Skip to main content
Easy cancellation
16,000 activities in 25 countries
2 million+ happy customers
DestinationsGift vouchersBlog
Several boats visiting a cave at the shore during a boat trip.
Compare offersBest pricesEasy booking
GRGreeceZakynthos (Zante)Keri

Caves Boat Trips Marathonisi (Turtle Island)

11 Offers with the Best Prices 2026
Sort by:
Popular Options
Locations
Activity
Categories
Included services
Ideal for
Languages
Duration
Popular Options
Locations
Activity
Categories
Included services
Ideal for
Languages
Duration
Full Glass Bottom Boat Trip to Marathonisi Caves with Turtle Spotting from Rent All Mania Zante.NewRent All Mania Zante
Full Glass Bottom Boat Trip to Marathonisi Caves with Turtle Spotting
Rent All Mania Zante
Starting from: Keri
3 hours
Free cancellation
Hotel pickup available
Hotel pickup available
From
60 €
Check availability
Picture of a girl swimming next to a trutle during the Boat Trip to the Keri Caves with Turtle Spotting with Best of ZanteBest of Zante Boats
Boat Trip to the Keri Caves with Turtle Spotting
Best of Zante Boats
4.8(30)
Starting from: Agios Sostis, Laganas, Kalamaki
3 hours
Free cancellation
Hotel pickup available
4.8(30)
Hotel pickup available
From
10 €
Check availability
Boat Trip from Agios Sostis to the Keri Caves & Turtle Island from Traventure Zakynthos.Traventure Zakynthos
Boat Trip from Agios Sostis to the Keri Caves & Turtle Island
Traventure Zakynthos
4.8(43)
Starting from: Laganas, Agios Sostis, Kalamaki
3 hours
Free cancellation
Hotel pickup available
4.8(43)
Hotel pickup available
From
25 €
Check availability
Glass-Bottom Boat Trip to Keri Caves from Agios Sostis with Turtle Spotting from Happy Days Zante .Happy Days Zante
Glass-Bottom Boat Trip to Keri Caves from Agios Sostis with Turtle Spotting
Happy Days Zante
Starting from: Alikanas, Kalamaki, Agios Sostis
5 hours
Free cancellation
Hotel pickup available
Hotel pickup available
From
35 €
Check availability
People Watching a Turtle on Turtle Spotting Boat Trip to Turtle Island and Keri Caves from Michael Travel Zakynthos.Michael Travel Zakynthos
Glass-bottom Boat Trip to Turtle Island and Keri Caves with Turtle Spotting
Michael Travel Zakynthos
5.0(3)
Starting from: Argasi
3 hours
5.0(3)
From
25 €
Check availability
Boat with glass-bottom from VIP Turtle Spotting Boat Trip to Turtle Island and Keri Caves from Michael Travel Zakynthos.Michael Travel Zakynthos
Luxury Boat Trip to Turtle Island and Keri Caves with Turtle Spotting
Michael Travel Zakynthos
4.7(3)
Starting from: Argasi
3 hours
4.7(3)
From
25 €
Check availability
Semi Private Sunset Boat Trip to Cameo, Marathonisi & Mizithres Island from Best of Zante Boats.Best of Zante Boats
Semi Private Sunset Boat Trip to Cameo, Marathonisi & Mizithres Island
Best of Zante Boats
5.0(1)
Starting from: Laganas
3 hours
Free cancellation
Hotel pickup available
5.0(1)
Hotel pickup available
From
25 €
Check availability
Picture of a loggerhead sea turtle spotted in the private boat trip to Marathonisi Island and the Keri Caves with turtle spotting with Serene Private Cruises.Serene Private Cruises Zakynthos
Private Boat Trip to Marathonisi Island & the Keri Caves with Turtle Spotting
Serene Private Cruises Zakynthos
Starting from: Kavos Psarou
4 hours
Free cancellation
Drinks available
Drinks available
From
310 €
Check availability
Private Boat Trip to the Keri Caves and the Shipwreck from Traventure Zakynthos.Traventure Zakynthos
Private Boat Trip to the Keri Caves and the Shipwreck
Traventure Zakynthos
5.0(1)
Starting from: Laganas, Agios Sostis, Kalamaki
6 hours
Free cancellation
Hotel pickup available
5.0(1)
Hotel pickup available
From
600 €
Check availability
Private Boat Trip to Marathonisi, the Keri Caves & Laganas Beach from Sunwave Cruises Zakyntos.Sunwave Cruises Zakyntos
Private Boat Trip to Marathonisi, the Keri Caves & Laganas Beach
Sunwave Cruises Zakyntos
Starting from: Tsilivi (Planos)
5 hours
From
400 €
Check availability
Private Boat Trip to Marathonisi, the Keri Caves & Laganas Beach from Sunwave Cruises Zakyntos.Sunwave Cruises Zakyntos
Private Full-day Boat Trip around Zakynthos with Snorkeling & Turtle Spotting
Sunwave Cruises Zakyntos
Starting from: Tsilivi (Planos)
7 hours
From
580 €
Check availability
Sunset Boat Trip to Marathonisi Island, Keri Caves and Mizithres with Swimming from Rent All Mania Zante.NewRent All Mania Zante
Currently not availableSunset Boat Trip to Marathonisi Island, Keri Caves and Mizithres with Swimming
Rent All Mania Zante
Starting from: Keri
3 hours
Free cancellation
Hotel pickup available
Hotel pickup available
View details
Sunset Full Glass Bottom Boat Trip to Marathonisi & Keri Caves with Swimming from Rent All Mania Zante.NewRent All Mania Zante
Currently not availableSunset Full Glass Bottom Boat Trip to Marathonisi & Keri Caves with Swimming
Rent All Mania Zante
Starting from: Keri
3 hours
Free cancellation
Hotel pickup available
Hotel pickup available
View details
Boat Trip to Keri Caves, Mizithres & Shipwreck Beach with Turtle Spotting from Rent All Mania Zante.NewRent All Mania Zante
Currently not availableBoat Trip to Keri Caves, Mizithres & Shipwreck Beach with Turtle Spotting
Rent All Mania Zante
Starting from: Keri
7 hours
Free cancellation
Hotel pickup available
Hotel pickup available
View details
Private Half-Day Boat Trip to Marathonisi Island and Mizithres with Turtle Spotting from Rent All Mania Zante.NewRent All Mania Zante
Currently not availablePrivate Half-Day Boat Trip to Marathonisi Island and Mizithres with Turtle Spotting
Rent All Mania Zante
Starting from: Keri
4 hours
Free cancellation
Hotel pickup available
Hotel pickup available
View details
Private Sunset Boat Trip to Marathonisi Island and Mizithres with Swimming from Rent All Mania Zante.NewRent All Mania Zante
Currently not availablePrivate Sunset Boat Trip to Marathonisi Island and Mizithres with Swimming
Rent All Mania Zante
Starting from: Keri
3 hours
Free cancellation
Hotel pickup available
Hotel pickup available
View details

