Kos water is the main character here. This 7.5-hour cruise from Kos mixes Greek BBQ lunch with serious time in the sea, plus a real shot at dolphin watching around the boat. I like that the day feels balanced, sailing time included, not just a long swim with no rhythm. One heads-up, the boat is often full, so shade and good seating can be a bit of a race.

The ship, Santa Maria, is an 80-foot wooden boat with sun decks, comfortable cushions, and a shaded area to cool down between stops. You’ll get a mix of island wandering and saltwater breaks, with Kalymnos shopping time in the middle. A possible drawback is that not every stop feels like a full land tour, especially Platy, which is more about swimming near the island than long sightseeing.

Key highlights you should care about

• Santa Maria boat comfort: cushioned sun seating, tables, a shaded zone, and a bar onboard
• Real swimming time: stops at Platy and Pserimos, plus a dolphin-focused sailing segment
• Kalymnos in an easy bite: hop-on, hop-off time to walk Vathy and browse sponge shops
• A proper Greek lunch on board: Greek BBQ lunch included in the price
• Dolphins are part of the itinerary: a dedicated dolphin-watching window around the boat
• Platy is for water lovers: expect an island swim stop with time to relax and enjoy the sea

Santa Maria, the onboard setup, and how the day feels

This cruise runs on the Santa Maria, an 80-foot wooden boat that looks made for island-hopping in the Dodecanese. The layout matters because your day has moving parts: sailing for scenery, then short bursts on land, then swimming again. Up top you’ll find sundecks with cushioned seating, which is a big deal when the sun is strong and you want to stay comfortable for the long cruise stretches.

There’s also shaded space below decks or in a covered area, plus tables where you can eat lunch and keep your stuff organized. And yes, there’s a bar, so you can add drinks like cocktails if you feel like it. Drinks are not included, but the bar is there when you want to turn the boat ride into a full-on Greek day.

The tone on board tends to be upbeat and social. The itinerary moves, so the crew keeps energy up and helps you get through the day without feeling lost. One staff member you might hear about is Ariel, who comes up in positive feedback for keeping things friendly and fun.

Price and value: what $28.23 buys you

At about $28.23 per person, the math is pretty tempting if you’ll actually use the included parts of the day. You’re getting a 7-hour cruise plus stops at three islands or island areas, with swimming time and a Greek BBQ lunch on board.

Where value gets even better is that you’re not paying separately for lunch. Many day tours like this will charge extra once you add food and drinks, but here you at least start with the lunch covered. Drinks are still extra, so if you plan to buy a lot of sodas, beers, or cocktails, that can change your total cost.

Also remember the “hidden cost” of this kind of trip is time on the water. If you’re the type who wants to move fast from landmark to landmark, this may feel more like a relaxed sea day with a few solid island breaks. If you like swimming, views, and a low-effort day plan, the price feels fair for what’s included.

The full itinerary: Kos, dolphins, Kalymnos, Platy, and Pserimos

This is not a multi-day island trek. It’s a single long day that stitches together scenery, wildlife spotting, and a couple of time-boxed island visits. Here’s how the day breaks down, and what each segment means for you.

Leaving Kos and settling into the cruise (first sightseeing stretch)

You start at the Port of Kos aboard the Santa Maria. After boarding, you’ll have a long sightseeing cruise segment of about 80 minutes. Use this time to get your bearings, pick where you’ll sit most of the day, and get ready to swim later. The views across the Dodecanese waters are part of the experience here, so don’t vanish inside right away.

Dolphin watching window (short, but the point is the sea)

Next comes a dedicated dolphin watching portion of about 20 minutes. The goal is to catch dolphins near the boat as they gather around. You’re not guaranteed wildlife, but having this scheduled time instead of random searching makes it more likely you’ll actually get a moment.

Practical tip: if you can, stand where you have a wide view, rather than sitting with your phone buried in photos. Dolphins can be quick, and the goal is seeing them clearly, not just hoping.

