia/Ammoudi; wear non-slip shoes, reef‑safe sunscreen and bring a light wind layer. If you’re prone to motion sickness take precautions before boarding. Inform the operator of dietary needs ahead of time; towels, snorkel equipment and an open bar are typically provided on private charters.
Bring ID and copy of booking; operator provides complimentary pickup and return by air‑conditioned minibus. Check weather-based timing changes with your captain before departure daily.
This private excursion lasts about five hours and commonly departs from Ammoudi Bay (Oia) with complimentary pickup in local villages.
Yes — the itinerary includes a 30-minute stop at the Hot Springs for a swim and time at Thirassia for swimming or snorkeling; snorkel gear is typically provided.
Traditional Greek mezedes, a BBQ option, towels and an open bar with Santorinian wine, ouzo, beer and soft drinks are usually included; confirm special dietary requests in advance.
Yes — operators can reschedule or alter departure times and route if conditions require; the captain will adapt the plan for safety.
BoatsAdvisor Hub&Events operates guided outdoor trips and adventures with an emphasis on safety, stewardship, and memorable experiences.




By midmorning the catamaran slips out of Ammoudi Bay, sails kissing the sheer rim of Santorini’s caldera as jagged volcanic cliffs peer down.
By midmorning the catamaran slips out of Ammoudi Bay, sails kissing the sheer rim of Santorini’s caldera as jagged volcanic cliffs peer down.
Whitewashed houses and blue domes shrink behind you, while the island’s volcanic heart—Nea Kameni—slowly grows larger, its black pumice and fumaroles keeping time with the swell.
This private five‑hour voyage combines geology, history and easy sea travel. After a short cruise you’ll anchor near the active volcano and Hot Springs for about 30 minutes; the mineral-rich waters have drawn visitors since the island’s Minoan-era eruption reshaped the archipelago around 1600–1500 BCE. Next comes Thirassia, a quieter fragment of the old island where narrow lanes, low-slung chapels and tavernas show traditional Cycladic life; you’ll have roughly an hour to explore, swim or snorkel.
Expect sheltered turquoise coves, rocky shoreline suitable for brief swims, and boat-secured snorkelling gear to inspect reefs formed on recent volcanic flows. Culture appears in small ways—the smell of grilled seafood from the on-board BBQ, a pour of Santorinian wine, local mezedes offered after a dip.
Practicalities: the trip runs about five hours from pickup in Oia/Ammoudi; wear non-slip shoes, reef‑safe sunscreen and bring a light wind layer. If you’re prone to motion sickness take precautions before boarding. Inform the operator of dietary needs ahead of time; towels, snorkel equipment and an open bar are typically provided on private charters.
Bring ID and copy of booking; operator provides complimentary pickup and return by air‑conditioned minibus. Check weather-based timing changes with your captain before departure daily.