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

Clear water, quiet islands, and a full day at sea. The Odyssey cruise makes a strong case for leaving Kos town behind, especially if you want three island stops, swimming, and a cooked Greek lunch without paying for a luxury yacht. I like the friendly crew and the relaxed pace, plus the chance to spot dolphins near the fish farms. The main drawback is that the boat can feel crowded, and rough water may change the route or make the front deck wet.

This is not a private sailing trip or a silent sightseeing cruise. You share the boat with other passengers, listen to music, and buy drinks from the bar. Still, the price is remarkably low for a roughly seven-and-a-half-hour outing that includes lunch, several swim stops, and time ashore in Kalymnos and Pserimos. If you want a social, easygoing day on the Aegean, this is one of the better-value choices from Kos.

Key points to know before booking

• Kalymnos begins the day with a natural fjord: You get about an hour in Vathi, with cliffs, coves, caves, and a small village to explore.
• Plati is the best swim stop: The boat pauses in turquoise water where you can jump straight from the deck.
• Dolphins are possible, not promised: The route passes fish farms, a good place to watch for wild dolphins.
• Lunch is simple and filling: Expect souvlaki, salad, tzatziki, and bread, with beans and dolmades for vegetarians.
• Pserimos offers a slower final stop: You get around an hour to walk around, swim, or have a drink before sailing back.
• The boat is practical rather than luxurious: Seating is generally comfortable, but busy departures can feel tight.

What this Kos boat trip is really like

The Odyssey leaves from Kos harbor, opposite the Port Police. Look for the blue boat named Odyssey, and arrive by 9:30 to check your ticket and settle in.

The outing lasts 450 minutes, or about seven and a half hours. In practice, the time can feel shorter because the day is broken into sailing, shore stops, lunch, swimming, and dolphin watching. One useful point from the schedule is that you spend about an hour sailing to Kalymnos, then 45 minutes to the next stop, 20 minutes to Plati, and about 30 minutes on the return leg from Pserimos.

I would not book this expecting a polished yacht with quiet private corners. This is a friendly day boat with a bar, music, shared seating, and a full mix of couples, families, and groups. The mood is relaxed rather than wild. Music volume can vary, though it has been described as soft and well chosen on some departures. One person wanted more traditional Greek music, so the soundtrack may not satisfy everyone.

The crew is one of the strongest parts of the experience. Captain Yanas and his team are repeatedly praised for being attentive, cheerful, and quick to help. That matters on a long boat day. The crew also helps with food arrangements, checks on passengers, and keeps the schedule moving without making the trip feel rushed.

Sailing from Kos toward Kalymnos

The first hour at sea gives you time to find a seat, order a drink, and watch the coast recede. If you are prone to motion sickness, sit where the boat feels most stable and bring any medication you normally use. One passenger specifically praised the captain and crew for helping with seasickness medicine, but you should not rely on the boat to provide it.

The sea can be calm, but wind may make the ride choppy. The front of the boat is attractive for views, though it can be exposed to spray. A useful practical warning is to keep a towel and spare cover close by, rather than buried in your bag. The sun is also strong, even when the breeze makes the air feel mild.

The boat has enough room for a comfortable day, but this is not an unlimited-seating setup. One account described six people being fitted into space intended for four. That does not mean every departure feels cramped, but arriving on time gives you a better chance of choosing a good spot.

Vathi on Kalymnos: cliffs, caves, and one hour ashore

Kalymnos is the most scenic land stop. The boat heads to Vathi, a village set beside a natural fjord. The approach is the real show: rugged cliffs, enclosed water, rocky coves, and cave-like formations create a sharp contrast with the open sea around Kos.

You get about an hour to walk around. That is enough for a short look at the peaceful streets, photographs, and perhaps a taste of local food. It is not enough for a serious exploration of Kalymnos, so keep your expectations realistic. This is a sampler stop, not a full island tour.

I like this part because it adds some local texture to a day that could otherwise become one long swim break. You can step off the boat, stretch your legs, see how a smaller island village feels, and buy a souvenir if something catches your eye. The pace is gentle, but you will want to keep an eye on the departure time.

