Kos: 3-Island Cruise with Lunch, Swimming and Audio Guide

Kos sends you out to sea in style on this three-island cruise, with swimming stops, a Greek BBQ lunch, and time ashore in Kalymnos and Pserimos. The best part is the mix: one stop gives you local culture, another gives you clear water and boat jumping, and the last offers a small beach and souvenir stalls.

I like the friendly crew and relaxed boat setup, especially the shaded seating, cushioned sun decks, clean toilets, and reasonably priced drinks. I also like the value at $29, since lunch, dolphin watching, and three island stops are included. The catch is that dolphin sightings are never guaranteed, and one of the three island visits is mainly a swim stop rather than time on land.

Key points at a glance

• Kalymnos brings local character: Walk around Vathy, browse sponge shops, and look for honey and local orange juice.
• Platy is the swimming highlight: Jump from the boat or swim in open water during the 40-minute stop.
• Pserimos gives you beach time: Walk, shop, eat, or simply sit by the shore.
• The Santa Maria is built for a long day: Expect wooden decks, cushions, shade, tables, a bar, and clean toilets.
• The crew sets the mood: Alex, Alexander, Aria, and Ariel are among the crew names singled out for humor and warm service.
• Bring cash and arrive early: Cash helps at the island shops, while early boarding gives you a better chance at shaded seating.

A full day across three Dodecanese islands

This is a long boat day, listed at 450 minutes, or roughly seven and a half hours. You leave from the Port of Kos and spend much of the time moving across the Dodecanese, with music, sun, drinks, swimming, and short island visits breaking up the ride.

The Santa Maria is an 80-foot wooden boat with open decks, padded cushions, shaded areas, tables, and a bar. It is designed more for a sociable day at sea than for a quiet ferry crossing. You can sit in the sun, find shade, order a drink, and move around while the boat heads toward the islands.

The boat can fill up, so arrive 30 minutes before departure for boarding. That matters if you want a particular seat, especially under cover. One useful tip is to board early if shade is important to you. The sun deck is appealing, but several hours in the Greek sun can become tiring.

The atmosphere changes with the group. Some departures feel calm and easygoing, while others include music, dancing, and more crew interaction. This is not a silent sightseeing cruise. It is a social boat outing with plenty of time to swim and chat.

The first stretch across the Dodecanese

The opening cruise lasts about 80 minutes. You will have time to settle in, choose a place to sit, and watch Kos recede as the boat heads toward the other islands.

A free audio guide works through your phone in English, German, Greek, or Italian. The guide includes information and trivia about the places along the route. It is a useful extra for anyone who wants more than a pretty view, though you will need your own phone and should have it ready before departure.

The crew also gives information as you arrive at each stop. Guides called Alex and Alexander are known for keeping the explanations light and entertaining, with a good deal of interaction during the day. Aria and Ariel are also named for their friendly service. The precise crew can change, but the style is clearly informal rather than formal or lecture-heavy.

After the first cruise comes a planned dolphin-watching period of about 20 minutes. You might see dolphins gathering around the boat, and several departures have had that luck. Still, wildlife keeps its own timetable. One particularly important point: the cruise should not be booked solely for dolphins. You may see them, but there is no guarantee.

Kalymnos and the sponge trade in Vathy

Kalymnos is the most cultural stop on the route. You have about an hour to explore, with time to walk around Vathy and visit local shops.

The island is closely linked with Greek sponge fishing, and the shops give you a chance to handle and examine real sponges. This is more interesting than simply buying a standard souvenir because the products connect directly to Kalymnos and its traditional trade. You can also look for local honey and orange juice, two other products highlighted during the visit.

This stop is short enough that you should keep your plans simple. Walk around the port area, look into the sponge shops, and leave room for a drink or snack if you want one. Some small businesses accept cards, but the machines may not always work smoothly. Cash is the safer choice, especially if you want to buy a sponge or local product.

Kalymnos is also where the route feels most like a visit to a real island community rather than a swimming excursion. You are not given hours to explore the island, and this is not a full cultural tour. Still, the hour gives you a useful glimpse of local commerce and island life.

Swimming from the boat near Platy

After Kalymnos, the boat continues for about 30 minutes before stopping at Platy Island. This is primarily a swimming stop, with around 40 minutes of free time.

Platy is one of the most appealing parts of the day for anyone who likes swimming in open water. You can enter from the boat and, depending on the conditions and your comfort level, jump from the upper deck. The clear water and the chance to swim straight from the ship are a major reason to bring proper swimwear and a towel.

This is not an island visit in the usual sense. You should not expect to walk through a village or browse shops at Platy. It is a water stop. That distinction matters because the wording about three islands can create the impression that you will spend equal time ashore on all three. In practice, Platy is mainly about the sea.

The boat provides three swimming opportunities as part of the day, though the exact pattern can depend on the route and conditions. Bring sunscreen and reapply it. You may be eager to jump in, but the uncovered decks offer little protection during a long summer afternoon.

Pserimos for beach time and small-shop browsing

A further sightseeing cruise of about 25 minutes brings you to Pserimos. Here you get around 40 minutes for walking, shopping, sightseeing, and beach time.

Pserimos is a pleasant counterpoint to Platy. Instead of swimming directly from the boat, you can step ashore and spend time near the beach, browse small stalls, or stop at a cafe. It is a relaxed place to stretch your legs after the longer cruise sections.

The visit is still brief, so do not treat it as a chance to explore every corner of the island. You will get the most from it by choosing one or two priorities: sit by the beach, have a quick drink, or shop for a small souvenir. The island works well as a simple break rather than a major sightseeing stop.

You can also buy food and drinks on two of the islands, but lunch is already provided aboard the boat. Pserimos is therefore less about finding a full meal and more about enjoying a short change of scene before the return trip.

