Reviewed · KOS TOURS
Full Day Boat Cruise to 3 Islands with optional pickup
The best part of this Kos boat trip is its variety. In one long day, you get a tiny island beach, a peaceful Kalymnos village, a swim in clear water, Greek food, and a cheerful ride home with music and dancing. Dolphin sightings are possible, though never promised.
I like the low price and the amount of time on the water. I also like the friendly crews, including captains and hosts such as Yannis, Costas, and Mike on some sailings. The main caution is crowding, plus inconsistent pickup details and snorkeling equipment.
Key points
- Three very different stops: Pserimos offers a small beach village, Vathi brings a fjord-like setting on Kalymnos, and Plati is mainly a swimming stop.
- About eight hours for $36.28: Lunch, taxes, a restroom, and onboard WiFi are included, making this a strong budget choice.
- Swimming is central to the day: You may swim from the boat at Plati and use the beach at another stop.
- Bring your own mask and snorkel: Equipment is advertised as included, but several departures did not provide it.
- The return journey gets lively: Music, dancing, friendly crew members, and reasonably priced drinks are part of the atmosphere.
- Pickup needs attention: The operator may contact you only shortly before departure, and some hotel pickups become a walk to a nearby bus stop.
What your eight hours from Kos look like
This is a full day on the Aegean, not a quick harbor outing. The boat leaves from the port of Kos and heads north toward the islands near Kalymnos. The route covers about eight hours, with roughly one hour at Pserimos, one hour at Vathi, and 45 minutes at Plati, plus sailing time and lunch.
At $36.28 per person, the price is unusually friendly for a full-day cruise. You are paying for a shared boat experience, not a private yacht or a quiet sailing trip. That distinction matters. The boat can carry up to 80 people, and some departures feel crowded, especially when everyone is looking for the best upper-deck seats.
I would treat this as a cheerful island day with swimming and social energy. If you want silence, personal space, and long stretches alone on a beach, this is not the right format. If you want to see more of the area without arranging ferries, taxis, and restaurants yourself, it is a practical bargain.
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Pserimos, a tiny island with a simple beach life

Pserimos is the first clear change of pace. The island is tiny, with a resident population described as roughly 60 to 130 people. Either way, this is a small place, and it feels far removed from the busier parts of Kos.
You have about an hour here. The main appeal is the water and the beachside setting, not a long list of sights. The sea is clear, and small tavernas serve fresh fish close to the shore. You can walk a little, sit by the water, or use the stop as an easy first swim if conditions are good.
I like this kind of stop because it gives you a taste of island life without asking you to fill half a day with sightseeing. Pserimos is about scale and simplicity. The island does not need a grand attraction to work well in a three-island cruise.
Keep your expectations sensible. One hour is enough to enjoy the shore, but not enough for a serious exploration of the island. This is also a shared boat stop, so the beach may feel busy when the boat arrives. Bring a hat and high-factor sunscreen, since shade and indoor space are not the reason you came here.
Vathi and the narrow entrance to Kalymnos

The stop at Vathi is the most scenic land-based part of the route. Vathi is a village on Kalymnos, reached through a striking natural fjord. As the boat moves into the inlet, the surrounding gulfs and caves open up slowly, giving you good chances for photographs from the water.
You get about an hour to explore. Walk the quiet streets, try local sweets, or order one of the homemade orange juices associated with the village. This is a gentle stop rather than a rushed sightseeing march. You can simply enjoy the setting and watch daily life unfold around the harbor.
Vathi gives the cruise a little more substance than a day made only of beaches. Kalymnos is known for its island traditions and seafaring character, and the village setting offers a brief look at that side of the region. The stop is short, but it breaks up the swimming and sunbathing.
The cruise also highlights the colorful town of Pothia, Kalymnos’s main town. The exact time spent there can depend on the boat’s running order and conditions, so do not plan on a long independent visit. The supplied schedule focuses most clearly on Vathi, Pserimos, and Plati. If Pothia is the place you most want to explore, confirm how it fits into your sailing before booking.
Plati is the day’s main swim stop

