Milos looks better from water than from shore. This full-day catamaran snorkelling cruise strings together several quick, beautiful swim stops with gear included, plus crew stories as you move from Cape Vani to Kleftiko and over to Poliegos. I especially like the small-group cap (advertised up to 16, with a stated maximum of 12) and the fact that you get a free GoPro photo set by email, including underwater shots. The main trade-off is simple: it can be a long day, and the boat seating can feel tight for the number of people onboard.

You’ll also find real “how-to” help on the water. The crew takes care of the basics, offers snacks and drinks, and even uses the GoPro while you’re exploring the clearer spots. Just know that internet can be patchy offshore (WiFi is onboard), and you should bring your own towel since it is not included.

Key things I’d zero in on before you book

• Multiple short get-in-the-water stops mean more time on the best bays than long, boring stretches.
• Crew-shot GoPro images, including underwater frames, are emailed after the trip.
• Snorkelling equipment is included, so you can pack lighter.
• Small-group feel with a stated maximum of 12 passengers (and an advertised cap of 16).
• Lunch plus beer, wine, and Greek spirits makes this feel more like a day cruise than a barebones boat ride.

A small-group catamaran that prioritizes water time in Milos

This is built around the idea that Milos is best experienced from the sea. You’re not stuck with one long anchoring session. Instead, the day moves you between several bays and rock formations, with short stops that still leave time to swim, snorkel, and refuel.

That small-group cap matters more than you might think. A smaller boat tends to mean quicker help with getting gear on, faster boarding and off-boarding at stops, and a more human feel in how the crew explains what you’re seeing. The crew names that come up again and again include Nick (captain) and first mates like Andres and Stavros, plus Dina and Spiros, and guides such as Yannis and Panos in some departures. I’d take that as a sign that the operator leans on friendly, present crews rather than handing you a map and wishing you luck.

One practical caution: seating is tight on smaller sailing craft. If you’re sensitive to cramped quarters on a full day at sea, this is the part to think about early.

Cape Vani: abandoned manganese and iron mine views by sea

The day starts with Cape Vani, where you get a dramatic stop built around a 19th-century abandoned manganese and iron mine. The opening sits right on the edge of the cape, and you’re surrounded by rocks cut by the sea, with layers described in black and ruby red tones.

What makes this more than a quick photo pit stop is the crew explanation. When they talk through how the mine worked and how it sits in such a stark coastal setting, you get context instead of just snapshots. This stop also works well for people who want to stretch their legs before the water time ramps up.

If you’re prone to getting seasick, treat this as your “settle in” stop. You’ll still be on the water, but it’s a calmer moment before the main swim-heavy stretch.

Kalogries Beach: 30 minutes in crystal-clear turquoise water

Next is Kalogries Beach on the west side of Milos. It’s described as an inaccessible bay with crystal-clear turquoise water and two small beach areas on the north and east sides of the bay.

Your time here is about 30 minutes. That’s short, but it’s long enough for a proper jump-in swim and snorkel, plus a quick reset with snacks and drinks. For me, that’s the ideal pattern for Milos: quick access to top water without burning the whole day waiting at one spot.

The drawback is that you can’t over-plan. If you want an extra-long beach session, this schedule won’t be your style. Plan on getting your swim moments in and enjoying the view rather than treating it like a full shore day.

Kleftiko: pirates, caves, and the best snorkeling payoff

Kleftiko is the headline stop, and it earns it. The name points to a history tied to thieves and pirates, used for centuries as a hideout and lair. On top of that story, the rock formations create a striking maze of white and grey tones.

This is also where the water clarity is usually the best and where snorkelling feels like part exploration. The stop is about 1 hour, and the gear includes mask and flippers. You’ll get a few tips from the crew on how to explore the area’s underwater passages and caves.

