Sun, swims, and a tiny island break. This day cruise takes you north of Kos, with Pserimos and Vathy on the schedule, plus generous time for clear-water swimming.

The best part for me is the crew energy. When they are in full flow, you get music, guest participation, and real effort to spot dolphins, sometimes with crew members like Mike or Ariel helping run the vibe. I also love that the price includes lunch with traditional Greek favorites like souvlaki, Greek salad, tzatziki, and fruit.

One thing to consider is that the included meal can be a bit hit-or-miss. On some days it’s piping hot and satisfying, and on others it can come out cooler than you want, so I suggest keeping expectations realistic and packing a small extra snack if you are picky.

Key highlights worth clocking

• Pserimos beach time on a small island with just about 60 inhabitants, so it feels calm and local
• Vathy looks like a fiord, plus Rina is the swim stop where people actually want to jump in again and again
• Plati island anchoring for another swim window, with time to stretch out on the water
• Greek lunch is included, with souvlaki, Greek salad, tzatziki, and fruit as the core lineup
• Crew-led fun and dolphin scanning, with entertaining hosts like Mike and Ariel named in recent onboard stories
• Optional hotel pickup across many Kos areas, otherwise meet at Kos Port/Akti Kountourioti for the boat called POSEIDON

A boat day north of Kos: what you’re really buying

This is a classic sun-and-sea day, but with smart pacing. You are not just stuck on a long transit. You get multiple stops that feel like different “moods,” first beaches and swimming, then a fishing village, then more water time before heading back.

For the money, the big value is time plus included basics. You get the cruise, pickup if you choose it, island visits, swim breaks, and lunch, all for around $33 per person. That combination matters because you can easily spend that much just getting a ferry ticket and figuring out lunch separately.

The vibe on board tends to be social, not sleepy. Even if you prefer quiet, you still get the real payoff: clear water, easy swimming access, and the chance at dolphins without the hassle of planning a private trip.

Getting on POSEIDON: meeting point and pickup reality

You meet at Kos Port, Akti Kountourioti, very close to the city center. The boat name is POSEIDON, and that matters because day tours can get confusing at the dock.

If you pick the hotel transfer option, pickup is offered from a long list of Kos areas, including Kos Town, Psalidi, Agios Fokas, Lambi Beach, Tigaki, Marmari, Mastichari, and Kardamena. The tour also lists specific morning departure times by area, like Kardamena at 8:00 AM, Mastichari at 8:15 AM, and Marmari-Tigaki at 8:30 AM. In plain terms, choose pickup if you want a lower-stress morning, especially if you are not near the port.

One practical tip if you care about where you sit or how close you are to shade. If you want a good spot on the deck, plan to get settled early after boarding. One recent tip was to arrive about 15 to 20 minutes early if sunbeds are a priority for you.

Kos Town cruise time: the easy transition to island mode

Once everyone is aboard, the day starts moving along the coast. There is about one hour of cruise time early on, which is long enough to get oriented, find your spot, and start the day like a vacation instead of a schedule.

This is also when you can do the small “setup” tasks you will thank yourself for later: sunscreen early, sunglasses on, and swimwear accessible. The day is bright and long, and sun shows up fast in the Dodecanese.

If seasickness is a concern for you, keep it in mind. A few people noted rougher crossing conditions in past departures, so it’s smart to be prepared if you know you’re sensitive.

Pserimos Island: beach calm on a 60-inhabitant kind of day

Pserimos is the first island stop, and it’s the one that feels like a reset button. You get roughly one hour to visit, plus an additional half-hour swimming window.

What makes it special is the scale. Pserimos has only around 60 inhabitants, so it doesn’t feel like a tourist hub. You’re more likely to see small tavern settings and beach life than crowds.

In your free time, do the simple things well: hang out on the sandy beach, swim, and consider grabbing a cold drink in a beach tavern right there in the area. If you want a more local-feeling stop, Pserimos is where you’ll feel it.

The swim time here is usually short by design, so treat it like a sprint, not a long lesson. Rinse off your sunscreen later if you can, and keep your towel handy.

Plati, Kalymnos: the anchoring swim that changes your whole day

After Pserimos, you head toward Plati for another stop, with time to visit and another swim period. Expect about 30 minutes on the island, then around 20 minutes swimming when the boat anchors.

Plati is where the water moments really come into focus. You are not just dipping your toes in. The stops are timed for swimming, with the boat positioned so you can get in from the water access points.

Bring your confidence, not just your courage. If you are a strong swimmer, you’ll probably enjoy the freedom. If you are not, you still get to swim, but stay near the safer areas and use whatever support or instructions the crew provides.

This is also a good place to pace yourself. The morning sun can stack up, and you’ll feel it more when you’re moving between deck, beach, and water.

Vathy and Rina: the fishing village feel, plus cliff-jump fun

Then comes Vathy, one of the most beautiful fishing villages in the Dodecanese. You get about one hour to visit before the longer meal break.

Vathy is described as looking like a fiord, and in practice that means the village feels tucked and framed, with that sheltered-water look. It’s the stop where you can shift from swim mode to “walk and look” mode, even if it’s just a casual wander.

Right after, you get the Rina swim time. People go for Rina because the water is clear and inviting. Some schedules also include a cliff-jump platform at the spot, and that adds a fun, attention-grabbing activity for people who want an extra thrill.

