Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves in Zakynthos
Zakynthos, Greece

Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves

Outty Ranking 74 4.4 · 97 traveler reviews3 hoursFrom $23

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September 2026

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Adults

Age 13 and over

2

Children

Age 12 and under

0

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From, per person$23
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Outty Ranking

74/100

Strongly Recommended. Our proprietary evaluation. How we score

Traveler rating

4.4/5

Based on 97 traveler reviews. Ratings and reviews provided by Viator and Tripadvisor.

Quick answer

Is Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves worth booking?

Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves is a 3-hour experience in Zakynthos, Greece, from $23 per person. It scores 74 out of 100 on the Outty Ranking, which we label “Strongly Recommended, based on a 4.4/5 rating across 97 reviews. Cancellation is free up to 24 hours before the start time. Same-day spots are currently showing.

Outty Ranking
74 / 100
Rating
4.4/5 (97)
Duration
3 hours
From
$23 per person

Set sail on a mesmerising journey across Zakynthos’ turquoise waters aboard our glass-bottom boat — a unique window into the island’s vibrant marine life. Whether you join us from the charming Agios Sostis Harbour or opt

What you get

  • Bottled water
  • In-vehicle air conditioning
  • Liability Insurance
  • Glass-Bottom Boat Ticket
  • Guide/Captain

About this experience

Set sail on a mesmerising journey across Zakynthos’ turquoise waters aboard our glass-bottom boat — a unique window into the island’s vibrant marine life. Whether you join us from the charming Agios Sostis Harbour or opt for a hassle-free pickup from your hotel you’re in for a day packed with natural wonders and unforgettable experiences. Cruise the sparkling Ionian Sea on a glass-bottom boat and discover Zakynthos’ natural wonders. Spot sea turtles, swim in crystal-clear waters, and explore the stunning, Keri Caves. Choose a convenient meeting point or hotel pickup from major resorts. Enjoy incredible views above and below the waves, and don’t forget your camera — and snorkel! Highlights: • Watch for loggerhead turtles in their natural habitat • Swim in the turquoise waters of Turtle Island & Keri Caves • Marvel at marine life through the boat’s glass bottom • Capture amazing photos of Zakynthos’ coastline Perfect for couples, families, solo and nature lovers!

What's included

Included

  • Bottled water
  • In-vehicle air conditioning
  • Liability Insurance
  • Glass-Bottom Boat Ticket
  • Guide/Captain

Not included

  • Snacks

What you'll see and do

  1. Laganas

    Our specially designed glass-bottom boat gives you a clear view of the marine life and sea floor, letting you connect with nature even if you stay dry.

    15 minutes here

  2. Keri Caves

    Cruise along dramatic limestone cliffs and slip into a dreamscape of electric blue water at the breathtaking Keri Caves. These hidden gems are only accessible by boat, making the experience feel like your own private paradise.

    60 minutes here

  3. Marathonisi

    Island): Glide over the Ionian Sea to the heart-shaped Marathonisi Island — famed for its pristine beaches and as a nesting ground for the endangered Caretta caretta sea turtles. Catch sight of these gentle creatures from the deck, or jump in for a swim alongside them if you’re lucky!

    60 minutes here

  4. Cameo Island

    Cameo Island, nestled near Agios Sostis in Zakynthos, Greece, is a picturesque private island renowned for its romantic ambiance, making it a sought-after destination for weddings. Originally part of the mainland, it became an island following an earthquake and is now connected by a charming wooden footbridge.

    15 minutes here

Where it starts and ends

Meeting point

Zakynthos

Once you reach the small Chapel of Agios Sostis, walk straight for about 20 meters, keeping the chapel on your right. You will find our meeting point ahead. Please wait at the Greek flag, where you’ll see the sign for "Happy Days Zante – Meeting Point."

Hotel pickup

Pickup is available for selected locations. Pickup begins about 10 minutes before departure.

Ends at

Once you reach the small Chapel of Agios Sostis, walk straight for about 20 meters, keeping the chapel on your right. You will find our meeting point ahead. Please wait at the Greek flag, where you’ll see the sign for "Happy Days Zante – Meeting Point."

Options you can book

  • OPTION WITH HOTEL TRANSFER

    Half-Day Tour with Pickup : Select this option for inclusive round trip transportation from your accommodation to the port. Pickup included

  • St. Sostis port meeting point.

    No transfer included : Select this option and drive by your own at the meeting point.