What customers love about boat trips in Marathonisi (Turtle Island)

4.8
81 reviews
My Tours glass bottom boat goes to Marathonisi-Island and Keri-Caves.My Tours ZakynthosBoat Trip to Marathonisi Island and Keri Caves with Turtle Spotting
9 Reviews
Stefania · FamilyITItaly

Well-organized tour. Excellent support throughout the day. Thank you for the wonderful experience.

Boat with glass-bottom from VIP Turtle Spotting Boat Trip to Turtle Island and Keri Caves from Michael Travel Zakynthos.Michael Travel ZakynthosLuxury Boat Trip to Turtle Island and Keri Caves with Turtle Spotting
3 Reviews
Ingeborg · CoupleGRGreece

An incredibly fun boat trip with a great captain. A unique kind of boat with a glass bottom so you could see the turtles swimming beautifully. Dog-friendly!

Picture of a girl swimming next to a trutle during the Boat Trip to the Keri Caves with Turtle Spotting with Best of ZanteBest of Zante BoatsBoat Trip to the Keri Caves with Turtle Spotting
30 Reviews
Sylvia Schmidt · FamilyDKDenmark

Super experience and a fantastic captain.

Popular Boat Tour Providers in Marathonisi (Turtle Island)

Traventure ZakynthosTraventure Zakynthos
181 Reviews
11 Offers
null-null-hero
Free cancellation for all offers
Birgit · Solo travelerDEGermany

I highly recommend Traventure Zakynthos; everything went perfectly from start to finish.

Best of Zante BoatsBest of Zante Boats
132 Reviews
2 Offers
null-null-hero
Free cancellation for all offers
Instant booking confirmation for all offers
Alexander · CoupleATAustria

Captain Alexandros was a fantastic and very entertaining tour guide. This tour far exceeded our expectations. We were very surprised that no one else gave the crew any tips...

Serene Private Cruises ZakynthosSerene Private Cruises Zakynthos
10 Reviews
5 Offers
The astonishing Navagio Beach with the famous shipwreck from 1980, visited with Serene Private Cruises Zakynthos.
Free cancellation for all offers
bertrand · FamilyFRFrance

really great - to do absolutely and to do again

Michael Travel ZakynthosMichael Travel Zakynthos
8 Reviews
5 Offers
Picture of tour in Zakynthos by Michael Travel Zakynthos.
Olga · FamilyNLNetherlands

Good experience for good price!

