The 13 Best Santorini Boat Tours & Catamaran Cruises

Greece › Santorini › Boat Tours
By Santorini Dave • dave@santorinidave.com
Updated: February 26, 2026

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A boat tour of the Santorini caldera is an absolute must!

Santorini Boat Tours: Quick Picks

• Best Overall: Small Group Catamaran Cruise – The perfect balance of luxury and value. Capped at 14 guests with a full Greek BBQ and open bar, it is the quintessential Santorini experience.
• Best for Honeymoons: Private Catamaran Cruise – Total itinerary control and door-to-door hotel transfers. Ideal for couples who want to avoid the groups and have the sunset entirely to themselves.
• Best for Swimming: Premium Day Cruise – This is the top pick for those who want the best water conditions. Morning tours offer much calmer seas and better snorkeling visibility than afternoon cruises, all with a smaller, premium guest count.
• Best for Cruise Passengers: Volcano Boat Tour – The smartest logistical choice for cruisers. It departs from the Old Port (Skala) where your tender drops you off, allowing you to skip the 90-minute cable car line entirely.

Santorini Boat Tours: My Tips

• A must-do experience. A boat tour of the caldera is among my favorite things to do in Santorini. It is the only way to truly appreciate the scale of the cliffs.
• Wear a dark swimsuit. The “hot” springs contain iron and sulfur that will permanently stain white or light-colored swimwear orange. Wear black or dark colors and remove all silver jewelry to prevent tarnishing.
• Small group reality. In Santorini, “small group” typically means 10 to 18 people. If you want fewer people, look for “Premium” or “Diamond” options which often cap at 12. For total seclusion book a private tour.
• Beat motion sickness. The Aegean can get choppy, especially in the afternoon. If you are susceptible to sea sickness or think you might need it, take medication like Dramamine or Bonine at least 30 minutes before boarding. On the boat, sit in the center near the mast to minimize the feeling of roll and pitch.
• Volcano hiking shoes. If your tour includes the volcano hike, do not wear flip-flops. The volcanic rock is sharp, unstable, and gets hot. Sneakers or sturdy walking sandals are necessary.
• Lukewarm springs. Do not expect hot tub temperatures. These are “warm” springs where the water is roughly 30°C to 33°C. You must also be a confident swimmer, as boats anchor 20 to 30 meters away and require you to swim to the warm area.
• Shuttle logistics. While hotel pickup is included, be prepared for the minibus to make several stops. Depending on your hotel location, the transfer to the port can take 30 to 60 minutes. For private tours, transfer is quick and direct.
• Book in advance. High-quality tours like Sunset Oia and Caldera Yachting sell out weeks ahead in July and August. Lock in your date early, but check the 24-hour cancellation policy in case the wind is too high.
• Day vs. Sunset. Day cruises are better for snorkeling and seeing the colors of the cliffs clearly. Sunset cruises are more romantic but significantly more crowded, as dozens of boats gather in the same area below Oia.
• The Volcano Fee. The €5 volcano entrance fee is a government tax. It must be paid in cash at the island. Keep a few small bills handy.
• Unlimited Drinks. Alcohol is plentiful. On private tours, I find that crews begin serving beer and wine as soon as you board, even while still in the port. On small group tours, they wait until after the first swim stop to open the bar (perhaps for safety reasons). Water and soda are always available immediately.

Common Regrets from My Readers

• The “We Thought It Was Sailing” Reality. This is a common one that I hear from my readers. Most guests book a “sailing cruise” expecting quiet, wind-powered travel. In reality, these boats motor 90% of the time to stay on schedule and navigate the caldera’s tricky gusts.
• The Hot Springs “Traffic Jam.” Some of my readers are expecting a private, “natural spa” experience. When four or five large catamarans arrive at the same time, you’ll be swimming with 50+ other people in a small area. To see the springs with the fewest crowds, book the earliest morning departure of the day.
• The Afternoon Chop. Even on a clear, sunny day, the caldera can get surprisingly choppy in the late afternoon when the winds kick up. If you are prone to motion sickness, a morning tour almost always provides a much calmer, flatter sea.

