Private Boat Day-Trip to Angistri, Aegina and Moni

Sunlight, sea breeze, and islands by boat. This private day trip across the Saronic Gulf is built for slow moments and quick jumps into the water at places most people will never reach by foot.

I especially love the private feel of the day, because you are not sharing your route with strangers. I also like that you get real time to swim and snorkel, with sea scooters and snorkeling equipment on board.

The main thing to consider is the fuel surcharge (listed separately), and that the day depends on good weather. If the forecast looks shaky, you might have to adjust your plan.

Key Highlights to Expect on This Private Saronic Gulf Day

• Boat-only access to calm bays and cliffside swimming spots you cannot easily reach from shore
• Dorousa shipwreck swim (the Atlantis Shipwreck is the draw) in a sheltered area near Agistri
• Agistri beach time in Limenaria at Megali Bali, known for good wind protection
• Perdika lunch break in a hilltop fishing village with classic Cycladic-looking streets and views
• Moni Island nature time, including wildlife like deer, Kri-Kri goats, and birds, plus snorkeling-friendly water
• On-board comforts including WiFi, drinks, snacks, water toys, and alcohol (where legal and to your taste)

Why This Private Saronic Gulf Day Trips Beats a Standard Ferry Day

If your Athens trip is heavy on museums and rooftops, a boat day is the reset button. This itinerary focuses on islands and coves in the Saronic Gulf where the water looks calmer and the scenery feels more personal. It is also paced for real breaks, not just photo stops.

I like that the day is flexible in how you spend your time once you arrive at a stop. You can hike if you want land views, take it slow with a drink, or keep it simple and focus on swimming. That flexibility matters on a vacation day, because not everyone wants the same rhythm.

And because it is private (up to 11 people), you get a smoother experience when the boat pulls up to a bay and you can move as a group. You are not playing the timing game with crowds, which makes the whole day feel more relaxed.

Getting Aboard at Agios Kosmas Marina, and How the Timing Works

The tour starts at Agios Kosmas Marina, Leof. Poseidonos 18, Elliniko 167 77. You return back to the same meeting point, so you do not have to worry about end-of-day logistics. The service is in English, and you get a mobile ticket.

Start time is listed as 10:00 am, and the operator also notes that the trip can start whenever you want, as long as you finish by 7:00 pm. In practice, that gives you room to line up the boat day with your other plans in Athens.

Duration is about 9 hours, which is a sweet spot for island hopping without feeling rushed. You still get enough time at each stop to swim, stretch your legs, and grab a meal break when it makes sense.

Dorousa Islet and the Atlantis Shipwreck Swim

The first stop is Dorousa islet, located southwest of Agistri, just across the water from Aponisos. This is where the Atlantis Shipwreck comes in, and it is exactly the kind of detail you want on a day trip. A shipwreck adds a storyline to your swim, even if you do not plan to go full explorer mode.

You will have about 2 hours and 15 minutes here, with no admission ticket required. That time window is important because it lets you do what you actually want: a quick dip, a slower snorkel, or just floating and taking in the coastal look from the waterline.

A practical tip: if you are using the snorkeling gear, give yourself a few minutes to get comfortable before you drift into deeper curiosity. Even in calm areas, small adjustments make the water feel effortless.

One note of realism: shipwreck areas can attract different water conditions depending on the day. The upside is you are on a boat, so your crew can usually time your stop to maximize the comfort of the swim.

Agistri’s Megali Bali Beach in Limenaria: Wind-Protected Swimming

Next comes Angistri, with anchoring in some of the island’s top bays. The highlight stop is Megali Bali beach in the Limenaria area, a small bay embraced by rugged cliffs and dense greenery. Best of all, this spot is only really accessible by boat, and it is known for sheltering you from wind.

You get about 1 hour and 45 minutes here, again with no admission ticket. That is long enough to swim, do a couple passes with snorkeling gear if you have it, and still have time to relax on board before the next leg.

If you tend to get cold easily, this is the part of the day where you can get your water time in early. Wind protection often means the water and the air feel more comfortable, which makes the swim feel like a vacation instead of a chore.

This is also a good stop for a casual photo moment where you look back at cliff lines and the greenery from the water. From land, Agistri can feel like a postcard. From a boat anchor position, it feels bigger and more dimensional.

Perdika Lunch Break: A Hilltop Fishing Village With Views

Perdika is the calm intermission on the day, and it is a smart choice if you want your meal to feel like an event. The village sits on top of a hill, so you get views over blue water and the surrounding coastline.

You will have about 2 hours and 30 minutes there, which gives you room to eat without rushing. Perdika is known for traditional Cycladic architecture, so even if you just walk a short loop before lunch, it adds character to the day.

What makes this part valuable is that it balances the water-heavy stops. After swimming and sailing, it is nice to sit down, order something local, and look out from a higher angle. A lot of people forget how much a view affects how good lunch tastes.

I suggest picking a restaurant with a sea view and then staying put once you order. This is one of those places where the setting helps you slow down, not speed up.

Moni Island Beach: Nature Without Buildings, Plus Wildlife Spotting

In the afternoon, you anchor at Moni Island next to Aegina. This is where the itinerary shifts from seaside swimming to nature-focused relaxation. Moni has no permanent residents and no buildings, so the vibe stays raw and quiet.

You get about 2 hours and 30 minutes here, which is ideal for longer swim time plus the option to hike. The water is described as crystal-clear, and the beaches are unspoiled, which is exactly what you want when you are looking for a more “out there” feeling day.