Sunwave Cruises ZakyntosSunwave Cruises Zakyntos
4 Reviews
4 Offers
Our boat in the Ionian Sea seen from above.
Angelo ITItaly

Excellent Company, they are Professionals of the sea and they know how to treat the customer so that he is satisfied ⭐️⭐️⭐️⭐️⭐️

Happy Days ZanteHappy Days Zante
3 Reviews
3 Offers
null-null-hero
Free cancellation for all offers
Instant booking confirmation for all offers
Chris · FamilyGBUnited Kingdom

A great trip, small group, excellent driver.

Marathonisi (Turtle Island): All locations

Full Glass Bottom Boat Trip to Marathonisi Caves with Turtle Spotting from Rent All Mania Zante.
Marathonisi Beach

4 offers

Marathonisi (Turtle Island): Similar activities

Private Boat Trip to the Turtle Island & Keri Caves with Turtle Spotting from My Local Sea Zakynthos.
Half-Day Trips Marathonisi (Turtle Island)

15 offers

A view of Navagio Shipwreck Beach, where My Tours stops for swimming during the boat tour around Zakynthos.
Day Trips Marathonisi (Turtle Island)

15 offers

Private Boat Trip to Marathonisi, the Keri Caves & Laganas Beach from Sunwave Cruises Zakyntos.
Boat Trips with Snorkeling Marathonisi (Turtle Island)

12 offers

Turtle spotted during the RIB Boat Trip to Marathonisi and Keri Caves with Turtle Spotting from Explore Zakynthos.
Sunset Boat Trips Marathonisi (Turtle Island)

4 offers

Private Boat Trip to the Keri Caves and the Shipwreck from Traventure Zakynthos.
Marathonisi (Turtle Island): Boat Trips to Shipwreck Beach

4 offers

You want to book one of our activities? We are here to help you!
Laura_checkyeti_Contact
PauliTalk to our Boat Tour Expert
We'll only use the provided contact information to follow up, in line with our privacy policy.

Discover checkyeti

Private Boat Trip from Ibiza to Formentera Isla de S'Espalmador with Snorkeling from Nautipic Ibiza.
Boat Trips with DJ / Live Music Ibiza

30 offers

During a jet ski tour to volcanic beaches lead by an experienced guide from Crazy Sports, a tourist is posing for a photo with cliffs of volcanic origin in the background.
Water Sports & Jet ski Cyclades

30 offers

The Cabanes Tchanquées seen during the private boat trip around Île aux Oiseaux in the Arcachon Basin with Spirit of Nantucket Arcachon.
Boat Trips Lège-Cap-Ferret

9 offers

Summer Service Boat Rental's RIBs seen from the dock before the RIB Boat Rental in Porto Rotondo with Summer Service Rental Boat.
Full Day Boat Rental Spiaggia di Capriccioli

6 offers

A couple enjoys a Sunset Sailboat Trip in Barcelona with Drinks & Snacks from Vela Boat Trips Barcelona.
Evening Boat Trips Barceloneta Beach

5 offers

Full Day Guided Jeep Tour to the North of Basse-Terre with Lunch & Swimming Stop from Karukera 4x4 Tour Guadeloupe .
Tours & Activities Basse-Terre

4 offers

Sunset RIB Boat Trip along the Trabocchi Coast with Apéritif & Dinner.
Boat Trips with Stops to Swim Campobasso Region

4 offers

Boat Trip along Arrábida Beaches & Coves with Swimming from Blue Coast Tours Sesimbra.
BEST Boat Trips in Arrábida

4 offers

An instructor during Off-Piste Skiing & Snowboarding Lessons "SkiLL Freeride Guiding“ in Saalbach Hinterglemm.
Off Piste Skiing Saalbach Hinterglemm: Tours

3 offers

Private Ski Lessons for Adults of All Levels from Scuola Sci M-Sport Montecampione.
Private Ski Instructors Montecampione

3 offers

More on checkyeti

Private Full Day Trips Isola MolaraInstagrammable Boat Trips CorsicaPrivate Boat Tours MathrakiSnowboard Lessons for Beginners La PlagneSki Schools Nassfeld - Tressdorfer AlmNorthern Lights Cruises in Troms CountyBoat Trips with Snorkeling Palermo regionPrivate Full Day Trips Port of Sant Eulalia del RíoBoat Trips with Stops to Swim Saint-Honorat IslandGlass-Bottom Boat Trips PortopetroInstagrammable Boat Trips Xigia BeachFull Day Boat Rental Baia di Alghero
Customer reviews
checkyeti.com
4.5
2959 Reviews on
4.4 Excellent | 1475 reviews
As seen on:ForbesThe TelegraphemerceFazSport ActivFit for FunBlick CH
Company
About
New look
PressTermsPrivacyAccessibility
Providers
Provider loginWork with us
Support
Help Center
lauraainaravictor
Secure payment
Carte Bleue logoBancontact logo
© checkyeti 2026 · ImprintMade in Austria, Switzerland & France
Official partnerAtomic
Connect with us
instagramfacebooklinkedinyoutube