Happy Surprises from My Readers

• The Only Crowd-Free Sunset in Santorini. This is the #1 piece of positive feedback I get. While 10,000 people are fighting for a square inch of space on the Oia cliffs, you are drifting in the caldera with a drink in your hand. It is the most peaceful way to see the villages turn gold.
• Seeing Santorini From Below. Many readers say the island looks completely different from the water. You finally understand the true scale of the 300-meter cliffs in a way you simply can’t experience from the clifftop paths. The perspective shift is the highlight of the day.
• The “14-Person” Social Sweet Spot. Travelers who chose boats capped under 20 passengers consistently report a better experience. It feels like a relaxed dinner party among friends, whereas the 40+ person vessels often feel more transactional and “touristy.”
• The Caldera Water Color. Photos truly do not capture the surreal, deep-blue depth of the water inside the caldera. Readers are often shocked by how dramatically different the “volcanic” water looks compared to the typical light-blue Aegean beaches.
• The Swim Comfort Factor. From June through September, many are surprised by how warm and comfortable the water is for extended swimming. You don’t need to be a “cold water person” to enjoy snorkeling at the Red and White beaches.
• The Quality of the Boat BBQ. I hear this constantly: the fresh seafood, pork souvlaki, and Greek salad cooked fresh on the deck is often better than many of the sit-down meals travelers had in town. The “open bar” is usually surprisingly generous as well.

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What to Expect: Boat Tour Itineraries

Typical Private Itinerary (Customizable)

The primary reason to book a private charter is that the clock belongs to you. You are not bound by the “30-minute swim stop” rule. While you can follow the standard route, most captains will suggest a more tailored experience based on the day’s wind and your personal preferences.

• The “Early Bird” Advantage: Private tours can often depart slightly earlier than the shared groups, meaning you reach the Hot Springs or the Red Beach before the mass-market boats arrive.
• Tailored Swim Stops: If you find a quiet cove near Mesa Pigadia that you love, you can stay for an hour. If a popular spot looks too crowded, your captain can pivot to a hidden bay on the back side of the volcano that larger boats can’t easily access.
• Gourmet Dining: Unlike the “set menu” on shared boats, private charters often allow for specific dietary requests or upgrades to a seafood-heavy menu with local Assyrtiko wine served the moment you board.
• The “Blue Hour” Finale: While shared boats must head back to the port shortly after sunset to meet their shuttle schedules, private tours often linger on the water longer, enjoying the peaceful time when the lights of Fira and Oia begin to twinkle.

Typical Small Group Itinerary

Most small group catamarans follow a predictable, highly-optimized 5-hour route. It is a well-oiled machine designed to hit the major highlights before the wind picks up or the sun sets.

• Pickup & Transit: A minibus collects you from your hotel (or a nearby meeting point). Be prepared for some “shuttle lag” as the van picks up other guests before heading to Vlychada Marina or Ammoudi Bay.
• South Coast Sightseeing: After departing, you sail past the Ancient City of Akrotiri and the “Indian Head” rock formation. You’ll see the Venetian Lighthouse perched on the cliffs above.
• Red & White Beach: The boat anchors near the Red Beach for photos and a swim stop. The next stop is the White Beach for snorkeling among the sea caves. Note: Most boats now anchor 20-30 meters out for safety; you swim from the boat to the cliffs.
• The “Hot” Springs: The boat moves into the center of the caldera near the volcano. You’ll have about 30 minutes to swim from the boat to the warm, mineral-rich area.
• Meal Onboard: While the boat is anchored in a sheltered cove, the crew prepares a fresh Greek BBQ. This is usually the social highlight of the tour where you get to know your fellow travelers.
• The Conclusion: Morning tours finish with a sail across the caldera back to the port. Sunset tours move into position below Oia for the golden hour before returning to land for your shuttle back to the hotel.

The Best Private Boat Tours in Santorini

• Private Catamaran Cruise: This is the ultimate way to experience the caldera with the entire boat and crew to yourself. It offers total flexibility – if you love a specific swim spot, you can stay longer and skip the ones you don’t – making it my recommendation for luxury honeymoons or family celebrations. Departure Port: Vlychada Marina.
• Private Sunset Sailing Cruise: A top-tier luxury choice for anniversaries that departs from the north. It allows for a completely customizable route, and because it begins in Oia, it’s the most convenient option for those staying in the northern villages who want to avoid the long van transfer south. Departure Port: Ammoudi Bay.
• Private Day Cruise with BBQ: A fantastic 5-hour option that feels like a family outing, run by a professional crew that prepares a fresh feast on board. It’s highly praised for its intimate vibe and the crew’s ability to adjust the route based on real-time wind conditions. Departure Port: Vlychada Marina.
• All-Inclusive Private Catamaran Experience: This premium tour focuses on maximum comfort, utilizing modern vessels with spacious shaded lounge areas. The “all-inclusive” nature means the bar is top-shelf and the menu often includes higher-end seafood options compared to shared tours. Departure Port: Vlychada Marina.
• Private “Vasiliki” Catamaran Tour: Known for its exceptional crew and spotless maintenance, this private tour is a favorite for those who value proactive service. It includes everything from snorkeling gear to stand-up paddleboards for a more active day in the caldera. Departure Port: Vlychada Marina.

