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Discover Zakynthos with this 7-hour small boat tour from Agios Sostis, exploring Keri Caves, Mizithres, Marathonisi, and spotting Caretta-Caretta turtles.

This 7-hour tour in Western Greece offers an engaging adventure on a small boat departing from Agios Sostis. Priced at $105.36 per person, it combines scenic cruising with visits to iconic locations like Keri Caves, the Mizithres, and Marathonisi. The tour includes a local lunch and transportation with an air-conditioned vehicle, making it a practical choice for those wanting a detailed exploration of the area’s natural beauty.
While the boat capacity is small—8 to 10 people—which enhances intimacy and comfort, this tour is not suitable for pregnant women or travelers with motion sickness. The 7-hour duration balances active sightseeing with relaxation, and the live guide ensures you gain insight into the sights in English. This experience appeals most to travelers looking for a personalized, nature-focused adventure with opportunities to spot Caretta-Caretta turtles and enjoy snorkeling.
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The tour departs from Agios Sostis, with pickup and drop-off arranged at designated hotels or meeting points. Guests are transported in air-conditioned vehicles, making the journey comfortable on the way to the port. The pickup is organized in advance, with details provided via email a few days before the excursion.
This logistics setup ensures a smooth start and finish, allowing you to focus on the exciting parts of the trip. The small size of the vehicle and the boat contribute to a more personalized experience, giving everyone a chance to ask questions and enjoy the scenery without feeling crowded.

The main highlight of this boat trip is exploring the Keri Caves, a series of striking sea caves carved by natural forces. These caves offer incredible photo opportunities with their dramatic formations and clear waters. The boat glides smoothly through these formations, providing close-up views that are often difficult to access by land.
After the caves, the boat heads to Marathonisi, a small island also known as the Turtle Island. Here, travelers can swim and snorkel in the pristine waters, with Caretta-Caretta turtles often visible during the season. The chance to see these majestic creatures in their natural habitat is a notable feature of this tour, especially for wildlife enthusiasts.

The Ionian Sea offers crystal-clear waters perfect for a rejuvenating swim or snorkeling. The boat stops at several points where guests can jump into the inviting water and explore marine life. The tour emphasizes swimming sessions that refresh and provide a closer look at the underwater world.
Spotting Caretta-Caretta turtles is a highlight, with the possibility of seeing these majestic sea creatures during the journey. The guided commentary often points out local marine species, enriching the experience for those interested in sea life.
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The tour includes a delicious local lunch served at a charming tavern near the harbor. Expect authentic Greek dishes, crafted with fresh ingredients and prepared in traditional style. This meal offers a chance to enjoy regional flavors after a morning of exploration, providing a satisfying break before heading back.
The lunch is included in the price, making this experience convenient and offering good value for the overall cost.
The scenic boat trip from Agios Sostis is a core part of this experience, offering breathtaking views of the coastline, sea caves, and small islands. The small boat provides an intimate setting, allowing passengers to get closer to the natural formations and enjoy the tranquil atmosphere of the Ionian Sea.
The boat ride is led by an experienced skipper who has received praise for their professionalism. However, reviews mention the driver can be a bit hasty, so those who prefer a more leisurely pace might want to consider this aspect.

Participants are advised to bring sunglasses, a sun hat, towel, sunscreen, and beachwear. Since the tour involves outdoor activities and swimming, these essentials help ensure comfort throughout the day.
The boat’s capacity of 8-10 people makes it ideal for those seeking a more personalized experience. It also means early booking is advisable to secure a spot, especially during peak season.
This tour is particularly well-suited for small groups or private parties who want an up-close experience of Zakynthos’ coastal wonders. The personalized atmosphere and opportunities for snorkeling and wildlife spotting make it a strong choice for nature lovers and those looking for a relaxed, scenic day.
Given the limited capacity, it’s also a good option for travelers who value intimate settings and personal interaction with the guide. However, it’s important to note that pregnant women and those with motion sickness should consider alternative options, as the experience involves boat travel.

This 7-hour adventure offers a well-rounded glimpse into Zakynthos’ iconic sights with a focus on natural beauty and wildlife encounters. The small boat enhances intimacy and comfort, especially for those who prefer a less crowded experience. The included lunch and professional guide make it a convenient way to explore key coastal attractions.
While the pace can be a bit hasty for some, the stunning views of the Keri Caves and the chance to see Caretta-Caretta turtles make this tour worth considering. It’s perfect for travelers who appreciate personalized tours and want to enjoy snorkeling and scenic cruising in a peaceful setting.
“Skipper and tour operator 10 out of 10, driver a bit too hasty.”
How long is the tour and what does it include?
The tour lasts 7 hours and includes transportation, a small boat, lunch with local dishes, escort, liability insurance, and local taxes.
What locations does the boat visit?
It explores the Keri Caves, Mizithres, and Marathonisi, with opportunities for swimming, snorkeling, and wildlife viewing.
Is the tour suitable for children?
The data does not specify age restrictions, but since the tour is not suitable for pregnant women or those with motion sickness, travelers should consider their children’s tolerance for boat travel.
What should I bring on the tour?
Bring sunglasses, sun hat, towel, sunscreen, and beachwear for outdoor activities and comfort.
Can I have a private boat?
Yes, if your group consists of 8 to 10 people, you can have your own boat, ensuring a more exclusive experience.
Are drinks included?
No, drinks are not included in the tour price, so bring your own or purchase at the lunch stop.
What is the price of the tour?
Pricing is $105.36 per person, which covers all the essentials and the local lunch.
How do I book and what is the cancellation policy?
You can reserve now and pay later with free cancellation up to 24 hours before the tour, ensuring flexibility.
Does the tour operate in English?
Yes, the live tour guide speaks English, providing explanations and answering questions throughout the trip.
What if I want to see the turtles?
The chance of spotting Caretta-Caretta turtles is a key feature, especially during the season when they are often seen near Marathonisi.
Is this tour suitable for all fitness levels?
Generally, yes, but travelers should be comfortable with outdoor boat travel and swimming activities.