Plati lies between Kos and Kalymnos. Here, the boat anchors near the small island, shuts down its engines, and turns the sea into the attraction. You can jump from the boat and swim in water clear enough to see the sandy bottom through blue and turquoise tones.
You get around 45 minutes, which is long enough for a proper swim but not a beach afternoon. This stop suits confident swimmers who enjoy entering the water directly from a boat. If you prefer a gradual, sandy entry, you may be happier at the beach stop on another part of the route.
The crew has snorkeling equipment listed as part of the package. I would not rely on that promise without checking. Several departures had no equipment available, and people who expected to borrow masks and snorkels had to manage without them. Pack your own set if snorkeling matters to you.
The boat bar is open during the stop, with cocktails reported at about €5 and other drinks described as reasonably priced. Drinks are not included, and the bar may be cash-only, so carry euros. Some sailings also offer a happy hour on the return trip.
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Lunch is useful, but not the main reason to book

Lunch is included, which helps keep the day’s cost under control. Choices have included chicken kebab, salad, and spaghetti bolognese, with a vegetarian option available if you request it when booking.
The meal is served during a stop at a restaurant, and the setting is part of its appeal. You can eat without having to search for a table or leave the group behind. The lunch arrangements are generally described as organized, but the food itself is best viewed as straightforward excursion fare.
Some people find the meal very good, while others find it average. That difference is easy to understand on a large boat trip. The kitchen is feeding a group on a schedule, not preparing a slow, custom meal in a small taverna.
I would still count lunch as a real value. At this price, a supplied meal saves you both money and planning time. Just bring your own expectations down from long Greek lunch by the sea to simple meal included during a busy day.
The crew shapes the mood of the cruise

The people running the boat make a noticeable difference here. Crew members are often praised for being friendly, attentive, and willing to help. On some departures, Costas and Mike have led music and dancing on the way back, while Captain Yannis and the crew of the Princess Diana have received particularly warm praise.
Boat names can vary. The Princess Diana and Poseidon have both been used for this type of sailing, so do not assume one vessel or one named crew member is guaranteed. What you can reasonably expect is a social atmosphere rather than a formal guided cruise.
The return ride is often the most animated part. Music plays, crew members encourage people to sing and dance, and the mood becomes more like a floating party than a quiet ferry crossing. Families, couples, and groups of friends can all fit into this atmosphere, though anyone seeking a calm ride may prefer a seat away from the action.
Dolphins have also been seen on some journeys, especially on the way back. The crew may point them out, but no one can promise a sighting. Enjoy it as a lucky extra, not as one of the fixed stops.
Seating, crowding, and what to expect onboard

The boat is described as comfortable and has air conditioning, a restroom, WiFi, and space to sit inside or outside. It is not a small boat, but a maximum of 80 passengers can still feel like a lot when everyone wants a shaded seat or a place on the upper deck.
Arrive early if having a daybed or a preferred outdoor spot matters to you. Even departures on quieter weekdays can become competitive around seating. The upper deck gives you better views and more sun, while the lower or indoor areas offer some protection if the wind picks up.
The sea can be breezy, especially up top. One departure was described as very windy, so bring a light layer even in hot weather. Comfortable summer clothes, flat shoes, a swimsuit, towel, hat, and strong sunscreen are the practical kit.
You should also expect to get wet. Spray can reach the boat, and the swimming stop is built around getting into the water. Keep phones, cameras, and other valuables protected in a dry bag or sealed pouch.
Pickup from Kos can be convenient, but check the details

