Zakynthos

15 Best Zakynthos Turtle Cruises

The loggerhead cruises in the marine park: glass-bottom boats over the grass beds, Marathonisi’s turtle-shaped islet and Keri’s caves on the loop. Caretta caretta nests on these beaches; the licensed boats keep the legal distance and still deliver.

1.Zakynthos: Turtle Spotting Cruise with Glass-Bottom Boat

Experience Zakynthos on a 3-hour glass-bottom boat cruise—spot turtles, explore caves, swim in crystal waters, and enjoy stunning scenery with expert guides.

Most Popular★ 4.5

“The highlight of our holiday in Zakynthos. Captain Dennis was very funny and very knowledgeable of how to find the turtles and where to look, giving everyone a chance to see. The swimming spot was incredible with a gorgeous view and Turtle Island was a…”

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4.Zakynthos: Marathonisi, Cameo Island and Keri Caves Tour

Discover Zakynthos with a 5-hour tour exploring Cameo Island, Marathonisi, and Keri Caves. Swim, spot turtles, and taste local olive oils on this balanced adventure.

★ 4.2

“The panoramic view is really beautiful. The private beach is cool, you can swim even if you don't know how because the boat driver comes very close to the sand to get everyone down.”

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5.Zakynthos: Turtle Spotting, Marathonísi & Keri Caves Cruise

Discover Zakynthos on a 3.5-hour eco-friendly cruise with turtle spotting, swimming at Marathonisi and Keri Caves, perfect for nature lovers and adventure seekers.

★ 4.2

“We spotted 2 turtles, captain was very good driving the boat to get the best view and pictures of the turtles. Swimming at the last stop of 50 min on Marathonisi is a heaven with added bonus of spotting the most beautiful and numerous fish…”

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7.Zakynthos: Keri Lake Romantic Sunset & Myzithres Viewpoint

Experience a romantic sunset at Myzithres, explore Keri Lake’s peaceful beach, and enjoy stunning views with a knowledgeable guide on this affordable Zakynthos tour.

★ 4.6

“Worth every penny but requires a walk up a dusty hill to the sunset spot. Wear comfortable trainers you don't mind getting dusty, if they are white it will turn them orange.”

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9.Zakynthos: Glass-Bottom Boat to Navagio, Caves & White Beach

Explore Zakynthos on a glass-bottom boat tour visiting Navagio Beach, caves, and White Beach. Experience stunning views, clear waters, and expert guides.

★ 4.6

“This day was just perfect! The bus driver picked me up from the hotel. We went to a beautiful viewing point and got a snack and a bottle of water. We got on a boat tour to the shipwreck and swimmed inside a cave with…”

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10.Cruise to turtle’s island and caves with a glass bottom boat

Discover Zakynthos' Turtle Island and caves on a glass-bottom boat tour. Expect wildlife sightings, snorkeling, and scenic caves—perfect for nature lovers.

★ 4.0

“The staff were all very friendly and the speaker was very knowledgable about turtles and the islands that we visited. The captain of the boat was very good at getting us close to the caves. Our favourite part was seeing the turtle come up for…”

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11.Zakynthos Half Day Tour to the Turtle Island, Cameo & Keri Caves

Discover Zakynthos' highlights on a half-day tour—turtle spotting, caves, and olive oil tasting—perfect for travelers seeking authentic local scenery.

★ 4.0

“Great trip and saw lots of the island coast line and turtles. Would have liked to see more of the natures including birds and not stop multiple times to swim. Once is enough near the caves. George who collected us was super helpful and very…”

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12.Turtle Spotting Cruise in Zakynthos

Discover the wildlife and scenic beauty of Zakynthos on this 4-hour turtle spotting cruise, including stops at Keri Caves and Turtle Island, with hotel pickup.

★ 3.5

“The tour was brilliant , well worth the money . Beautiful scenery , we managed to see an adult turtle and baby turtles hatching on turtle island , an experience that we never thought we would see !”

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13.Caretta – Caretta Turtle Trip (Boat Trip)

Discover Zakynthos’ treasures on a 3-hour boat tour spotting Caretta turtles, swimming at Marathonisi, and exploring stunning caves—all from a small group.

★ 4.5

“We enjoyed both our boat trips with your company - Best of Zante. We did the Blue Caves trip and the Caretta Caretta Turtle trip. We loved our captain as he was very passionate, engaging and had a great sense of humour. We enjoyed swimming…”

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14.3 Hours Marathonissi Island Tour, Keri Caves and Turtles Spotting

Explore Zakynthos on a 3-hour boat tour visiting Marathonissi Island, Keri Caves, and spotting sea turtles in their natural habitat for an authentic Greek adventure.

★ 4.0

“Sehr nettes Personal ,alles Wichtige erklärt, kleine Boote mit überschaubaren Gästen drauf. Für 25€ tolles Erlebnis inklusive Baden Sehenswürdigkeiten Schildkröten gesehen und die Fahrt selber ist auch ein Erlebnis. Vielen Dank nur weiter zu empfehlen”

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15.Zakynthos Half Day swimming tour to Turtle island and keri caves

Discover Zakynthos' top sights on this half-day boat tour, including Turtle Island, Keri Caves, and Cameo Island, with options for private or small-group adventures.

★ 4.5

“This trip was amazing. Our ship had a tender problem in port and we were an hour and a half late. The company not only honored our excursion, they sent a boat to give us a private tour. Alexander was an amazing tour guide. We…”

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A shipwreck on the beach and turtles in the bay.