If you do the jump, do it safely and only if you are comfortable. I’d rather you jump once with confidence than hesitate and stress yourself out. If you prefer not to jump, you can still enjoy the swim and the views.

The included lunch: what to expect and how to handle it

Lunch is included, and it is centered on classic Greek dishes. The lineup listed for the meal includes souvlaki, Greek salad, tzatziki, and fruit.

Now, the realistic part: included lunch on boat days can vary in serving temperature and overall freshness. Some people loved it, while others said it was cooler than they expected. I’d plan for that possibility and bring a small comfort item if it matters to you, like a snack or something easy to eat later.

Also, consider the timing. With swimming stops and sea time, you often eat when you are tired and sun-warmed, which can make even average food feel better. If you’re sensitive to cold food, aim to eat soon after it’s served and ask the crew what the best option is that day.

Dolphin chances and onboard entertainment: why the crew matters

A lot of people book this kind of cruise hoping for dolphins. The difference here is that the crew tends to treat it like a group mission, not a passive wait.

On multiple trips, crew members actively scanned for dolphins and got the energy up. Recent onboard stories mention dolphins spotted close to the boat, with crew using clapping and music cues to encourage good luck. If names like Mike show up in your departure’s story, that’s not just trivia. It usually means the team is doing the “host work” actively, keeping people engaged and tuned in.

Entertainment also includes music and dancing at points during the day. If you like a social atmosphere, you’ll probably enjoy it. If you like quieter travel, you can still find calm by hanging near the water side and focusing on the swim and scenery.

There’s also a recurring note about happy moments on board, like toasting with ouzo or simply the crew checking that everyone is having a good day. That’s not guaranteed on every trip, but the pattern is strong enough that it’s a key reason the rating stays high.

Drinks onboard: how to budget without surprises

Drinks are not included in the tour price. The onboard bar offers drinks, and people often say prices are reasonable compared to island spots.

A couple practical details help you plan:

• Some people reported that card payment is accepted for drinks.
• There are also references to happy hour, which can make the drink budget more predictable if you plan to have a cocktail or two.

If you want alcohol, decide your limit early. Boat days can blur time fast, especially once you’re in a rhythm of swim, lunch, and deck time.

If you want non-alcoholic drinks, you’re still not stuck. Soft drinks and other options are available on board, and that can save you money if you usually skip alcohol on vacation.

How crowded will it feel?

Crowding can vary by day. Some recent reports say the boat was not overcrowded, with comfy seats and plenty of room. Other reports mention the boat being busy during the day.

My advice is simple: don’t assume you will have endless personal space. It’s a day cruise with multiple stops, so plan to share common areas. If you care about comfort, go early to secure your spot and keep your essentials close.

Also, remember that heat and sun do most of the “crowding” work. Even if the boat feels manageable, you can get crowded on deck when everyone heads out for the same photo moment.

What I’d pack for this cruise (besides sunscreen)

The tour lists the essentials, and I’d follow them closely:

• Comfortable shoes
• Sunglasses and sun hat
• Swimwear and a towel
• Sunscreen

Then add two smart “boat day” extras if you have room:

• A small dry bag or zip pouch to keep your phone and valuables safe
• A lightweight layer for windier moments on the water

If you forget something, you might find options near town, but you will waste time. Better to pack once and enjoy the day.

Who this cruise suits best

This tour is a strong fit if you want a low-effort day with real water time. It’s perfect for couples, small friend groups, and families who want swimming, a couple of island stops, and an included meal without booking separate tickets.

It also works well for people who want a change of pace from beach hopping around Kos Town. Pserimos and Vathy give you two different flavors, quiet beach calm first, then a charming village vibe later.

If you are the type who hates crowds and loud music, you’ll need to manage expectations. The day can be social, and the crew often keeps things lively.

Should you book this Kos Town day cruise?

If your goal is one affordable, full-day sailing experience with swimming stops, included lunch, and a good shot at dolphins, this is an easy yes. The value is unusually strong for what you get, especially if you choose pickup and don’t want to deal with port logistics.

I’d lean no only if you are extremely sensitive about meal temperature or you strongly dislike lively onboard energy. Otherwise, this is the kind of trip where you spend most of the day outside, in the sun, and it feels like time well used.

If you book it, do one thing for future-you: sunscreen early, eat promptly at lunch, and keep your swim plans flexible. The sea day will do the rest.

FAQ

Where is the meeting point for the cruise?

Meet at Kos Port/Akti Kountourioti, which is very close to the city center. The boat name is POSEIDON.

How long is the experience?

The duration is listed as 450 minutes.

Is hotel pickup included?

Hotel pickup is included only if you select the pickup option. Pickup is available from Kos Town, Psalidi, Agios Fokas, Lambi Beach, Tigaki, Marmari, Mastichari, and Kardamena.

Which places will we visit?

You will visit Pserimos Island, Vathy, and Plati (Kalymnos), with swim stops at the Plati area and Rina in Vathy.

Is lunch included?

Yes. Lunch is included, featuring traditional Greek dishes such as souvlaki, Greek salad, tzatziki, and fruit.

Are drinks included in the price?

No. Drinks are not included. The boat trip includes lunch and the cruise, while drinks are available separately.

How many swimming opportunities are there?

There are swim stops listed for Pserimos, Plati, and Rina.

What should I bring?

Bring comfortable shoes, sunglasses, sun hat, swimwear, a towel, and sunscreen.

What is the cancellation policy?

You can cancel up to 24 hours in advance for a full refund.