Santorini is a dream destination — white-washed buildings, fiery sunsets, and the legendary caldera create one of the most romantic backdrops on earth. But the true magic of Santorini unfolds when you experience it from the Aegean Sea. This guide to the best Viator boat tours in Santorini will help you discover the most unforgettable experiences on the water, from luxury catamarans to volcanic hot springs.
Whether you’re chasing sunsets, exploring volcanoes, or swimming in hidden coves, we’ve curated the top-rated tours that make your Greek getaway legendary.
Why Choose a Boat Tour in Santorini?
Santorini’s unique crescent shape — formed by an ancient volcanic eruption — means some of its best sights are only visible by boat. From the colorful cliffs of Oia to the volcanoes of Nea Kameni, these boat tours offer unmatched views, warm hospitality, and delicious Greek cuisine onboard.
🚤 1. Santorini Caldera Cruise with Hot Springs, Thirassia, and Sunset View
Tour Type: Traditional Wooden Boat
Duration: 6–8 Hours
Departure: Athinios Port or Old Port of Fira
This tour takes you through the volcanic islets, offering a scenic hike on Nea Kameni, a swim in the warm sulfuric waters of the hot springs, and a relaxing visit to Thirassia Island. You’ll end the day watching the sunset from the water — a picture-perfect view of Oia’s glowing cliffs.
✅ Pros:
-
Budget-friendly
-
Includes guided volcano hike
-
Traditional Greek boat experience
❌ Cons:
-
Group size can be large
-
Basic amenities compared to luxury cruises
⛵ 2. Luxury Catamaran Sunset Cruise with BBQ and Drinks
Tour Type: Deluxe Catamaran
Duration: 5 Hours
Departure: Ammoudi or Vlychada Port
This top-rated Viator boat tour offers a more intimate experience on a luxury catamaran, sailing past Red Beach and White Beach with stops for snorkeling and swimming in the caldera. Enjoy a Greek BBQ dinner onboard, open bar with local wine and ouzo, and the iconic Santorini sunset.
✅ Pros:
-
Small group (up to 20 guests)
-
All-inclusive: food, drinks, transfers
-
Breathtaking sunset from the sea
❌ Cons:
-
More expensive than standard cruises
-
May get booked quickly in high season
🛥 3. Private Speedboat Tour to Volcanic Islands and Hot Springs
Tour Type: Private Speedboat
Duration: 4 Hours
Departure: Fira or Vlychada
Perfect for couples, honeymooners, or small groups, this private boat tour allows you to customize your itinerary. Visit the volcanic islands, soak in hot springs, or swim in hidden spots. With a personal captain and guide, you get a more flexible and exclusive adventure.
✅ Pros:
-
Completely private experience
-
Flexible schedule and route
-
Excellent for special occasions
❌ Cons:
-
Pricey for solo travelers or small groups
-
Food and drinks may be add-ons
⛴ 4. Full-Day Santorini Catamaran Cruise Including BBQ and Drinks
Tour Type: Catamaran Day Tour
Duration: 10 Hours
Departure: Vlychada Port
This full-day cruise lets you explore all the iconic beaches — Red Beach, White Beach, Mesa Pigadia — and the caldera’s blue lagoons. Ideal for travelers who want a complete marine experience without rushing.
✅ Pros:
-
Extensive coastline exploration
-
Ideal for snorkeling and swimming
-
Great food and drink selection
❌ Cons:
-
May be tiring for those seeking shorter tours
-
Can get crowded in peak months
🏖 5. Sunset Fishing Boat Tour with Fresh Seafood Dinner
Tour Type: Local Fishing Boat
Duration: 6 Hours
Departure: Vlychada Port
A unique way to connect with Greek culture, this tour includes fishing with locals, cooking your catch onboard, and enjoying a sunset seafood dinner with your group.
✅ Pros:
-
Authentic experience with local fishermen
-
Perfect for seafood lovers
-
Less touristy, more intimate
❌ Cons:
-
Not ideal for those seeking high-end luxury
-
Requires a sense of adventure
🧭 What to Expect on a Santorini Boat Tour
-
Transfers: Many tours include hotel pickup/drop-off
-
Meals & Drinks: BBQ, seafood, and open bars are common
-
Swimming Stops: Pack your swimsuit, towel, and sunscreen
-
Camera-Ready Views: Sunsets, cliffs, and volcanic landscapes are stunning
✨ Tips for Booking the Best Boat Tour in Santorini
-
Book early in summer months — seats sell out quickly.
-
Choose sunset tours for the most romantic views.
-
Always check what’s included: transfers, food, and drinks.
-
Bring motion sickness medication if you’re sensitive to waves.
Looking for more foodie adventures while traveling in Europe? Check out our guide to the Best Viator Day Trips from Paris on a Budget for tastier travels.
📌 Final Thoughts: Which Santorini Boat Tour Should You Choose?
Santorini boat tours are more than just sightseeing — they’re about soaking in Aegean beauty, savoring Greek cuisine, and creating unforgettable memories. Whether you’re drawn to the luxury of a catamaran or the authenticity of a fishing boat, Viator offers the best variety of boat experiences for every traveler.
Make your visit to Santorini extraordinary. 🌅