The other reason Kleftiko is worth it: the crew uses your boat’s GoPro to capture images during your time in the water. Some of those shots are underwater, and they are shared later by email. If you’ve ever tried to take your own underwater photos and ended up with blurry chaos, this is a smart fix.

Possible consideration: equipment quality can vary. One concern that pops up is that snorkelling gear was incomplete or felt unsanitary on a past departure. I’d handle this by doing a quick check at the start of the day and asking for a replacement if anything doesn’t feel right.

Gerakas: lunch time with perlite sand slides and emerald water

Gerakas is one of Milos’s most famous boat-access-only beaches, shaped by huge perlite sand slides. The result is a wide, pristine-feeling stretch of beach with crystal-clear emerald water.

You’ll spend about 1.5 hours here. That matters because this is your real “recharge” stop. You can swim and snorkel, eat your lunch, and slow down for a bit without feeling rushed.

Lunch is homemade and is planned to cover vegetarian and vegan preferences. Alcohol is part of the mix too, with beer, wine, and local Greek spirits included. If you’re picky about food, you’ll be relieved that lunch is at least clearly accounted for in the schedule. Still, one earlier comment suggested the onboard food didn’t land for everyone, so it’s wise to think of it as “good boat lunch,” not Michelin dining.

Also, this is a shore-and-sea stop. You may be on your feet more than at the small cove snorkeling spots, so it’s a good time to take advantage of shade when you need it.

Old Sulfur Mines and the sea-worn Milos you don’t see from town

There’s another land-linked stop, the old sulfur mines in southeast Milos. These mines date back to 1856 and were abandoned after closing in 1956. It’s a remote area best seen by boat.

This stop is less about swimming and more about understanding how industrial Milos shaped what’s left behind. Seen from the water, the mines feel like part of the coastline story rather than a disconnected landmark. If you like photography, this is one of those areas where the coastal structure gives you strong angles even without “perfect” lighting.

If the wind picks up, your comfort level may depend on seating and how much you brace for chop. This is one of those times when seasickness tricks can pay off.

Poliegos: Galazia nera blue waters and a quick try at stand-up paddle

Poliegos is the largest uninhabited island in Greece, and the main stop is Galazia nera, often described as blue waters with fluorescent color and extraordinary transparency.

You’ll stay for about 30 minutes. That’s enough time for a swim and snorkel, plus a chance to try stand-up paddling if you want it. After that, there are snacks and drinks again.

This is the kind of stop that makes the whole cruise feel worth it. When the sea is calm, Poliegos can look almost unreal, and the short time window helps you avoid getting bored. You’re there to experience, not to linger for hours.

Two practical pointers:

• Bring your sense of timing. A 30-minute water window is fast, especially if you’re also figuring out gear.
• If paddle boarding isn’t your thing, don’t worry. The snorkel and swim options are the core.

Klima and the Seagull Islands: history and geology from the boat

You’ll also pass by Klima, which was the first capital of Milos. It’s tied to the discovery of the statue of Venus de Milo. The colorful fishing village is your photo stop, plus you’ll get guided facts while you look around.

Then there’s the Seagull Islands, named for a rare geological phenomenon. The description is that lava formed hexagonal tubes, seen in only a small number of countries worldwide. From the water, this kind of formation reads clearly—more science than scenery, and that can be a nice change from nonstop beach time.

These portions are less about wet activities and more about perspective. You’re learning what’s under and around the island, not just chasing the next swim.

Food, drinks, and the onboard comfort basics that matter

Included onboard is a lot of what makes a day at sea pleasant: beer, wine, and local Greek spirits; fruit and snacks; bottled water; soda/pop; and WiFi onboard. Lunch is homemade and can be vegetarian and vegan.

You also get WiFi onboard, but expect it to be inconsistent offshore. If you need to upload photos immediately, plan for delays and rely more on your phone’s storage.

Comfort depends heavily on your expectations. One concern that comes up is that the seating can be uncomfortable on smaller boats for the number of people onboard. If you’re tall, plan on finding the best spot early and sticking with it.

