Kos

15 Best Kos 3-Island Cruises

The three-island days from Kos port: Kalymnos’ sponge-diving harbor, Pserimos’ lazy beach and Plati’s swim stop, with pirate-ship and waterslide versions for the family manifest. The Dodecanese does its best work in threes.

1.From the Port of Kos: Full Day Boat Cruise to 3 Islands

Experience a full-day boat cruise from Kos visiting three charming islands with swim stops, Greek lunch, and dolphin sightings—all for under $35.

Most Popular★ 4.8

“Fantastic day out. The team was really friendly, the food was good and we even got to see some dolphins. Really great value for money and would definitely recommend!”

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2.From Kos: 3-Island Pirate Cruise with Lunch and Waterslide

Experience a fun-filled 7.5-hour boat trip from Kos visiting 3 beautiful islands, with swimming, snorkeling, a waterslide, and Greek BBQ lunch included.

★ 4.5

“This was an amazing day. The crew was energetic and fun with great music and vibes. The drinks were great and not too expensive. The included lunch was a good portion and very tasty. We had enough time to explore the islands but the last…”

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3.From Kos: Nisyros Island Volcano and Panagia Spiliani

Discover Nisyros Island's volcanic crater and Panagia Spiliani monastery on this affordable, well-organized day trip from Kos with expert guides.

★ 4.3

“This was a great trip, and Marta an excellent guide. Mandraki was a charming town. A good lunch at Vegos and an awesome afternoon visiting the crater of the volcano…an incredible experience. Would recommend this day trip.”

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4.Full Day 3-Island Boat Cruise from Port of Kos

Discover the beauty of Kos with this full-day boat cruise visiting three stunning islands, featuring dolphin sightings, free time, and a delicious Greek lunch.

★ 5.0

“Excellent day out onboard Odyssey on the Three Island Cruise from Kos. Very friendly and helpful crew. Very reasonable prices for drinks and a very good lunch provided. Would definitely recommend this tour.”

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5.Kos Town: Kalymnos & Pserimos Day Cruise & Optional Transfer

Discover Greek islands with this full-day boat cruise from Kos, visiting Pserimos, Kalymnos, and Vathy, with snorkeling, local food, and dolphin sightings.

★ 4.5

“The ship was not so crowded which was nice. The crew members had the energy they were funny. It was nice to see some dolphins on the way. It can be the best 30€ i’ve ever spent. Only the meal on the restaurant on the…”

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6.3 Island Luxury Cruise with 4 Swimming Stops with Captain Morgan

Discover the stunning Greek islands on this 7-hour luxury cruise from Kos, featuring four swimming stops, dolphin sightings, and a delicious BBQ lunch.

“Brilliant day! We was lucky enough to see the dolphins on the way to one of the islands! Such a good vibe with good music, great hostess and great crew and nothing is much trouble. Also there was some special moments as it was someone’s…”

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7.Full Day Boat Cruise to 3 Islands with optional pickup

Discover Greece's charm on a full-day boat cruise exploring three islands near Kos, featuring swimming, local cuisine, and authentic coastal villages.

★ 4.5

“It was a really nice day with a super crew! They asked everybody alle the time if rhey are feeling good, they looked for their clients, they made a good mood, played good music. The beaches we were visiting were super nice and clean! The…”

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8.Full-Day Tour to Nisyros The Volcano Island

Discover Nisyros, Greece, on this full-day tour combining a scenic boat cruise, an active volcano walk, and exploring charming towns—great value and authentic experiences.

★ 4.5

“It's an hours ferry trip to the island, where you are split on to buses depending on language. Some went into Mandraki for free time, some went straight to the crater then swoped, it was all done very smoothly, and a very interesting day. I…”

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9.Barco De Pirata Cruise at 3 Islands in Greece

Discover the unique pirate-themed boat trip from Kos, visiting three islands with snorkel stops, a Greek barbecue, and dolphin sightings—great value and fun.

★ 4.5

“Our teenage daughter chose this trip and I’m so glad she did. We visited 3 different islands stopping at the first for a dip at the beach, the 2nd for a walk around the harbour we chose to go in the train that drives you…”

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10.The Santa Maria Full-Day Island Cruise in Aegean Sea

Experience a full day of island hopping in the Aegean with visits to Kalymnos, Platy, and Pserimos. Enjoy included lunch, swimming, and local culture for $44.76.

★ 5.0

“Unfortunately the Santa Maria had stopped sailing when we checked the day before sailing, but the company were excellent and transferred us to a sister ship the captain Morgan which was a fantastic experience so the trip was great hence the 5*”

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11.Full-Day 3 Island Cruise Tour in Kos Island

Explore three Greek islands—Kalymnos, Pserimos, and Platy—on this full-day cruise from Kos, featuring dolphin sightings, local eats, and stunning waters.

★ 5.0

“The trip was fun. The boat is a bit bigger than others so it was likely steadier in the water. Get there early if you want.a spot to layout on deck rather than a seat. Crew was entertaining.”

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14.Kos: 3-Island Cruise with Lunch and Hotel Transfer

Discover the beauty of Greece's Dodecanese with a full-day, 3-island cruise on a luxurious yacht, including lunch, hotel pickup, and authentic island experiences.

★ 4.5

“Super sympathische Crew, mit viel Spaß, Tanz und Musik. Gutes Wetter und mit nur 25 weiteren Gästen ab Bord für uns perfekt. Wir kommen sehr gerne wieder.”

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15.Dory’s Glass Bottom Boat Adventure in Pserimos and Pserimos Beach

Explore Pserimos and its shipwreck on a 2.5-hour glass-bottom boat trip from Kos, offering stunning underwater views, swimming, and picturesque scenery.

★ 4.5

“Great scenery and an altogther brilliant experience with efficient, friendly crew the location for the swim stop in the blue lagoon was awesome.”

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More Kos 3-Island Cruises

Explore Kos

Three islands per boat day and a volcano you can stand in.