Santorini Catamaran Tours: The Complete Guide

Why a Catamaran Cruise is Santorini’s Best Experience

Santorini looks extraordinary from land — but from the water, it becomes something else entirely. The caldera cliffs rise 300 metres straight out of the sea, the whitewashed villages glimmer at the top, and the scale of the ancient volcanic explosion becomes suddenly, viscerally real.

A catamaran sunset cruise is consistently rated the top activity on the island. Here is everything you need to know before you book.

What is Included on a Santorini Catamaran Tour

• Sailing along the caldera cliffs — breathtaking from sea level
• Swimming stop at the volcanic hot springs (warm, sulphurous — wear an old swimsuit)
• Snorkelling at the Red Beach or White Beach
• BBQ lunch prepared on board with local ingredients
• Open bar: local wine, beer, soft drinks
• Sunset return sail along the caldera

Half-Day vs Full-Day Tours

Half-day tours (4 hours, afternoon) focus on the sunset — sail the caldera, stop at the hot springs, watch the sun set from the water. Perfect if you are short on time.

Full-day tours (8 hours) add snorkelling stops, a proper lunch, and more swimming time. If you can spare the day, the full experience is worth it.

Small Group vs Private Charter

Small group tours (8–20 passengers) cost €85–120 per person and are the best value. Private charters start at €800–1200 for the boat and suit couples or groups wanting complete flexibility.

When to Book

July and August sell out 3–4 weeks in advance. Book as early as possible. May, June, and September offer calmer seas, smaller crowds, and often lower prices.

What to Bring

• Swimsuit and towel (some boats provide towels)
• Sunscreen — reef-safe preferred near the hot springs
• A light layer for the evening — the sea breeze gets cold after sunset
• Motion sickness tablets if you are prone