KOS: Catamaran Day Cruise – Swim, Snorkel, Food & Drinks!

Pserimos is a day-trip crush on the Aegean. This cruise is built for easy water time: a spacious catamaran, free snorkeling gear, and a relaxed pace to enjoy two anchored swim bays with big views. I especially like the friendly, experienced crew that keeps things moving without fuss, and the traditional Greek lunch served right onboard. One possible drawback to weigh is the value, since the drinks and onboard comforts are more basic than the price tag suggests for some people.

You’ll feel the trip is most “worth it” if you plan to actually use the water time, not just watch from the deck. With limited shade and a bit of sun, you’ll want your sunscreen plan tight.

Key points before you go

• Two anchored swim bays around Pserimos, with time to snorkel and relax
• Included snorkeling setup (mask, flippers, goggles) plus life vests and swimming aids
• Greek lunch onboard, paired with free drinks like beer and white wine
• Small-group vibe you can actually talk to people on, rather than feeling herded
• Sun and deck comfort are the trade-offs, so bring your towel and plan for open-sky time

Kos to Pserimos by catamaran, and why this route works

This is a straightforward hop from Kos to Pserimos, designed around water time instead of sightseeing marathons. You start at Kos harbor and head toward Pserimos with a roomy catamaran, so your morning doesn’t feel like a rush to a “must-see” checklist. The day is paced for breaks: cruise, anchor, swim, snorkel, eat, repeat.

That pacing matters, because the Dodecanese is all about coastline time. The real payoff here is the part where the boat drops anchor in calm bays and you get to step into turquoise water. You’re not spending the whole day between ports, and you’re not doing a tight schedule that burns energy before you even hit the sea.

Also, expect a mix of wind and engine. One departure was described as sailing some stretches and using the engine for others, which is normal at sea. Practically, it means you should be ready for a comfortable ride without assuming you’ll have constant sailing motion.

Meeting in Kos and getting comfortable fast

You meet the crew directly on the boat in Kos harbor, just to the right of the I ❤️ Kos sign as you face it. If you’re arriving early, look for people boarding and ask where the catamaran is tied rather than wandering the whole harbor.

Once you’re onboard, the plan is friendly and simple. You’ll get morning coffee and snacks while cruising, plus music onboard. This is exactly the kind of start that helps the day feel like a vacation day, not a logistics project.

Bring what you’ll need for water right away:

• swimwear and a hat
• sunscreen that is non-oily (it’s allowed onboard only as non-oily product)
• your own towel, since it isn’t provided

And for the admin side, you need to submit participant details at least 2 days before the cruise. That includes your full name and surname, nationality, ID or passport number, mobile phone number, and your hotel in Kos. It’s for port authority documentation and helps them contact you if weather forces a reschedule.

Anchored swim bays at Pserimos, snorkel gear, and what you’ll actually do

Once you reach Pserimos, the boat anchors in two separate bays. This is one of the most practical parts of the day, because two different anchor points reduce the “same view, same water, too long” problem.

Here’s what that means for you in real terms:

• You’ll have time to swim right from the boat.
• You’ll have time to snorkel with gear that’s included.
• You can split your time between active water time and just floating, sunning, and relaxing.

Snorkeling setup is provided: masks, flippers, and goggles. You’re also given life vests and swimming aids, which is reassuring if you’re not a strong swimmer. Since the bays are described as secluded and crystal-clear, this is the kind of snorkeling that doesn’t require advanced planning. You just need to be comfortable getting in and out smoothly.

One small consideration: deck space can feel tight in the most “everyone at once” moments. A guest noted limited space for pillows in the front of the boat and a deck that can feel hard. Translation for you: if you like lounging for long stretches, you might want to bring a comfy layer you can sit on (within whatever onboard rules allow). At minimum, have your towel ready to use as cushioning.

Also, this is not a land-and-walk day. If you prefer stairs, ruins, and museum time, you’ll likely find this day is all about water. If you’re happy to trade that for swimming and snorkel time, you’re in the right place.

Greek lunch on board and the free-drinks reality

Lunch is served onboard after your swim time, and it’s described as a traditional Greek meal freshly prepared on board. That’s a big deal for this kind of trip. You’re not eating a boxed lunch at the mercy of a timetable. You’re eating while still in the bay, with views in front of you and no need to pack up and move.

You also get refreshing drinks with lunch. Inclusions listed include bottled water, soft drinks, white wine, and beer. And yes, alcohol is limited for safety: 2 glasses of wine and 2 beers per person. So if you’re planning a full-on party boat, this isn’t built for that.

The drink selection is helpful rather than huge. One person felt the drink selection was quite limited and that the food was good but simple. I’d frame it like this: you’re paying for the sea day and the included meal, not for a premium bar menu or gourmet dining. Most people will probably leave satisfied because the combination of lunch plus free drinks beats the usual “pay on your own after paying for the tour” feeling.

