Reviewed · BEACH TRIPS IN ST THOMAS

Full or Half Day Private Power Catamaran- USVI Beach and Snorkel

★ 4.5 · 34 reviews From $995 per group (up to 12) Operated by Seas the Day Charters and Tours · Bookable on Viator
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Clear water, calm coves, and your own captain. This private St. Thomas charter gives you a smooth 36-foot power catamaran, flexible stops, and room for up to 12 people. I especially like the custom route, which lets you shape the day around swimming, snorkeling, lunch, or a Painkiller at a local spot. I also like the practical comforts, including long swim ladders, shade, a marine toilet, fresh-water shower, changing area, drinks, floats, and good snorkeling equipment. The main catch is the extra fuel charge, which can add roughly $160 to $240 at the stated average usage.

The boat leaves from American Yacht Harbor in Red Hook and spends about seven hours among St. Thomas, St. John, and nearby cays. Captains Aaron, Chris, and Hillary have earned especially warm praise for their friendliness, local knowledge, and ability to adjust the day to a group’s interests. Still, boat condition and drink supplies may need a quick check before departure, since one outing had torn front netting and expired sodas.

Key points to know before you book

Full or Half Day Private Power Catamaran- USVI Beach and Snorkel - Key points to know before you book

  • A private 36-foot power catamaran: Your group has the boat to itself, with a maximum of 12 people under US Coast Guard rules.
  • A flexible St. John route: Stops can include Lovango Cay, Honeymoon Beach, Maho Bay, and Christmas Cove.
  • Excellent turtle snorkeling: Maho Bay is known for shallow seagrass beds where sea turtles feed.
  • Lunch can be part of the adventure: You may eat at a beachside restaurant, onboard, or order Pizza Pi at Christmas Cove.
  • Fuel is extra: Plan on $8 per gallon, with typical use of 20 to 30 gallons for the day.
  • Strong captain-led service: Aaron, Chris, and Hillary are repeatedly praised for fun, attentive guiding.

Starting at American Yacht Harbor in Red Hook

Full or Half Day Private Power Catamaran- USVI Beach and Snorkel - Starting at American Yacht Harbor in Red Hook

Your day begins at American Yacht Harbor, on Smith Bay Road in Red Hook, St. Thomas. The marina is the launch point for a full day on the water, and the charter returns here at the end.

The experience is private, so you are not sharing the boat with an unrelated group. That matters more than it may sound. Your captain can spend more time on the places your own group cares about, instead of following a fixed schedule designed for strangers with different plans.

The listed price is $995 for the group, up to 12 people. At full capacity, that works out to about $83 per person before fuel and gratuity. For a family or group of friends, that can be good value compared with booking several seats on separate excursions, especially since drinks, equipment, captain service, and taxes are included.

If your group is smaller, the calculation changes. A group of six pays about $166 per person before fuel and tip, while a couple would be paying for privacy and control rather than low-cost sightseeing. This is best viewed as a special group outing, not a budget boat ride.

The boat is stocked with bottled water, soda, beer, floats, noodles, and snorkeling equipment. Alcoholic drinks are included, but you should still pace yourself. The sun, salt water, and a moving boat can make a cold beer feel stronger than expected.

Why a power catamaran works well for this day

The 36-foot power catamaran is built for a long day rather than a quick transfer. Its two hulls provide a broad platform, with open bow nets for lying in the sun and a shaded stern area for sitting with a drink.

The long swim ladders are one of the most useful features. Getting back aboard after snorkeling can be awkward from a small boat, especially for children, older adults, or anyone carrying fins. A proper ladder makes each water stop less of a production.

You also have a marine head, fresh-water shower, and changing area. These facilities will not feel like a hotel bathroom, but they make seven hours at sea much easier. You can rinse off salt, change out of wet swimwear, and avoid having to wait for a marina stop.

The front netting deserves a quick inspection. One group found sections torn and could not use the bow nets as intended. The operator said repairs were underway, but conditions can change. If lounging on the forward nets is important to you, ask about their condition before leaving the dock.

Letting the captain shape your seven hours

Full or Half Day Private Power Catamaran- USVI Beach and Snorkel - Letting the captain shape your seven hours

The most appealing part of this charter is the freedom to adjust the route. You can ask for more snorkeling, extra swimming time, a quiet beach stop, a restaurant lunch, or a mix of everything.