The standard meeting point is the port of Kos, Kos 853 00, Greece, and the cruise returns there. Pickup is offered, but the local supplier provides the exact place and time.
This is the part I would watch most closely. Pickup information has sometimes arrived late, even on the morning of departure. A hotel pickup may turn into a walk to the nearest bus stop, and one reported walk took about 15 minutes. Another passenger expected a 9 a.m. hotel pickup, only to learn that 9 a.m. was the boat’s departure time and pickup was earlier.
Read the final message carefully and confirm two things: the exact pickup point and the name of the boat. One passenger reached the dock after a long walk but did not know which boat to find. Dock staff helped, but that is a needless start to a full day.
If you are staying in Kos Town and can comfortably reach the port, meeting there may be simpler. If you choose pickup, keep your phone available and allow extra time.
How the value compares with the compromises

The price is the strongest argument for booking. For $36.28, you receive transport by boat, several island stops, lunch, taxes, a restroom, WiFi, and a full day out. You still pay for drinks, but the bar prices are generally modest, with cocktails around €5 on some trips.
The compromises are typical of a low-cost group cruise. You may share the boat with as many as 80 people. The lunch is functional rather than memorable. The itinerary can change order, and the advertised snorkeling equipment may not be available.
There is also a small wording issue around the islands. Plati is mainly an anchor-and-swim stop, not an island visit with a long walk ashore. Some departures have also landed on only two islands while using the third as a swimming stop. That still makes a good day, but it helps to know what three islands means in practice.
For me, the package remains good value because the day combines several experiences that would cost more to arrange independently. You get local scenery, water time, food, and transport in one booking. The trip works best when you see it as an easygoing group outing, not a precise private itinerary.
Who should book this Kos cruise?
I would recommend it to you if you want:
- A budget-friendly full day on the water
- Several short stops rather than one long beach visit
- Swimming from a boat and at island beaches
- A friendly, musical atmosphere
- A simple way to reach Pserimos and Kalymnos
- A family-friendly activity with most participation levels accommodated
You should think twice if you need guaranteed snorkeling gear, very quiet surroundings, generous personal space, or a carefully controlled schedule. The cruise also depends on good weather, and poor conditions can lead to a new date or a full refund.
The boat can accommodate most participants, and vegetarian food is available when requested in advance. The tour is offered in English. Free cancellation is available up to 24 hours before the start time, while weather or minimum-group cancellations result in an alternative date or a full refund.
Should you book the three-island boat trip?
Yes, if you want a lot of Kos holiday scenery for a modest price and do not mind sharing the day with a lively crowd. Pserimos gives you a tiny island beach, Vathi provides the most memorable scenery, and Plati supplies the clear-water swim. The crew, music, and possible dolphin sightings add fun without raising the basic price.
Book it with three small precautions: bring your own snorkeling equipment, carry cash for drinks, and confirm the pickup time, meeting point, and boat name the day before. Choose an early arrival if you want a good seat.
This is not a refined sailing trip or a quiet island retreat. It is a cheerful, good-value day at sea with enough variety to keep the eight hours moving. For many visitors based in Kos, that is exactly the point.
FAQ
How long does the cruise last?
The experience lasts about eight hours. It begins and ends at the meeting point at the port of Kos.
Where does the cruise start?
The stated meeting point is the Port of Kos, Kos 853 00, Greece.
Is hotel pickup available?
Yes. Pickup is offered, but the local supplier will contact you with the exact pickup time and location. In some cases, you may need to walk to a nearby bus stop rather than receive pickup directly at your hotel.
Which islands and places are included?
The route includes Pserimos, Vathi on Kalymnos, and Plati. The experience also highlights the colorful town of Pothia, though the exact running order and time there can vary.
Is lunch included?
Yes. Lunch is included. A vegetarian option is available if you request it when booking.
Are drinks included?
No. Drinks must be purchased separately onboard or during the stops. Some departures have offered cocktails for about €5 and a happy hour on the return trip.
Is snorkeling equipment provided?
Snorkeling equipment is listed as included, but it has not been available on every departure. If snorkeling is important to you, bring your own equipment or confirm availability before sailing.
What happens if bad weather cancels the cruise?
If poor weather causes a cancellation, you can choose an alternative date or receive a full refund. The experience also requires a minimum number of participants, with the same type of alternative or refund offered if that minimum is not met.
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