Kalymnos stop: Vathy on a hop-on, hop-off hour

After the dolphin segment, the boat heads to Kalymnos for about 1 hour of sightseeing and hop-on, hop-off time. This is your land break that still fits the rhythm of the cruise.

Kalymnos is famous for its sponges, and you’ll have time to walk around the town of Vathy and browse the local shops. You may also find local foods and drinks worth sampling, including honey and orange juice, which come up as popular local buys during the stop.

Because your time is limited, the smartest move is to do a simple loop: walk a bit to find where the sponge displays and shops are, then stop for whatever you want to taste or buy. If you’re traveling with friends, agree on a meeting spot on the main area so nobody gets stuck when time runs out.

A key reality check: one hour goes fast. It’s long enough to feel the town and shop, but not long enough for a deep dive into every street. Think quick, focused, and fun.

Cruising again toward Platy

After Kalymnos, there’s another sailing stretch of about 30 minutes. This segment is mostly there to get you to the next water stop while you watch the coastline and islands slide by.

Platy Island swim time: relaxing water, plus rock fun

Then you arrive at Platy Island for about 40 minutes of free time and swimming. This is where the cruise leans hard into sea time. You’re not looking at a long shoreline stroll. Instead, you’re looking at clear water, time to float, swim, and enjoy what the day is built around.

There’s also the kind of rock-side fun that fits adventurous travelers, like jumping off the rocks from the boat area. If you’re not comfortable with that, you can still have a great time with the swimming and sunbathing.

One caution from experience-style feedback on trips like this: you might not feel like you “visited three islands” in the classic land-tour sense. Platy is often the stop that feels more like water access than a real shore excursion, so set your expectations accordingly.

More sailing, then Pserimos for beach time and shopping

After Platy, the boat cruises for about 25 minutes, then you reach Pserimos for about 40 minutes. This stop usually feels more like a traditional island break because you can walk, shop, and spend time near a beach area.

You’ll have free time for shopping and sightseeing, plus time to walk. Pserimos is often the stop where you can slow down a bit, grab a snack if the lunch timing didn’t hit yet, and browse vendor stalls. If you want souvenirs for friends back home, this is the time to do it.

Finally, you’ll have a longer sightseeing cruise segment of about 1.5 hours on the way back to Kos. Use that for the last photos, last drinks if you’re buying them, and a calm landing back into port time.

Lunch onboard: what Greek BBQ lunch actually means for your day

Food is a major part of why this cruise is easier than DIY island hopping. You get Greek BBQ lunch on board, included in the price. The way the day is scheduled, lunch lands when you’re already settled into the boat routine, so it feels like part of the experience, not a scramble between stops.

From what people say, the lunch is not just filler. It’s generally described as delicious. That matters because when you’re spending hours alternating between sun and water, you want a meal that feels worth it.

Also, the bar is there if you want more to go with lunch. Drinks are not included, but people do mention cocktails. If you’re trying to keep the budget tight, you can treat drinks as optional and still feel like you got a complete meal plan.

The swimming stops: how to plan your sea time

This cruise is built for people who want to swim, not just watch. That’s why the itinerary includes multiple water-focused moments and why the boat has shaded seating so you can reset between swims.

Here’s how to make your swimming time actually enjoyable:

• Bring a towel you’re okay getting sandy or damp. There’s no guarantee you’ll have the kind of dry space you want.
• Swimwear and sunscreen are non-negotiable. Sun and wind can sneak up on you during sailing segments.
• Arrive ready to use the day. Boarding happens before you even start cruising, and once you’re underway, you’ll want your essentials accessible.

If you do plan to try the rock jump style fun near Platy, watch your footing and don’t rush. It’s more about control and comfort than bravado. If you prefer calmer water, you can still swim, float, and enjoy the sea for the same core reason: the water quality in this region is the highlight.

Kalymnos sponge shopping in one hour, without wasting time

Kalymnos is the best stop if you want something practical to take home besides photos. The town of Vathy gives you a walkable chance to see sponge shops up close, and that’s a big part of the island identity.

