Reviewed · CRUISES & BOAT TOURS
Rhodes: Private Boat for Swimming up to 20 persons
Rhodes by boat feels like the fast lane to clear water and big views. This private cruise out of Kolona Harbour is built around swim stops at famous coves, so your day is more about water time than waiting around. You also get a small-crew vibe, with Captain John and his team keeping things friendly and moving.
What I really like is the mix of practical snorkeling support (gear plus noodles) and the way the itinerary spreads out your swim moments across multiple bays. You get breaks to cool off, not one long stop that turns into a sun marathon.
One consideration: you need to be ready for a beach day that is mostly water time. That means bringing what you need (especially a towel, sunscreen, and beachwear), and being comfortable spending time on the boat between anchoring spots.
In This Review
- Key highlights I’d plan around
- Why this private Rhodes boat works better than a packed excursion
- Price and group size: what $317 really means for value
- Cruise lengths and swim-stop choices, from 2 hours to the premium day
- Meeting at Kolona Harbour and settling in with Captain John
- Stop-by-stop: what each bay is best for, and what to know
- Kalami Beach: the easy, refreshing swim anchor
- Kalithea Caves (Kalithea Springs): the signature water-time moment
- Oasis Bay: a calmer vibe for people who want less fuss
- Ladiko Bay: another go-to for snorkeling breaks
- Antony Quinn Bay: the premium-route payoff
- Tasos beach on the longer schedule: a shorter snorkeling hit
- Snorkeling gear, drinks, and what to bring so the day stays easy
- Who should book this (and who might prefer something else)
- Should you book Captain John cruises for swimming around Rhodes?
- FAQ
- How long is the Rhodes private boat for swimming?
- How many people can be on the boat?
- Where do we meet, and what is the boat called?
- What’s included in the price?
- What destinations are included for swimming and snorkeling?
- What should I bring, and what is not allowed?
Key highlights I’d plan around

- Private-by-design cruising with a maximum of 20 people, which keeps the vibe relaxed
- Up to 4 swim stops on the longer premium route, so you can match your energy level
- Named bays you can actually picture (Kalami Beach, Kalithea Caves, Oasis Bay, Ladiko Bay, Antony Quinn)
- Snorkeling gear and swimming noodles included, so you are not stuck improvising
- A crew that actively helps with photos and even small problems in the water, like swapping snorkeling gear fast
- Beer, wine, and soft drinks are included on the route where they are listed, plus water throughout
Why this private Rhodes boat works better than a packed excursion

Rhodes has plenty of boat tours, but most start to feel like checklists: everyone files off, everyone files back in, and you spend more time managing a crowd than enjoying the water. This one is different because it is genuinely private. With your group together, you can settle into a rhythm.
The best part is that the day is structured around swimming. On the water, that matters because you are not guessing where to go. You are taken to well-known bays along the south-eastern coast where the water is calm enough for a proper swim and where you can snorkel without turning it into a workout.
I also like the human side. The Captain John team is consistently described as warm and hands-on, with clear communication and quick help. One review called out prompt messaging on WhatsApp and keeping guests well informed. Another highlighted how the crew handled a sunglasses mishap in seconds, tossing flippers and a snorkel mask to help the moment keep going. That is the difference between a tour that runs and a day that feels cared for.
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Price and group size: what $317 really means for value

The price listed is $317 per group for up to 11 people, while the experience itself is private with a maximum of 20 people. That combination is important for value.
If you are booking as a smaller group and you can fill most of the “up to 11” number, your per-person cost can be quite reasonable compared with shared boat trips. Even if you do not fill every seat, the tradeoff is you still get a private format, not a crowded scramble.
If your group is closer to the higher end, the “max 20” detail suggests the boat can handle more people at once, which is usually where private tours start to shine. Still, since the exact pricing logic for larger headcounts is not spelled out here, you should confirm how they apply the rate to your specific group size before you pay.
Bottom line: this is best value when you treat it like a group outing, split the cost, and plan your day around the water.
Cruise lengths and swim-stop choices, from 2 hours to the premium day