Before you book

Cancellation
For a full refund, cancel at least 24 hours before the scheduled departure time.
Languages
en
Ticket
Mobile Only
Runs on
Every day
Group size
Up to 15 travelers per booking
Operated by
Happy Days Zante

Know before you go

  • Service animals allowed
  • Infants are required to sit on an adult’s lap
  • Suitable for all physical fitness levels

Photos

Caretta-CarettaTurtle IslandZakynthos Half Day Tour and Cruise Turtle Island and Keri Caves in Zakynthos, photo 4Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves in Zakynthos, photo 5

Good to know

Duration
3 hours
Free cancellation
Up to 24h before
Minimum age to book
All ages
Availability
Bookable today
Runs on
Every day
Price range
$23 to $45
Hotel pickup
Available for selected locations
Booked in 30 days
34
Verdict
Strongly Recommended

Why this scores 74

The Outty Ranking is a weighted composite. Here is how this experience performed on each component.

Traveler sentiment (30% weight)60
Review evidence (18% weight)78
Booking momentum (14% weight)73
Value for money (12% weight)100
Listing quality (10% weight)100
Local standing (8% weight)27
Booking flexibility (8% weight)100

Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves: questions travelers ask

Practical detail on this experience, plus the wider planning questions for Zakynthos.

How much does Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves cost?

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Prices start at $23 per person. The final price depends on the date, the time slot and the number of travelers, and peak weekends in Zakynthos usually price higher than midweek mornings. Live pricing and remaining availability are confirmed on the booking screen before you pay.

How long does Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves take?

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Plan for about 3 hours from start to finish, not counting travel to the meeting point. Most travelers leave another 30 minutes on either side so the rest of the day in Zakynthos is not rushed.

Is Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves worth it?

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It holds an Outty Ranking of 74 out of 100, which we label "Strongly Recommended". That score blends traveler sentiment (4.4/5 across 97 reviews), the depth of that review evidence, recent booking momentum, value for money against comparable last minute in Zakynthos, and how flexible the cancellation terms are.

Can I cancel or reschedule Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves?

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Yes. Cancel free up to 24 hours before the start time for a full refund. Inside that window the booking is non-refundable, and no-shows are not refunded.

Is Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves suitable for kids and families?

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Yes, all ages are welcome. Families should still weigh the 3-hour running time, and strollers are easier on the earlier, quieter departures.

How far in advance should I book Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves?

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Around 34 people booked this in the last 30 days, so popular slots go early. Two to three weeks ahead is comfortable in shoulder season, while summer weekends and holidays in Zakynthos can sell out a month out. Same-day spots do open up when other travelers cancel, so it is worth checking if you are already in town.

What should I bring or wear?

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Bring photo ID, your booking confirmation on your phone, a refillable water bottle and comfortable shoes. Dress for the weather in Zakynthos and add a light layer if any part of the 3-hour experience runs outdoors or after sunset.

Where does Zakynthos Half Day Tour and Cruise Turtle Island and Keri Caves start and how do I get there?

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The exact meeting point and directions are on your voucher once you book, and they sit in central Zakynthos within reach of public transport. Arrive 15 minutes early: late arrivals are treated as no-shows by most operators.

What are the best things to do in Zakynthos?

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On Outty we rank every Zakynthos experience on the same 0 to 100 scale, and alongside this one the highest scorers right now include Half-Day Greek Cooking Class of Zakynthian Culture with Lunch, Zakynthos Turtle Tour Small Group Turtle Spotting & Turtle Island, Zakynthos : One day small group tour to Navagio beach Blue Caves & top view. The city page groups everything into most popular, highest reviewed, last minute and family-friendly so you can build a day around what actually delivers.

When is the best time to visit Zakynthos?

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Booking patterns follow the same curve: prices and queues climb in peak weeks, while shoulder season gives you better availability on the top-ranked experiences and more room to change plans.

How many days do you need in Zakynthos?

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Three full days covers the headline sights without sprinting. A workable rhythm is one anchor experience each morning, such as this one, an unhurried afternoon in a single neighborhood, then a food or nightlife booking in the evening. Five days lets you add a day trip outside the city.

Do I book through Outty or through the operator?

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Outty ranks and explains the experiences, then hands you to Viator to complete the booking with the operator directly. The price is the same as booking on Viator yourself, and Outty earns an affiliate commission on the referral, which is how the rankings stay free to read.

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