The schedule can shift. If the captain spends extra time looking for dolphins, the first island stop may be shortened. That happened on one outing, with roughly 30 minutes at the first island and more time elsewhere. In that case, the dolphin sighting was considered a fair trade, but it is worth knowing that the advertised timing is not carved in stone.

Greek lunch on board after Kalymnos

After Vathi, the boat serves lunch on board. The standard plate includes pork or chicken souvlaki, salad, tzatziki, and bread. It is straightforward Greek food, not a long restaurant meal, but it is filling and well timed after a morning in the sun.

Vegetarians receive beans and dolmades instead of meat. The crew asks about this option, and vegetarian passengers have found it tasty and substantial. A vegan passenger was able to eat the vegetarian plate by leaving off the tzatziki. If you are vegan or have a food allergy, speak to the crew before lunch so they can confirm exactly what is available.

The food has earned particularly strong praise, with several people describing it as delicious, freshly prepared, or generous in portion. A few comments suggest the salad may be more like a simple cabbage salad than a classic Greek salad. That is a small point, but it helps set the right expectation: this is a good-value boat lunch, not a carefully designed tasting menu.

Lunch also gives you a useful pause in the middle of the day. You do not need to search for food on a small island or rush through a swim stop to find a café. Drinks are extra, but the onboard bar is described as reasonably priced. Some passengers paid about €6 for cocktails and €1 for water during happy hour, though prices can change.

Watching for dolphins near the fish farms

After lunch, the route passes nearby fish farms. This is the best chance to see wild dolphins jumping beside the boat.

The dolphins are not guaranteed, and the captain cannot manufacture a sighting. But this is not a vague promise either. Several outings reported dolphins, sometimes close to the boat and sometimes in groups. One group counted at least eight, while another saw them return after the captain made another pass through the area.

I would treat this as a welcome bonus rather than the main reason to book. Keep your phone ready, but do not spend the whole trip staring through a camera. The dolphins may appear suddenly and disappear just as fast. The captain may slow down or make an extra turn, which can affect the timing of the next island.

This section of the trip also gives you a break from the fixed itinerary. If you see nothing, you still have the sea views and the passing fish farms. If dolphins appear, the whole boat gets a memorable shared moment.

Plati: turquoise water and a jump from the boat

Plati islet is the cruise’s main swimming stop. The boat pauses in clear turquoise water, and you can jump from the boat and swim around it.

There may be no long beach walk here. The point is the water. Bring a towel, sunscreen, and swimwear under your clothes so you can get ready without fuss. If you prefer not to jump from the deck, you can simply enjoy the view or wait for another stop.

The swimming area is one of the most praised parts of the day. The water is described as exceptionally clear, and the stop gives you a chance to cool off after lunch and time in the sun. Families have enjoyed it, though parents should keep a close eye on children around the boat and in open water.

Wind can alter this part of the route. On one departure, the boat could not dock at Plati because of the conditions. The crew replaced it with an extra bay stop near Pserimos. That is a sensible safety decision, but you should understand that the exact island sequence can change with the sea.

After the swim, the crew offers a happy hour with cocktails and other drinks at low prices. The bar adds a holiday feel, but remember that drinks are not included in the ticket price.

Pserimos: a quiet final island stop

The final island is Pserimos, where you get about an hour to explore at your own speed. This is a good time to walk, take photographs, swim, or sit with a drink and watch the small bay.

Pserimos feels like a softer ending than a busy port town. The stop is long enough to make the island feel like a real place rather than a quick photo platform, although one hour still limits how far you can go. You will not see the whole island in this time.

Take cash if you want to buy something ashore. One useful tip is that restaurants on the last island may not accept cards. Do not assume your phone or bank card will solve every purchase. A small amount of cash is the safer choice.

The last stop can also become a substitute for Plati if wind affects the route. That flexibility is helpful, but it means you should think of the day as a set of experiences rather than a rigid checklist of exact stops.

The boat, seating, music, and crowd level

The Odyssey is best understood as a comfortable local excursion boat. It is not designed for private space or luxury service. Seating has generally been described as fine for the duration, with plenty of room on some departures, but a busy boat may feel tight.