The best strategy is simple:

• drink water early and often
• use the included wine and beer if you want them, but don’t count on a wide variety
• save your appetite for lunch time, since you’ll be working up thirst and saltwater hunger

Crew, music, and small-group comfort on the water

The crew is repeatedly called out as friendly and attentive. In practice, that matters because on a boat day, you want someone who helps you find the right rhythm: when to board, when to swim, how to fit snorkeling gear, and how to stay safe in open water.

Music is available onboard, so the vibe trends toward relaxed and social. It’s the kind of day where you can talk to people near you without feeling like you’re yelling over waves. One departure was described as a group of around 14 people, which is the sweet spot for me: small enough to feel human, big enough that you’re not stuck with silence.

Service is part of the package: morning coffee and snacks during the cruise, then lunch, then free drinks. You’re not constantly going back and forth asking what’s next. The day is structured so you can focus on the actual reason you’re there, which is water and views.

One comfort note that comes up: some loungers may not feel as plush as you’d want for hours at a time. So it helps to dress like you’re going to be on the water for most of the day. Wear breathable clothes, bring your towel, and treat sun time as part of the experience.

Price and value at about $212 per person

Let’s talk money, because this is where you should sanity-check your expectations. The price is listed at $212 per person. For that, you’re getting:

• round-trip catamaran cruise from Kos to Pserimos
• morning coffee and snacks
• free drinks (water, soft drinks, white wine, beer)
• a traditional Greek lunch onboard
• snorkeling equipment use
• life vests and swimming aids
• time in two anchored bays for swimming and snorkeling

That bundle is real value compared to piecing it together yourself, especially if you want snorkel gear and lunch included. You also benefit from the catamaran setup, which usually beats small dinghy trips for comfort and stability.

Still, value is personal. One guest said the price was hard to justify and pointed out that extras are limited, drinks are simple, and there isn’t endless deck comfort. That doesn’t mean it’s bad. It means this is a practical sea-day package, not a luxury yacht experience.

My rule of thumb for you:

• If you will snorkel and actually use both swim stops, the inclusion list supports the price.
• If you want lots of premium extras, a broad bar menu, or long hours of cushy lounging, you might feel underwhelmed.

What to bring and what you must know before you sail

Plan like you’re going to be in the sun and in the water for a full day. The basics are easy:

• hat
• swimwear and beachwear
• towel (bring your own)
• sunscreen (non-oily products only onboard)

You’ll also need ID. Passport or ID card is required, and a copy is accepted.

Other important rules:

• Pets are not allowed.
• Nudity isn’t allowed.
• Participants must submit required personal info at least 2 days before to meet port authority paperwork.

Weather can also change the plan. The cruise may be canceled or rescheduled due to weather or not enough guests to operate. That’s normal at sea, and it’s why the booking flexibility matters.

Finally, read the suitability notes. This cruise is not set up for everyone:

• children under 12
• people with mobility impairments
• wheelchair users
• visually impaired people
• people over 75

If any of those apply, you’ll want to skip this option and look for something more accessible.

Who this Pserimos cruise fits best

This day cruise is ideal if you’re the type who loves:

• a relaxed sea day with swim and snorkel time
• included lunch that doesn’t mean leaving the boat
• a friendly crew and a small-group feel
• Aegean views without a long travel burden

It’s also good for couples and friend groups who want a shared experience that doesn’t hinge on complicated coordination. And if you’re traveling with a busy itinerary on Kos already, this is a clean half-to-full-day reset.

It might not fit if you:

• want a shore-based sightseeing tour
• need a fully accessible boat setup
• hate open-sky sun time
• expect a big spread of drink options or lots of premium onboard extras

Should you book KOS Catamaran Day Cruise to Pserimos?

If you want a simple, high-value sea day with snorkeling gear and a proper Greek lunch included, I’d say this is a strong pick. Anchor-based swim time is exactly what Pserimos is good for, and the included snorkeling and safety aids lower the effort.

Book it if you plan to use the water time and you’ll be happy with practical comfort. Skip it if you mainly want luxury loungers, a large drink menu, or a very cushy onboard setup.

FAQ

Where do I meet the catamaran in Kos?

You meet onboard in Kos harbor, just to the right of the I ❤️ Kos sign as you face it.

How long is the cruise to Pserimos?

The duration is 7 hours. Starting times depend on availability.

What food and drinks are included?

Morning coffee and snacks are included, plus free drinks including bottled water, soft drinks, white wine, and beer. A traditional Greek lunch freshly prepared onboard is also included.

What snorkeling and safety gear is provided?

You get snorkeling equipment, including masks, flippers, and goggles. Life vests and swimming aids are provided for added safety.

What should I bring?

Bring hat, swimwear, a towel, sunscreen, and beachwear. You also need your passport or ID card, and a copy is accepted.

Is this tour suitable for children or people with mobility or visual limitations?

No. It is not suitable for children under 12, people with mobility impairments, wheelchair users, visually impaired people, or people over 75.

Is there free cancellation?

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