Reviewed · CATAMARAN CHARTERS

Private Luxury Charter Aboard New Multi-Deck Lagoon Catamaran

4.5 · 115 reviews From $1,615 Operated by Seas the Day Charters and Tours · Bookable on Viator
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A private luxury charter in St Thomas is interesting for one big reason: you steer the day. This experience uses a new multi-deck Lagoon 420 catamaran and keeps your group capped at 12, so you spend more time enjoying the water and less time waiting in lines. I love the small-group feel and the easy onboard layout that makes swimming and snorkeling practical, not stressful.

My other favorite part is the way the day blends reef time with beach time, plus the drinks on board. You might be out with captains like Hillary, Vic, Sammy, or Mike, and the common theme is simple: they work the route so you get real chances at sea turtles and great fish sightings.

One drawback to keep in mind: ocean visibility can shift with conditions. After rougher weather or rain, the water can go from crystal clear to a little murkier, which changes what the reefs look like underwater.

Key things to know before you go

Private Luxury Charter Aboard New Multi-Deck Lagoon Catamaran - Key things to know before you go

  • Up to 12 guests, private charter that feels like your own boat day, not a floating waiting room
  • New multi-deck Lagoon 420 (or comparable if availability changes) with sun and shade options and a swim deck
  • Snorkeling with sea turtle chances at stops around St Thomas, Water Island, and sometimes Buck Island area
  • Included beer, soda, water, and rum punch served during the trip, not just at the dock
  • Beach time at Water Island options like Lindbergh Bay, Brewers Bay, or Honeymoon Beach
  • COVID-free procedures including monthly testing and CDC and WHO style vessel sanitizing

Private Lagoon 420 Catamaran in St Thomas: what you’re really buying

Private Luxury Charter Aboard New Multi-Deck Lagoon Catamaran - Private Lagoon 420 Catamaran in St Thomas: what you’re really buying
You’re not just paying for a boat. You’re paying for control. With this Seas the Day charter, you get a private luxury ride departing from Charlotte Amalie at Havensight, and you only share it with your own group, max 12.

If you want St Thomas snorkeling without the shoulder-to-shoulder chaos, this is the style that works. And if you also want beaches that feel like postcards, this itinerary is built around that same idea: water first, sand after.

The boat matters here. The Lagoon 420 multi-deck is designed for a day where you’re switching between lounging topside, stepping into the water from the swim deck, and getting back out without turning it into a production.

Price and value for a group up to 12

Private Luxury Charter Aboard New Multi-Deck Lagoon Catamaran - Price and value for a group up to 12
The price is $1,615.50 per group up to 12. That is “per group,” not per person, which is how private charters start to make sense for families and small friend groups.

To judge value, look at what’s included:

  • Alcoholic drinks (beer) plus soda and water
  • Bottled water
  • Rum punch, served as part of the experience after snorkeling
  • Snorkeling equipment
  • Restroom on board

Then compare that to what it usually costs when you do these things separately: a day tour plus rentals plus bottled water and drinks plus taxis. Even if you treat the included drinks as a partial value add, you’re still getting a full-day boat with gear and comfort built in.

One more practical note: tips are not included, and the customary range is 15 to 20% if service is exceptional. Plan for that, so you do not get surprised at the end.

Where the day starts, and what to expect on the dock

You meet at Seas the Day Charters and Tours USVI at Charlotte Amalie, Havensight (WICO is also referenced around this area). The activity ends back at the meeting point, so your day is easier than tours that drop you elsewhere.

You’ll receive a mobile ticket, which is a small thing but worth it. It reduces the dock-day hassle when you are juggling swimwear, sunscreen, and matching up with your group.

The area is near public transportation, so if you are not taking a private taxi, you should still be able to get there without drama. Just give yourself a little buffer. Boats run on time, and the whole day feels better when you are not sprinting to the ladder.

Step into a new multi-deck catamaran (and why it matters)

Private Luxury Charter Aboard New Multi-Deck Lagoon Catamaran - Step into a new multi-deck catamaran (and why it matters)
This charter runs on a new Lagoon 420 multi-deck catamaran, or a comparable vessel if needed based on availability. In plain terms, that means the boat is set up for comfort and movement.