Try to choose your seat early. The front offers a clear view but may receive spray when the sea is rough. Shaded areas are useful because the day is long and the Greek sun is strong. You should also expect people to move around during swim stops, lunch, and island visits.

Music plays during the cruise. It is generally intended to create a pleasant holiday mood rather than a nightclub atmosphere. If you want a completely quiet day, this may not be the right boat. If you enjoy a social setting with music and a cash bar, it fits well.

The crew keeps the atmosphere light. The captain is described as informative and good humored, while the wider team helps passengers without making a fuss. That personal service is especially valuable when someone needs help boarding, feels unwell, or has a food request.

Is $35 good value for a full day?

At the listed price of $35 per person, this is strong value. You receive the boat trip, three island destinations, swim stops, and lunch. Comparable days can become expensive once you add transport, food, and drinks, so having lunch included makes the budget easier to control.

The value comes from variety more than luxury. In one day, you get a dramatic fjord setting at Vathi, a swim from the boat at Plati, a slower island visit at Pserimos, and the possibility of dolphins. You also avoid arranging separate ferries, figuring out local connections, or packing several different day trips into your holiday.

The costs that remain are drinks, towels, and getting to the harbor. Hotel transfer is not included, so you need to make your own way to Odyssey Boat Kos. Towels are also not provided. Bring one from your accommodation or pack a quick-dry towel.

At this price, small imperfections are easy to accept. The boat may be crowded, lunch is simple, and the schedule may change with wind or dolphin sightings. If you want private seating, a gourmet meal, or a guaranteed quiet deck, spend more on a smaller boat. If you want a lot of scenery and swimming for a modest price, the calculation works in your favor.

Who should book this cruise?

I would recommend it to couples, families, and solo visitors who want a full day without much planning. Children who are comfortable around boats should enjoy the swimming and the possibility of seeing dolphins. The crew has also been praised for being attentive with families.

It suits you if you like a mixture of sightseeing and free time. You are not marched from one attraction to another. Instead, you get short walks, open water, swimming, lunch, music, and the freedom to enjoy the boat at your own pace.

It is less suitable if you need a slow, highly accessible outing. The activity is described as wheelchair accessible, but it is also marked as unsuitable for people with mobility impairments. That is a clear contradiction in the practical information, so contact the provider before booking if you have limited mobility or need help boarding.

People who dislike crowds, motion, or direct sun should think carefully. A windy day can make the ride rough, and the front deck may get wet. Bring a hat, sunscreen, swimwear, a towel, and enough water for your own comfort.

Should you book the Odyssey three-island cruise?

Book it if you want excellent value, friendly service, and a varied day at sea. The strongest reasons are the dramatic approach to Vathi, the clear water around Plati, the relaxed hour at Pserimos, and the chance to see dolphins near the fish farms. The included lunch and affordable onboard drinks make the price even more appealing.

Skip it if you want a private yacht, a guaranteed route, or a quiet trip with no music and no crowd. The exact timing can shift, the boat may fill up, and weather can replace a planned stop.

For most visitors with one spare day in Kos, I would consider this a smart booking. Arrive early, bring cash, pack sun protection and a towel, and keep your plans flexible. The Odyssey gives you a generous taste of the nearby islands without asking for a large budget.

FAQ

Where does the Odyssey boat leave from?

The boat leaves from the harbor of Kos, opposite the Port Police. Look for the blue boat named Odyssey.

What time should I arrive?

You should arrive on the boat by 9:30 to check your ticket.

Which islands does the cruise visit?

The route includes Kalymnos, Plati, and Pserimos. The exact route can change because of wind or sea conditions.

Is lunch included?

Yes. Lunch includes pork or chicken souvlaki, salad, tzatziki, and bread. A vegetarian option with beans and dolmades is available.

Are drinks included in the price?

No. Drinks are available to purchase on board, including cocktails and water.

Do I need to bring a towel?

Yes. Towels are not included. Bring a towel, swimwear, sunscreen, and a sun hat.

Is the cruise suitable for people with mobility impairments?

The activity information describes the boat as wheelchair accessible but also says it is not suitable for people with mobility impairments. Contact the provider before booking if you need specific boarding or mobility assistance.