The Best Small Group Boat Tours

• Small Group Catamaran Cruise: The most popular value choice in Santorini, typically capped at 10 to 14 guests to ensure a social but never crowded atmosphere. The fresh deck-side BBQ cooked by the crew is consistently rated as one of the best meals travelers have on the island. Departure Port: Vlychada Marina.
• Santorini Day Cruise (Premium): This is the best choice for serious sunbathers and photographers. The morning light makes the colors of the volcanic cliffs much more vibrant than in the late afternoon, and because it is a “day” cruise, it is generally less crowded and more laid back than the sunset departures. Departure Port: Vlychada Marina.
• Gold Catamaran Cruise: A more luxurious shared option capped at 20 guests that focuses on gourmet service, including mixologist cocktails. This is the best shared choice for those staying in Oia as it allows for a very quick transfer to the dock. Departure Port: Ammoudi Bay.
• Premium Catamaran with Open Bar: A modern, clean-cut experience that often serves fresh mussels and local Prosecco alongside the traditional Greek fare. The 18-guest cap ensures everyone has a prime spot on the front nets for the sunset view. Departure Port: Vlychada Marina.
• Santorini Sunset Cruise: This 5-hour journey focuses on the legendary Oia sunset, positioning the boat perfectly below the windmills for the golden hour. It follows the classic route past the Red and White beaches with plenty of time for swimming before dinner. Departure Port: Vlychada Marina.
• Morning or Sunset Small Group Cruise: A reliable, high-value tour known for its excellent hotel pickup logistics and generous open bar. It’s an ideal choice for families or solo travelers who want a well-organized, “no-surprises” day on the water. Departure Port: Vlychada Marina.
• Volcano Boat Tour: The most affordable way to see the islands, utilizing a traditional wooden boat to visit the active craters. Be prepared for a steep hike on the volcano and a 30-meter swim through cool water to reach the warm springs. Departure Port: Old Port (Skala).
• Santorini Fishing Tour: A unique, hands-on look at the local Greek lifestyle where you help the crew pull in the fishing nets. You’ll eat the fresh catch for lunch in an unpretentious, friendly atmosphere that feels like visiting a local family. Departure Port: Vlychada Marina.

The 5 Best Boat Tours in Santorini

Note: This is a completely redundant list, taken from what I’ve recommended above. It’s meant to simplify but maybe it’s just confusing.

1. Small Group Catamaran Cruise

Departures: Sunset Cruise (approx. 2:45 pm) or Day Cruise (approx. 9:45 am).
The most popular tour in Santorini for a reason. Expect about 10 to 14 guests, which is the perfect balance of a social atmosphere without feeling crowded. The crew is professional and the fresh Greek BBQ (pork and chicken souvlaki, Greek salad, and pasta) is cooked right on the deck while you swim. Stops include the hot springs and snorkeling at both the Red and White beaches. All snorkeling gear and towels are provided, so you only need to bring your swimsuit. If fully booked, try the Caldera Cruise or Santorini Sunset Cruise.

2. Private Catamaran Cruise

Departures: Day (10:30 am) or Sunset (3:30 pm).
The ultimate way to experience the caldera. You have the entire boat and crew to yourself, allowing for total flexibility – if you love a specific swim spot, you can stay longer and skip the ones you don’t. It is ideal for a luxury honeymoon, a family celebration, or anyone who wants to avoid the “herd” at the hot springs. Includes private hotel transfers, a higher-end menu, and the ability to play your own music. If fully booked – common from June to September – try the Private Sunset Cruise.

3. Santorini Day Cruise

Departure: 10:00 am.
A premium tour that focuses on attentive service and relaxation. This is the best choice for serious sunbathers and photographers, as the morning light makes the colors of the volcanic cliffs much more vibrant than in the late afternoon. The crew is exceptionally proactive with the open bar and ensuring you have everything you need. It follows a similar route to the sunset cruises but is generally less crowded and more laid back.