That flexibility depends on clear communication. Before the boat gets moving, tell the captain what matters most. If sea turtles are your priority, say so. If one person in your group dislikes snorkeling but loves beaches, mention that too. A good captain can build a day that does not leave half the group waiting around.

Captain Aaron is praised for being fun and well informed about the area. Captain Chris has been singled out for finding strong snorkeling locations, including a half-day outing where a family saw turtles, stingrays, eels, barracudas, sea urchins, and many colorful fish. Captain Hillary receives similar praise for explaining island landmarks and history while matching the pace to the group.

These names are useful when you book or check in, but captain assignments can vary. The important point is the style of service: the captain is not simply steering from one place to another. You can expect local guidance on where to swim, where to look for marine life, and how to use your time.

Lovango Cay, a polished first stop

Full or Half Day Private Power Catamaran- USVI Beach and Snorkel - Lovango Cay, a polished first stop

Lovango Cay is presented as an early stop, offering snorkeling and time at an upscale beach club. It gives you two ways to enjoy the morning.

If you want to get in the water quickly, ask about snorkeling near the cay. If your group prefers a slower start, the beach club offers a more polished setting for relaxing. This is a useful contrast to the more natural snorkeling stops later in the day.

The tradeoff is that a private island beach club may feel less simple than a quiet stretch of sand. If your idea of a boat day is basic, peaceful, and free of paid extras, tell your captain that you would rather spend the time in the water or at another beach.

The boat itself remains the center of the outing. You can return to the catamaran for shade, drinks, and your own changing space rather than carrying everything around a public beach.

Honeymoon Beach and the calm north shore of St. John

Full or Half Day Private Power Catamaran- USVI Beach and Snorkel - Honeymoon Beach and the calm north shore of St. John

The route then follows St. John’s north shore toward Honeymoon Beach. This part of the trip is as much about the ride as the stop. From the water, you get broad views of the island’s wooded hills and small coastal coves.

Honeymoon Beach is suited to calm-water activities such as swimming and paddleboarding. It is a good place to give non-snorkelers something to do while stronger swimmers explore nearby water.

A private charter lets you choose how long to stay, within the limits of weather, fuel, and the day’s route. That is valuable here because not every group wants to move every 30 minutes. You can linger if the water is calm and the beach fits your mood, or keep moving if your group is eager to snorkel.

Bring patience for the pace of the sea. Even on a smooth-riding power catamaran, conditions can affect travel time and the order of stops. A flexible route is a benefit, but it also means the exact sequence is not guaranteed.

Maho Bay for sea turtles

Full or Half Day Private Power Catamaran- USVI Beach and Snorkel - Maho Bay for sea turtles

Maho Bay is the clearest wildlife highlight. Sea turtles feed in shallow seagrass beds, making this one of the more accessible places to look for them from the boat.

The shallow water is helpful for people who are new to snorkeling. You do not need to be an expert swimmer to appreciate the area, though you should be comfortable entering the water from the boat and following captain instructions.

Past outings have produced sightings of large turtles as well as stingrays, eels, barracudas, sea urchins, coral, and many fish. Wildlife is never guaranteed, so you should treat the turtles as a lucky possibility rather than a promised show. The captain’s local experience can improve your odds, but the animals remain wild.

Use the provided gear if it fits well, and tell the captain promptly if a mask leaks or fins feel wrong. Good equipment makes a big difference when you are trying to spot animals in shallow water. You can also use the noodles or floats if you prefer to watch from the surface.

Remember not to chase or touch marine life. The best turtle encounter is a quiet one, with you keeping a respectful distance while the animal feeds.

Christmas Cove and lunch at Pizza Pi

Full or Half Day Private Power Catamaran- USVI Beach and Snorkel - Christmas Cove and lunch at Pizza Pi

Christmas Cove, off St. James Island, is another key stop. Its sheltered anchorage and colorful reefs make it useful for both snorkeling and a relaxed lunch break.

The unusual option here is Pizza Pi, a floating restaurant that serves pizza directly to boats. That is a fun change from packing sandwiches or going ashore, and it keeps the lunch stop connected to the water.

You may also eat onboard or choose a beachside restaurant elsewhere on the route. Some groups have preferred Lime Out, a floating restaurant known for tacos, as part of a customized day. The supplied information specifically confirms Pizza Pi and local restaurant stops, so ask your captain what is operating and available on your date.

Lunch timing affects the rest of the day. A restaurant stop can be memorable, but it also takes longer than eating food already on the boat. If snorkeling is your top priority, discuss that tradeoff early. If the meal is part of the occasion, allow time for it rather than trying to squeeze it between rushed swims.