What really makes this stop interesting is the wildlife detail. There can be deer, Kri-Kri goats (the wild goats), squirrels, peacocks, and falcons. You are not guaranteed to spot everything every day, but the possibility is part of the appeal.

Snorkeling here can feel more rewarding because the island’s lack of development keeps the scene natural. Even if you only do a casual swim, the lack of buildings around you changes the whole atmosphere.

If you do hike, keep it simple and stay aware of uneven ground and sun exposure. You are on a remote-feeling island with clear skies sometimes, and shade can be limited.

What’s Actually Included On Board (and Why It Matters)

The included package is built around comfort and easy water time.

You get:

• Skipper and crew
• Water toys and sea scooters
• Snorkeling equipment
• Alcoholic beverages, plus bottled water, soda/pop, and snacks
• WiFi on board

This is one of those “small” inclusions that changes the day. Sea scooters are great if you want to cover distance in the water without tiring out. Water toys help if you are traveling with kids or if you just want a playful break between swims.

Snorkeling equipment means you are not scrambling to rent gear in Athens. That matters because you can lose an hour quickly just trying to find the right store and the right mask.

WiFi on board is a nice bonus if you want to check in with work, share photos, or coordinate with someone staying in Athens. It is not the reason to book, but it makes the day feel modern and relaxed.

Also, drinks and snacks keep energy up. That sounds basic, but it helps you enjoy the quiet stretches between swim stops without getting “hangry” or distracted.

The Real Value: Price Per Group, and How the Fuel Surcharge Changes the Math

The price is listed as $1,806.17 per group, up to 11 people, for around 9 hours. That is a group rate, not per person, so the value depends heavily on how many seats you fill.

Here is how I think about it:

• If you split the cost among a full group, it can feel like a smart alternative to multiple taxis, ferries, and paid activities.
• If you are traveling as a small group, it can still be worth it if you place value on a private route and guaranteed boat-only access.

The fuel surcharge is listed separately as €450.00 per booking. That does not destroy the value, but you should treat it as part of the total budget. When you plan, add it early so the final number does not surprise you.

Bottom line: this is best value when you have 6 to 11 people who want the same day pace, water time, and stop style. If you are only a couple, you might compare against other private charters in the same region to see if the route and included gear justify the extra cost.

Who This Boat Day Trip Fits Best (and Who Might Prefer Something Else)

This tour makes a lot of sense if you want:

• A private day with a skipper and crew handling the logistics
• A mix of swim time, snorkeling, and scenic stops
• Lunch that feels local, not cafeteria-stress
• Space for your own pace, including hikes if you want them

It is also a practical option for many travelers because it is described as suitable for most people, and service animals are allowed.

Where you might rethink it is if you want a schedule packed so tight you can barely breathe. This day is paced for comfort, not for sprinting. It is also weather-dependent, so if you plan a trip to the Aegean on uncertain forecast days, be ready to adjust.

Practical Tips That Make Your Day Smoother

First, plan your swim mindset. You will have multiple water moments across different islands, so bring gear you actually like wearing. If you are relying on the provided snorkeling equipment, give yourself a few minutes at the first swim stop to adjust and test.

Second, bring sun protection you can apply fast. With a full day on the water, even “short” swims add up. If you hike on Moni, you will want something that covers face and shoulders.

Third, think about your lunch style. Perdika offers a proper break, so avoid treating it like a quick snack. With about 2.5 hours there, you can eat, walk a bit, and still return to the boat feeling refreshed.

Fourth, if you care about transfers, confirm what you need. The meeting point is Agios Kosmas Marina, and that is where the day starts and ends. Some past experiences suggest additional support like help coordinating movement, so it is worth asking directly for your specific situation.

Should You Book This Private Day Trip to Agistri, Aegina and Moni?

Yes, if your goal is a calm, high-comfort boat day with real access to places most people only dream about. I like that the route mixes shipwreck curiosity, wind-protected swimming, a traditional lunch town, and then Moni’s no-buildings nature vibe. It is the kind of day that feels complete without feeling exhausting.

Book it if:

• You want private boat access and not a crowded ferry scene
• You care about snorkeling and want gear handled for you
• Your group can share the cost across up to 11 people
• You are willing to base the day on good weather

Skip it or compare options if:

• You want a very structured, land-first itinerary with lots of walking
• Your travel dates are inflexible and weather looks uncertain
• You are booking for just one or two people and the fuel-adjusted total cost feels too high

If you are looking for a day that feels like the Saronic Gulf is yours for a few hours, this is a strong choice.

FAQ

What is the duration of the private boat day trip?

It runs for about 9 hours (approximately).

How many people is the private tour for?

It is private, and the group size is up to 11 people.

What time does the tour start and when does it end?

The listed start time is 10:00 am, and the trip must be finished by 7:00 pm. It ends back at the meeting point.

Where is the meeting point?

Agios Kosmas Marina, Leof. Poseidonos 18, Elliniko 167 77, Greece.

Is a mobile ticket provided?

Yes, the tour includes a mobile ticket.

What language is the tour offered in?

The experience is offered in English.

What is included on board?

Included items are skipper and crew, water toys, sea scooters, alcoholic beverages, bottled water, snacks, soda/pop, snorkeling equipment, and WiFi on board.

What is not included in the price?

A fuel surcharge of €450.00 per booking is not included.

Is the tour dependent on weather?

Yes, the experience requires good weather.

Is there free cancellation?

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