4. Santorini Fishing Tour

A unique, hands-on experience on a traditional Greek “kaiki” boat. Unlike the luxury catamarans, this is about the local island lifestyle. You help the crew pull in the nets, and what you catch is what you eat for lunch or dinner, served alongside local appetizers and wine. It’s an authentic, unpretentious vibe that is particularly great for families. The daytime tour focuses more on the fishing, while the sunset tour is a bit more relaxed.

5. Volcano Boat Tour

The most affordable way to see the islands, but be prepared for a bit of a workout. Unlike the relaxing catamarans, this traditional wooden boat tour focuses on geology. You will hike the steep, unpaved path to the active volcanic craters (approx. 20-30 minutes each way). There is no shade on the volcano, and the black rock gets extremely hot, so sturdy sneakers and plenty of water are mandatory. After the hike, the boat stops for a swim in the volcanic hot springs. You must swim about 30 meters from the boat to reach the warm, mineral-rich water. The final stop is Thirassia Island, where you have two hours of free time to explore or have a traditional seafood lunch at a waterfront taverna. Note that food, drinks, and the €5 volcano entrance fee are not included in the ticket price.

Typical Volcano Boat Tour Itinerary

• How this tour differs: Unlike the catamaran cruises, this tour (#5 in my list) uses a much larger traditional boat (holding 100+ people) and focuses on hiking the volcano. Important: This tour does not include food or drinks; you will have time to buy lunch at a taverna on Thirassia.
• Departure from the Port: Most tours depart from the Old Port of Fira at 11:00 am. You must take the cable car or walk down the 587 steps from Fira town to reach the boat.
• Nea Kameni (The Volcano): A 90-minute stop to hike the active volcanic craters. There is a €5 entrance fee (cash only) collected at the site. Wear sturdy sneakers; the terrain is hot and sharp.
• Palea Kameni (Hot Springs): A 30-minute stop for swimming. The boat anchors 30 meters out, so you must swim to reach the warm, orange-tinted water. Wear a dark swimsuit to avoid stains.
• Thirassia Island: You have 2 hours of free time for lunch at a harbor taverna or to explore the traditional village of Manolas. This is when most guests eat, but the cost is not included in your tour ticket.
• Sailing Below Oia: The boat sails along the massive Oia cliffs, providing a great perspective of the windmills and white houses from the water.
• Return to Port: The tour concludes around 4:30 pm or 5:00 pm. If you are on the sunset version, the boat will hold its position below Oia for the sunset before returning to the port.

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The Old Port (Skala) sits at the base of a 300-meter cliff directly below Fira. This is where cruise passengers are tendered ashore. To reach Fira above, you must take the cable car or climb the 587 steep steps.

Boat Tours for Cruise Passengers

• If you are arriving in Santorini on a cruise ship, a boat tour is the best way to escape the thousands of other passengers flooding the narrow streets of Fira and Oia. However, Santorini has some of the most difficult logistics of any port in the Mediterranean.
• The Cable Car Bottleneck. All cruise passengers are tendered to the Old Port directly below Fira. From there, your only way up to the town is the Cable Car (€10 in 2026) or walking 587 steep, slippery steps. When 3 or 4 ships are in port, the wait for the cable car can exceed 90 minutes. Critical Reality: Ships do not always anchor exactly on schedule, and wind conditions can delay tender operations by 30-60 minutes. Your “arrival time” is not the time your feet hit the dock. Do not book a tour departing less than 2 hours after your ship’s scheduled arrival time.
• Athinios vs. The Old Port. Most luxury catamaran tours depart from Athinios Port, which requires a road transfer from the top of the cliff. Traffic Warning: Athinios Port can become gridlocked when multiple ferries and tour buses arrive simultaneously; a 20-minute drive can easily take 45+ minutes in peak hours. However, “Classic” volcano tours often depart directly from the Old Port where your tender drops you off. Tactical Booking Tip: If minimizing risk is your priority, book a tour departing from the Old Port to skip the cable car stress entirely. If maximizing luxury is your priority, book an Athinios catamaran but build in a massive buffer time.
• The “First Off” Battle. Cruise lines prioritize their own shore excursions for the first tender boats. If you book an independent tour, you might not reach land until 90 minutes after the ship anchors. Many cruise lines now require you to reserve a tender time slot through their app or shore desk as soon as you board. Do this immediately to get the earliest possible slot.
• The “All Aboard” Risk. If you miss your ship, it will not wait for you. Independent tours do not carry the same return guarantee as cruise-line excursions. Sunset tours are extremely risky for ships departing before 10:00 PM. Even small delays at the port or the cable car can cause serious stress. I strongly recommend a Morning/Day Tour to ensure a safe return.
• Best for Cruise Passengers: Volcano Boat Tour – This is the smartest logistical choice for cruisers because it departs from the Old Port (Skala) – exactly where your ship’s tender drops you off. By booking this tour, you skip the €10 cable car fee and, more importantly, the 90-minute queue to get up the cliff, giving you more actual time on the water and the volcano.