What to bring (and what not to assume)

Because towels are not included, bring your own towel. Also consider:

• Sun protection (hat and sunscreen are worth it for long deck time)
• Something for wet feet or easy sand-to-boat transitions
• A quick check of snorkel gear when you’re handed it

The cruise includes snorkelling equipment, so you don’t need to pack masks and flippers. But you still want to verify the set works for you at each stop, especially at the busy snorkeling points.

If you’re sensitive to cramped conditions, bring layers. Sea days can swing from hot sun to cooler wind while moving between stops.

Price and value for a 9-hour Milos-to-Poliegos day

At $193.57 per person for about 9 hours, this isn’t a budget, “just sit there” boat. It becomes better value when you add up what’s included:

• Snorkelling gear
• Lunch (with vegetarian/vegan accommodation)
• Alcoholic drinks (beer, wine, local spirits)
• Snacks and fruit
• GoPro photo set emailed to you
• WiFi onboard and bottled water/soda

If you’ve priced separate snorkeling tours, gear rentals, and a proper meal plus drinks, this starts looking fair. The real question is not the cost—it’s how you feel about a full day on a small boat with scheduled stops. If you want long time on one beach or a lot of freedom to explore far off-route, this itinerary style may feel structured.

Also note that it’s designed for good weather. If conditions aren’t right, the operator can change dates or refund—so check your travel window.

Who should book this Milos and Poliegos cruise

This cruise is a strong fit if you:

• Want multiple water-entry stops rather than one long shore day
• Care about snorkelling, especially around Kleftiko
• Like the idea of free GoPro photos so you can actually enjoy the water instead of constantly shooting
• Prefer a smaller group experience (max 12 stated; advertised cap around 16)

It’s less ideal if you:

• Dislike long days at sea or get uncomfortable easily in tighter seating
• Need mobility support, since it’s not recommended for travellers with mobility impedements
• Have strict expectations about snorkeling gear hygiene and completeness—make a quick gear check at the start

Should you book Polco Sailing for Milos and Poliegos?

If your goal is to pack in the classic Milos sea stops with real snorkelling time and a crew that talks while you sail, I’d book it. The mix of Kleftiko’s cave-and-passage snorkeling, Poliegos’s blue-water punch, and a lunch-and-drink setup makes this feel like a proper day out instead of a skim-through tour.

Just go in with the right expectations: it’s a full 9-hour block, the boat is small enough that seating can feel cramped, and internet may not be reliable. If you want a lighter pace, you might consider a shorter option instead.

FAQ

FAQ

How long is the Milos and Poliegos sailing and snorkeling cruise?

It runs for about 9 hours (approx.).

What time does the cruise start?

The start time is 9:00 am.

Where do I meet the boat?

The meeting point is in Adamantas (PCFW+PJ / PCFW+PJR Adamantas, Greece), and the tour ends back at the same meeting point.

Is hotel pickup included?

No. Hotel pickup and drop-off are not included.

What snorkeling equipment is provided?

Snorkelling equipment is included.

Is lunch included, and can it accommodate vegetarian and vegan meals?

Yes. Lunch is homemade and it covers vegetarian and vegan preferences.

Are drinks included?

Yes. Alcoholic beverages are included, including beer, wine, and local Greek spirits. Minimum drinking age is 18.

Do they provide photos?

Yes. A GoPro camera is included, and a set of pictures (also underwater) is shared by email after the trip.

Can I try stand-up paddle boarding?

Yes. At the Poliegos stop, there is an option to try stand-up paddling.

You Might Also Enjoy

Skiathos: Day-Sailing Tour with Lunch on BoardDubai Jumeirah Parasailing adventure with breathtaking viewsMoana’s Swim’n’Sail Cocktail Cruise Along the Waikiki CoastBudapest: Sip and Sail River Cruise with Unlimited Prosecco