What is included, and what costs extra

Full or Half Day Private Power Catamaran- USVI Beach and Snorkel - What is included, and what costs extra

The $995 group price includes the captain’s fee, all listed taxes and fees, bottled water, soda, beer, and snorkeling equipment. You also get floats and noodles, plus access to the boat’s toilet, shower, and changing area.

Fuel is not included. It is charged at $8 per gallon for actual use at the end of the charter. Typical consumption is 20 to 30 gallons, so you should budget another $160 to $240 for fuel.

Gratuity is also separate. The customary amount is 18 to 20 percent for the captain. Since the captain controls the route, helps with equipment, points out wildlife, and manages safety on the water, this is an important part of your total budget.

For a group of 12, the additional costs are easier to absorb. For a smaller group, calculate the full amount before booking. The private setting, flexible route, and captain service are the value here, not simply the number of hours aboard.

Who will enjoy this charter most

I would choose this for a family reunion, birthday, wedding group, or circle of friends who want one shared day rather than a series of separate activities. A maximum of 12 people gives a large group room to spread out without turning the boat into a crowded party platform.

It also suits mixed-age groups. Strong swimmers can snorkel, casual swimmers can use floats, and anyone wanting a break can sit in the shade. The ladders, shower, toilet, and changing area make the day more manageable for people who do not want a bare-bones boat trip.

Children count toward the total capacity regardless of age. That means a baby or toddler uses one of the 12 available places, as required by US Coast Guard rules.

I would be less likely to choose it for a solo traveler or a couple focused only on low-cost turtle snorkeling. The price makes more sense when shared across a group. I would also think twice if your main goal is a guaranteed, fixed schedule, since weather and captain judgment can change the route.

Service animals are allowed, and most people can participate. The tour requires good weather, so sea conditions remain an important part of the decision.

Practical booking advice for Red Hook

This experience is often booked about 30 days ahead. That is a useful planning target if you are visiting during a busy season or have a fixed vacation schedule.

You receive confirmation when booking, and the experience uses a mobile ticket. Meet at American Yacht Harbor, 84GX+24H, Smith Bay Road, Red Hook, St. Thomas. The trip ends back at the same marina.

You can cancel for a full refund up to 24 hours before the start time. Changes made less than 24 hours ahead are not accepted, and late cancellations are not refunded. If poor weather causes the operator to cancel, you can choose another date or receive a full refund.

Before departure, I would confirm three things: the day’s fuel estimate, the condition of the bow netting, and which lunch options are open. Also tell your captain whether turtles, a beach, snorkeling, or a restaurant matters most. Those few questions can make the flexible format work much better.

Should you book the St. Thomas power catamaran?

Book it if you want a private day with your own pace, especially if you have six to 12 people to share the cost. The strongest reasons are the smooth catamaran, easy swim ladders, useful onboard facilities, good equipment, and captains such as Aaron, Chris, and Hillary who bring energy and local guidance to the day.

The biggest drawbacks are the fuel surcharge, separate gratuity, possible wear on parts of the boat, and the fact that wildlife and weather cannot be controlled. Ask about the front nets and total expected cost before you commit.

For a group that values sea turtles, St. John beaches, a floating pizza lunch, and the freedom to change plans, this is a very appealing St. Thomas outing. For a strict budget or a fixed sightseeing checklist, choose a simpler shared cruise instead.

FAQ

Where does the charter begin and end?

The charter starts and ends at American Yacht Harbor, 84GX+24H, Smith Bay Road, Red Hook, St. Thomas.

How long does the experience last?

The described charter lasts approximately seven hours. The experience is also presented as available in full-day or half-day formats, so confirm the length you are selecting when booking.

How many people can join?

The boat is certified for a maximum of 12 individuals under US Coast Guard regulations. Children count toward the total, regardless of age.

Is fuel included in the price?

No. Fuel is billed separately at $8 per gallon based on actual use. Typical consumption is 20 to 30 gallons for the day.

What snorkeling supplies and drinks are included?

Snorkeling equipment, bottled water, soda, beer, floats, and noodles are included. The boat also has a marine toilet, fresh-water shower, and changing area.

What happens if bad weather cancels the trip?

If poor weather causes cancellation, you can choose another date or receive a full refund. For your own cancellation, you must cancel at least 24 hours before the start time to receive a full refund.

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