Map of Santorini Boat Tours

A Santorini boat tour picks up guests at Ammoudi Bay, just below Oia, one of three departure locations.

Booking Directly vs. GetYourGuide: How to Decide

One of the most frequent questions I get is whether to book a boat tour directly with the local operator or to use GetYourGuide. While there isn’t a single “right” answer, the choice usually comes down to whether you prioritize the security of a platform or the flexibility of a direct relationship.

• GetYourGuide: The Cancellation Shield. The single biggest reason to use GetYourGuide is their 24-hour cancellation policy. Most (but not all) tours on their platform allow for a full refund as long as you cancel at least 24 hours before your departure. Always check the specific listing’s window before booking. This is a massive safety net in Santorini, where plans often shift due to flight delays or ferry changes. Additionally, GetYourGuide has thousands of verified reviews in one place, whereas smaller operators will only display curated, positive testimonials.
• Booking Directly: The Private Customization. Booking directly is often the better route for Private Charters where you can occasionally negotiate a modest discount (typically 5–10%) or ask for custom arrangements like a specific proposal spot or dietary needs. However, communication can be slower through platforms; booking direct gives you a direct line to the captain. A Price Reality Check: For standard small group tours, prices are often identical. Operators usually price the commission into their advertised rate, so don’t assume direct is always cheaper.
• The “Support Local” Reality. In theory, booking direct ensures every dollar goes straight to the captain and crew. In practice, that local operator then has to shoulder the substantial costs of marketing, website maintenance, and administration – tasks GetYourGuide largely handles for them in exchange for their commission. It’s often a wash for the operator, and the “direct is better” argument is more complicated than it appears on the surface.
• The Payment and Logistics Gap. GetYourGuide offers instant confirmation and simplified Apple Pay/Google Pay options, which also provide better credit card protection and easier chargebacks if something goes wrong. Direct Booking Risk: Some local operators may require a wire transfer or a non-refundable deposit when booking direct. Always confirm the payment method and refund terms in writing before sending funds. While rare, independent bookings carry a slightly higher risk if an operator has a mechanical issue; GetYourGuide can sometimes rebook you on a different boat faster.
• Weather and Inventory. When booking direct, you often receive a more honest, real-time assessment of whether conditions will be enjoyable – not just technically “safe.” In peak July and August, popular departures often sell out on GetYourGuide first; booking direct may occasionally give you access to remaining “last-minute” inventory not listed on the platforms.

Final Verdict: When to Use GetYourGuide

• Use GetYourGuide if: You value cancellation flexibility, want to see verified reviews, prefer app-based ticket storage, or are booking within a tight cruise or ferry schedule.
• Book Directly if: You want total itinerary control for a private charter, need special arrangements (like custom pickups), or are comfortable confirming all cancellation and refund terms in writing.

Full Disclosure: My links to Get Your Guide are affiliate links meaning I get a small percentage of the booking fee if you book through that link. It does not change the price you pay in any way.

Santorini Boat Tours – More Photos

View of Fira from a boat tour.

View of Imerovigli from a boat tour.

The caldera-side of Oia.

The white rock towers of southern Santorini.

The view of the volcano with Fira in the background.

The view of Oia from the Ammoudi Bay where many boat tours begin from.

Jumping from the rocks below Oia.

Barbecue on a Santorini boat tour.

Food on the boat tours is surprisingly good – sometimes great.

All tours listed here have a sitdown lunch or dinner.

So much to see. Awesome!

Swimming from the boat to the warm waters of the hot springs.

My son jumping from the boat.

Same kid, different year. (Me, my other son, and my brother are in the water.)

Most boats and catamarans will have 2 or 3 bathrooms. They are always clean and well maintained.

The views of the cliffs and caldera from the boat are incredible.

The Private Catamaran Cruise of the caldera with swimming and lunch or dinner.

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