Here’s what I think you’ll care about most when you’re actually on board:

  • A restroom on board, so you do not lose time worrying about logistics
  • A swim deck for easier entry and exit during snorkeling
  • Options for sun or shade, so you can change positions when the sun gets intense
  • Clean, comfortable spaces where you can dry off and cool down between water stops

Several captains and crew are praised for keeping things organized, including making sure people can get in the water comfortably and not feel rushed. That matters because snorkeling is partly timing and partly confidence. The more relaxed you feel, the more you notice underwater.

How the captain plans your route around sea turtles and reefs

Private Luxury Charter Aboard New Multi-Deck Lagoon Catamaran - How the captain plans your route around sea turtles and reefs
One big advantage of a private charter is itinerary flexibility. The captain and crew work with you in advance on your perfect plan, so you can steer the day toward what your group cares about most.

Common routes can include:

  • Snorkel stops around St Thomas and nearby cays, including options like Water Island or St James
  • A possible stop near the Buck Island area, including the protected marine sanctuary zone
  • Then a sail to a beach phase at Lindbergh Bay, Brewers Bay, or Honeymoon Beach at Water Island

In real life, this means you might do two snorkeling locations rather than one. Multiple stops typically give you a better chance of seeing more marine life during the time you are in the water.

And the star attraction is turtles. A lot of the best moments described are sea turtle sightings, often paired with sting rays and a lot of colorful reef fish. Even when the water conditions are not perfect, the crew’s job is to place you at spots with the best odds, then give you time to look.

Snorkeling phase: what you should picture before you go

Private Luxury Charter Aboard New Multi-Deck Lagoon Catamaran - Snorkeling phase: what you should picture before you go
Plan for the snorkeling day to feel like a series of short “windows” rather than a single long swim session. You’ll get gear, you’ll get placed at the next spot, and you’ll have time to snorkel and enjoy the reef.

What makes this experience feel better than a bigger tour is the pacing:

  • You typically do not feel herded
  • The crew can help the group succeed, especially first-timers
  • Stops are set up so you can see coral and fish, then move on

Also, you get the gear included, so you are not hunting for rentals when you arrive. Use the provided snorkeling equipment, then focus on the part that counts: calm breathing, good fin control, and scanning for movement along the reef edges.

If you are prone to motion sickness, tell your captain early. The itinerary and boat speed can often be adjusted, and it helps to know what you should do when waves pick up.

After snorkeling: drinks, rum punch, and an easy sail to the beach

Private Luxury Charter Aboard New Multi-Deck Lagoon Catamaran - After snorkeling: drinks, rum punch, and an easy sail to the beach
Once the group finishes snorkeling, the experience shifts gears. This is where the charter vibe kicks in.

You’ll enjoy complimentary:

  • Soda and water
  • Ice cold beer
  • Rum punch, described as Seas the Day’s famous style

This is a morale moment. You just spent time in the water, and now you can relax topside while the boat sails to the beach.

If you like having a little music and a fun atmosphere, you’re likely to get that here too. The goal is Caribbean cruising energy without turning it into a loud party boat.

Beach time at Water Island: Lindbergh, Brewers Bay, or Honeymoon Beach

Private Luxury Charter Aboard New Multi-Deck Lagoon Catamaran - Beach time at Water Island: Lindbergh, Brewers Bay, or Honeymoon Beach
The beach phase is where many people feel the day complete. After the snorkeling, you head to one of the most scenic options around Water Island, commonly Lindbergh Bay, Brewers Bay, or Honeymoon Beach.

What to expect at these beaches:

  • White sand and calm, clear water conditions that are good for swimming
  • Time to relax, stretch out, and do beach games
  • The option to paddleboard in shallows at places like Honeymoon Beach, depending on conditions

You may also have time to visit spots like Dinghy’s Beach Cafe and LimeOut floating taco bar. If your group is food-motivated, this is a nice chance to grab something while you are already set up on the sand.

Practical note: bring your own towels and sunscreen. Water time plus sun can mean you get sunburned fast even if you think you are only out “for a little bit.”

Health, cleanliness, and COVID-free procedures on board

This company emphasizes a healthy experience. They partnered with RayBiotech and test captains and crew monthly for COVID 19, and staff wear a COVID-free bracelet.