You can choose 2, 3, 4, or 6 hours, and the swim-stop mix changes with the length. The whole idea is that you do not have to commit to a full day to get the payoff.
Here is the practical way to think about it:
- Shorter options are ideal if you want a quick reset, a swim, and enough time back on shore to do other Rhodes plans.
- Longer options are ideal when your group wants multiple water changes, with breaks to snorkel and float rather than staying in the same spot for hours.
You should also consider your group’s style. Some people love snorkeling, others just want swim time. The longer routes include multiple anchor points, which makes it easier for different preferences to coexist without compromise.
In the longer schedule, you may see stops that stack nicely: Kalithea Caves for a signature swim, then Kalami Beach, then another bay such as Oasis Bay, and for the premium version, additions like Antony Quinn and Ladiko Bay. Even if you pick the shorter route, the goal stays the same: you are out for swimming at Rhodes highlights, not just a cruise with one quick dip.
Meeting at Kolona Harbour and settling in with Captain John

Meet at Kolona Harbour at least 30 minutes before departure, and look for the boat named Captain John. Plan to arrive early enough to get sorted calmly. This is the kind of trip where a relaxed start sets the tone for the rest of the day.
Once onboard, expect a day paced by the crew’s announcements and anchoring schedule. English-speaking hosts keep things clear, and the vibe from reviews is consistent: the Captain John team tends to stay attentive without hovering.
One helpful detail for comfort: the boat setup is described as having a sunbathing area toward the front, plus a shaded area toward the back. That matters on hot Rhodes afternoons. You can move between sun and shade without leaving the boat.
Stop-by-stop: what each bay is best for, and what to know

The exact order can vary by route length, but these are the bays highlighted for swimming and snorkeling on Rhodes’ south-eastern coast. Here is how I would choose between them.
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Kalami Beach: the easy, refreshing swim anchor
Kalami Beach is repeatedly positioned as a go-to swimming stop. If your group is arriving on day-one fatigue, or you just want that first “ahh, cool water” moment, this is a strong early choice.
What makes Kalami appealing in practice is simplicity: you can swim, snorkel if you want, and then relax without the day feeling overly technical. It is also a great stop for mixed groups, where some people snorkel while others do more of a floating swim.
Kalithea Caves (Kalithea Springs): the signature water-time moment
Kalithea Caves, often associated with Kalithea Springs, is one of the more memorable stops. The appeal here is that it feels like you are doing something special, not just visiting another beach.
A good tip for enjoyment: come in ready to spend time in the water. This is the kind of stop that works best when you treat it as a swim session, not a quick dip. If your snorkeling confidence is lower, you still can enjoy the water with the included noodles and gear.
Oasis Bay: a calmer vibe for people who want less fuss
Oasis Bay is included as one of the stops on the multi-stop routes. This is the kind of bay that fits the “relaxed swimming” mindset. If you want a quieter moment during the day, Oasis Bay can be that break between more activity-heavy stops.
A consideration: even on a private cruise, this is still a popular coast. Go with a flexible attitude, because conditions and crowding near the shore can change day to day.
Ladiko Bay: another go-to for snorkeling breaks
Ladiko Bay shows up as a highlighted swimming stop, especially on the longer premium day. It is a solid pick if your group wants more than one snorkeling session.
From a comfort standpoint, the key is timing. On a half-day, you might only hit it once, so treat it as part of the main “water rotation.” On a full day, you get the benefit of multiple cooling stops, so Ladiko can feel restorative instead of exhausting.
Antony Quinn Bay: the premium-route payoff
Antony Quinn is listed as a destination on the longer premium trip. This is your “save the best moments for later” stop. If you want your day to end with one more standout swim, the premium structure is built for that.
I also like this from a planning angle: when you choose the premium route, you are choosing variety. Different bays mean different swim moods, and that helps keep the day from feeling repetitive.
Tasos beach on the longer schedule: a shorter snorkeling hit
On the longer, multi-stop schedule, you may also anchor at Tasos beach for a shorter snorkel session. This type of stop is useful because it adds variety without stretching the day too far.
If your group likes structure, shorter snorkeling blocks like this can keep momentum. If your group prefers long lazy floats, you may want to lean toward routes with fewer but longer swim sessions.
Snorkeling gear, drinks, and what to bring so the day stays easy