Greek BBQ lunch and drinks aboard the Santa Maria

Lunch is served on board and is described as a Greek BBQ. The meal is included in the $29 ticket, along with the cruise, island stops, swimming opportunities, dolphin-watching time, and audio guide.

The food has been one of the strongest parts of the experience for many people, with repeated praise for the BBQ. It is a practical arrangement: you do not lose valuable island time searching for a restaurant, and you can eat while staying with the group.

Drinks are extra. The boat has an updated bar, and drinks, cocktails, and donuts are available for purchase. Prices are described as reasonable, but you should still bring cash because the ticket does not cover beverages or island shopping.

If you are bringing children or teenagers, snacks may be useful even with lunch included. One family specifically noted the availability of donuts and drinks, but also suggested bringing extra food for hungry children. The day is long, and meal timing may not match everyone’s appetite.

What the boat day feels like in practice

The Santa Maria offers a middle ground between a quiet excursion and a full party boat. You get music and the option of dancing near the end, but the cruise is also described as chilled and comfortable. The padded seats, shaded area, tables, and bar make a difference when you are on board for most of the day.

The crew is an important part of the experience. They serve drinks, explain the stops, help people during swimming time, and keep the mood moving. Alex and Alexander are particularly associated with funny, friendly guiding, while Aria and Ariel have also been named for their warm service.

Do not expect a luxury yacht or a private cruise. The boat can reach capacity, and busy departures mean less choice of seating and more people around the swimming areas. Still, the boat is described as well maintained, and the toilets have been specifically noted as clean.

The return cruise takes about 90 minutes. By then, you will likely be ready for a shaded seat, a drink, or simply a quiet view of the sea. The route finishes back at the Port of Kos.

Is $29 a good value?

At $29 per person, this is strong value if you want a full day on the water rather than a highly specialized island tour. You are paying for a long cruise, lunch, three swimming opportunities, a dolphin-watching period, two land-based stops, and a phone audio guide.

The value is strongest for couples, families with older children, and anyone who wants several experiences in one booking. A separate boat trip, lunch, island transport, and short visits to Kalymnos and Pserimos would normally require more planning and could cost more.

The price does not cover drinks, souvenirs, local products, or transport to the Kos harbor. Those costs are easy to manage, but you should plan for them. You also need a passport or a copy of your passport for boarding, so do not leave that in your hotel room.

The main limitation is depth. You see three islands, but only Kalymnos and Pserimos offer meaningful time ashore. If you want a serious visit to Kalymnos, a long beach day on Pserimos, or a private swimming trip, this cruise will feel too compressed.

Who should book this cruise?

I would recommend it to you if you want an easy, social day with a bit of everything: swimming, island scenery, local shopping, lunch, and entertainment. It also suits families with older children and teenagers who may enjoy jumping from the boat, dolphins, music, and the chance to move around.

It is a good choice for people who prefer a more comfortable boat atmosphere than a pirate-themed or party-focused outing. The route has enough energy to avoid feeling dull, but it also offers shaded seating and time to relax.

You should think twice if you have limited mobility. The activity is not suitable for people with mobility impairments, and it is also not suitable for pregnant women. Boarding, moving around the boat, swimming, and getting ashore at the islands all require a reasonable level of physical comfort.

The boat is also not ideal if you dislike crowds or want a guaranteed quiet seat. Since departures are often full, early arrival is worthwhile. The cruise operator can also substitute another boat, as happened on one departure when the larger Captain Morrgain was used instead of Santa Maria. The day still followed the same general pattern, but boat assignments can change.

Practical advice before you go

Bring swimwear, a towel, sunscreen, cash, and your passport or a copy. A phone is useful for the audio guide, and you may want a waterproof case if you plan to use it near the water.

Arrive 30 minutes before departure and meet outside the Santa Maria boat at the Port of Kos. The meeting point is simple, but do not arrive at the last minute if you want a shaded seat or need time for boarding checks.

Keep your island plans flexible. Kalymnos is best for sponges and local products, Platy is for swimming, and Pserimos is for a short walk, beach time, and small shops. Trying to do too much at every stop will make the day feel rushed.

The activity can be cancelled up to 24 hours ahead for a full refund, and you can reserve while paying later. Starting times vary, so check availability for your date.

Should you book it?

Book this cruise if you want excellent variety for a low price and like the idea of spending a full day at sea with a friendly crew. The Greek BBQ, comfortable wooden boat, swimming from Platy, local sponge shops in Kalymnos, and short beach stop at Pserimos give the day a satisfying range.

Skip it if dolphins are your main goal, if you need a quiet or private boat, or if you want substantial time on land. For most people staying in Kos, though, this is a practical way to see several nearby islands without arranging separate transport. Bring cash, arrive early, and treat the dolphin sighting as a bonus rather than a promise.

FAQ

How long does the Kos three-island cruise last?

The activity lasts 450 minutes, or about seven and a half hours. The route begins and ends at the Port of Kos.

Which islands does the cruise visit?

The route includes Kalymnos, Platy Island, and Pserimos Island. Kalymnos and Pserimos include time ashore, while Platy is mainly a swimming stop from the boat.

Is lunch included?

Yes. A Greek BBQ lunch aboard the boat is included in the ticket price. Drinks are not included and can be purchased separately.

Is dolphin watching guaranteed?

No. The schedule includes about 20 minutes of dolphin watching, but dolphins are wild animals and sightings are not guaranteed.

What should I bring?

Bring swimwear, a towel, sunscreen, cash, and your passport or a copy of your passport. A phone is useful for the free audio guide.

Is the cruise suitable for people with mobility impairments or pregnant women?

No. The activity is listed as unsuitable for people with mobility impairments and pregnant women.