They also sanitize vessels after each trip using CDC and WHO style guidelines. Masks are not required since it is primarily outdoors, though you can wear one if you prefer.

If you are sensitive to health procedures, this is one of the stronger points in the data. You should still bring your usual common sense habits, but the built-in process helps you feel more comfortable getting on a shared boat.

Drinks and onboard comfort: the little things that add up

On a private charter, small details decide whether you feel cared for or left to figure it out.

From what has worked well, the onboard setup includes:

  • A restroom so you do not waste time
  • A swim deck that makes it easier to reboard
  • Sun or shade depending on what you need that day
  • Gear in good condition for snorkeling

One review detail that matters: people described photos being taken as part of the experience. If your group wants keepsakes, this is a nice bonus, and it is the kind of thing you do not want to count on for every trip, but you can ask if it is available when you book.

Also, drink management is part of the story. Complimentary beer and sodas keep people happy between snorkeling stops. If you are hoping for a constant party pace, this is more about relaxed enjoyment than chaotic nightlife.

Weather reality: when the sea changes the plan

This charter requires good weather. If weather is poor, the experience can be canceled, with an offer of another date or a full refund.

Even with good weather, visibility can change. If there’s been rain or rougher seas, underwater visibility can drop. That does not mean snorkeling is wasted, but it does mean you should adjust expectations about how clear the water looks.

What I suggest: bring a flexible mindset. The boat day is still worth it for the scenery and the beach time, and the crew will do what they can at the best available spots.

Who this is perfect for, and who might want a different style

This charter makes the most sense if you fall into one of these groups:

  • A couple or small family that wants private snorkeling without crowds
  • A group of friends who want a day with included drinks and minimal planning
  • People who want a modern boat with a restroom and an easy swim deck
  • Anyone excited by sea life, especially turtles and reef fish

It may not be the best fit if:

  • Your priority is a strict, one-hour snorkeling deadline with zero downtime
  • You want a rigid shopping list of stops with no flexibility at all
  • You are extremely weather-sensitive and cannot handle a day potentially shifting

For most people on the St Thomas side, this is a sweet spot. It gives you a full outing without being long and exhausting in one continuous stretch.

Booking advice: what to tell your captain before you sail

Because the captain and crew work with you in advance on your perfect itinerary, you should use that. If you care about certain beach vibes, ask for them. If someone in your group is a first-time snorkeler, mention it.

Also, if you want more turtle time, say so. The crew can prioritize snorkeling windows when animals are more likely to be present.

And yes, bring sunscreen and towels. I know, everyone says it. But on a day like this, it is not optional.

Should you book this Seas the Day charter?

If you want St Thomas snorkeling plus Water Island beach time, and you value the comfort and privacy of a Lagoon 420 multi-deck private charter, I would book it. The included gear and drinks reduce extra costs and stress, and the group cap at 12 keeps the day feeling personal.

Book it especially if your group cares about sea turtles and you want a crew that brings energy and practical help, including for first-time snorkelers. The only real reason not to book is if you are locked into specific weather-independent expectations, since the experience depends on sea conditions.

If you can stay flexible and enjoy the day as a real boat day, this one is a strong value for a private group on St Thomas.

FAQ

How many people are on this charter?

It is a private charter with a maximum of 12 guests. Only your group participates.

Where does the tour start and where do we return?

The meeting point is Seas the Day Charters and Tours USVI in Charlotte Amalie at Havensight. The activity ends back at the same meeting point.

Is snorkeling equipment included?

Yes. Snorkeling equipment is included, and you can use it during the snorkeling stops.

What drinks are included on board?

Included drinks are beer, soda, and water. Bottled water is also provided, and rum punch is served as part of the experience after snorkeling.

Is there a restroom on board?

Yes, there is a restroom available on the boat.

What should I bring myself?

Bring your own sunscreen and towels. Tips are also not included and are customary at 15 to 20% for exceptional service.

How long is the experience?

The experience runs about 7 hours. A half-day option is also described as available.

What if the weather is poor?

The experience requires good weather. If canceled due to poor weather, you will be offered a different date or a full refund.

What is the cancellation cutoff for a full refund?

You can cancel up to 24 hours in advance for a full refund. If you cancel less than 24 hours before the experience starts, the amount paid will not be refunded.

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