Since your stop is only an hour, go in with a plan:

1. Walk until you see the shops with the sponge displays.
2. Look for the types of sponges and products you actually want, like sponges and related goods.
3. If you want honey or orange juice, treat it as a quick stop, not a sit-down meal.

The time is tight, so you’ll feel the difference between browsing and buying. Once you decide what you want, buy quickly and return to the meeting point area before your time runs out.

Also plan on needing cash. Cash is specifically mentioned to have on hand for purchasing local products.

Pserimos: beach time, walking, and a practical souvenir window

Pserimos is where the cruise gives you a more classic island “hang out” feeling. You get free time and enough wiggle room to do more than just swim.

You can expect:

• A beach area where you can relax
• Vendors and shopping opportunities
• The chance to walk around and do quick sightseeing

This stop is especially handy if you realize on Kalymnos that you didn’t buy enough, or if you want a different set of items. Pserimos tends to have that vendor-friendly vibe that makes souvenir shopping feel simple.

And since it’s a beach stop, it’s also a great time to switch from “sea mode” to “island mode” for a short break. Buy a small treat, walk for a bit, then return to the area to swim or just chill.

Getting a good seat and finding shade on a full boat

This cruise often sells out, and the boat capacity is typically reached. That affects comfort more than you might expect. The sun decks are great, but you should assume that shade might be limited at peak times.

So do this:

• Board early. You’ll be asked to arrive about 30 minutes before departure so you can get through boarding.
• Decide what you want most: sun for tanning, or shade to cool down.
• Keep your gear with you so you can move fast between deck and shaded area.

If you pick a seat in shade early, you’ll enjoy the day more. If you wait too long, you might still have a good time, but you’ll spend more of it chasing comfort.

Who should book this cruise, and who should skip it

This is a good fit if you want a sea-and-snacks day. It’s especially ideal for:

• People who like swimming and don’t need constant on-land sightseeing
• Travelers who want a straightforward plan with lunch included
• Anyone who enjoys a bit of wildlife spotting, even if dolphins are never guaranteed

It may not be the right fit if:

• You’re pregnant, since it’s not suitable for pregnant women
• You have mobility impairments, since it’s not suitable for people with mobility impairments
• You want a strict, three-islands-equal-time land itinerary, because Platy is more water-access focused than a long onshore visit

Should you book the Kos 3-Island Cruise with Greek BBQ Lunch and Swimming?

Book it if your idea of a great day in the Dodecanese is sun, clear water, and a simple island itinerary where lunch is handled for you. The price is low for what you get: three island stops, multiple swimming moments, and a Greek BBQ lunch onboard.

Skip it if you need lots of time on land in every stop, or if you strongly dislike boats. Also think twice if you rely on mobility supports or you’re pregnant, since the tour is not suitable for those situations.

If you do book, go in with the right mindset: treat Kalymnos as your quick culture and shopping hit, treat Platy and Pserimos as your swimming and beach time anchors, and keep your schedule loose on the boat so you can enjoy the sea segments instead of fighting the sun.

FAQ

Where does the cruise start?

The meeting point is outside the Santa Maria boat. You should arrive about 30 minutes before departure time for boarding.

What islands does the cruise visit?

You visit three island stops: Platy, Kalymnos, and Pserimos.

Is the Greek BBQ lunch included?

Yes. Greek BBQ lunch is included on board.

Are drinks included with lunch?

No. Drinks are not included.

Is there time for swimming?

Yes. There are swimming stops, including time at Platy and at Pserimos.

How long is the tour?

The duration is listed as 7.5 hours.

Do I need a passport?

You need your passport or a copy of your passport to go through boarding.

Do I need cash?

Cash is recommended since shopping for souvenirs and local products is not included, and cash is specifically mentioned.

Is transportation to the harbor included?

No. Transfer to Kos harbor is not included.

Who is this tour not suitable for?

It is not suitable for pregnant women and for people with mobility impairments.