You get snorkeling gear plus swimming noodles, which is a big deal for value and comfort. It means you can snorkel even if you travel with minimal beach equipment. It also makes it easier for beginners because you can switch between noodles, mask-and-snorkel, and just relaxing in the water.
Drinks are included too. The baseline includes 2 soft drinks or 2 beers per person, and the longer itinerary description also includes aperitif, beer, and wine at certain stops. Either way, the practical effect is you can stay refreshed without leaving the boat.
A quick reality check: towel is not included, so bring your own. Also bring sunglasses, a sun hat, sunscreen, and beachwear. The sun on Rhodes can turn a great swim day into a sweaty one if you forget basics.
One more small but important point from how the crew is described: they are responsive. If you need help getting started in the water, you are not left to figure it out alone. That is especially valuable if someone in your group is new to snorkeling or needs a quick gear adjustment.
Who should book this (and who might prefer something else)

This cruise is ideal if you:
- Want a private group day focused on swimming, not sightseeing bus stops
- Like the idea of choosing your own pace with multiple anchor points
- Have a mixed group, with some people snorkeling and others just wanting to cool off
- Want an outing that can feel family-friendly and flexible
It also sounds like a good fit for special situations, as one review described a family traveling with a physical disability and feeling safe and comfortable with the crew. I would still plan thoughtfully, because the activity does list restrictions such as non-folding wheelchairs and non-folding strollers, and electric wheelchairs are not allowed. If mobility needs are part of your planning, check details directly with the operator before you book.
If you are the type who only wants one quick swim and then prefers beaches on land, you might find a shorter route better. If you want maximum time in the water and a tour format with lots of stops, the longer options fit better.
Should you book Captain John cruises for swimming around Rhodes?

I think you should book this if your goal is simple and clear: you want Rhodes’ best swimming coves, with gear provided, and you want a private format that feels personal.
It earns strong points on the parts that actually make or break a boat day: crew friendliness, clear communication, a comfortable boat layout with sun and shade, and snorkeling support. The included drinks also remove a common hassle, so you can focus on the water.
Skip it, or at least rethink your plan, if you want a heavily guided land-based tour, or if you do not like being out on the water for stretches between swims. This is a swimming-first experience.
If you want the most satisfying match, pick the cruise length that aligns with your group’s patience for anchoring time. For many people, choosing the 3 or 4-hour option is a sweet spot, and the 6-hour premium route is a strong choice when you want a full rotation of iconic bays.
FAQ

How long is the Rhodes private boat for swimming?
It runs for 2, 3, 4, or 6 hours, depending on the option you choose.
How many people can be on the boat?
It is a private experience with a maximum of 20 persons.
Where do we meet, and what is the boat called?
You need to be at Kolona Harbour 30 minutes before the trip. The boat name is Captain John.
What’s included in the price?
Included are the boat cruise, swim stops, snorkeling gear, swimming noodles, 2 soft drinks or 2 beers per person, and water.
What destinations are included for swimming and snorkeling?
Swim stops include Kalithea Caves, Oasis Bay, Kalami Beach, Ladiko Bay, and Antony Quinn (depending on the cruise length you select).
What should I bring, and what is not allowed?
Bring sunglasses, a sun hat, a towel, sunscreen, and beachwear. Not allowed: non-folding wheelchairs, non-folding strollers, alcohol and drugs, and electric wheelchairs.
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