Reviewed · SNORKELING
St Thomas~St John Snorkel, Swim & Beach Trip on MV Island Flyer
The best part of this four-hour St. Thomas boat trip is its small size. With no more than 12 people aboard, you get a faster, friendlier outing than the big party boats, plus a better chance of hearing your captain and asking questions. Captains including Hillary, Glen, Wallens, Dallas, and Montana have been praised for their local insight and calm handling of the boat.
I like two things right away: the flexible route and the mix of snorkeling with beach time. Your stops may include Maho Bay, Honeymoon Beach, Christmas Cove, Lovango Cay, or one of several small cays, depending on sea and weather conditions. The catch is that no single stop is guaranteed, and some beach stops require you to swim from the boat to shore.
- Maximum of 12 people: A more personal alternative to a large excursion boat.
- Two main stops: Plan on snorkeling followed by a beach visit, though the exact locations depend on conditions.
- Strong wildlife potential: Turtles, rays, squid, nurse sharks, barracuda, starfish, and tropical fish have all been seen.
- Red Hook departure: Meet at the Seas the Day lounge at American Yacht Harbor.
- Included refreshments: Snorkel gear, bottled water, soda, and beer are provided.
- Bring the right gear: Pack a towel and non-aerosol reef-safe sunscreen.
A Small Boat From Red Hook to St. John

You meet the captain and crew at the Seas the Day departure lounge at American Yacht Harbor in Red Hook. The lounge sits on the lower floor, immediately across from the entrance to B Dock. The activity returns to this same meeting point after roughly four hours.
Red Hook is a practical starting point for this outing because you are already on the eastern side of St. Thomas, close to the water routes toward St. John and the nearby cays. Parking can be tight, so allow time to find a space. One useful tip is to check the ferry parking area if space is available, but do not count on easy parking right beside the departure point.
The boat may be the 36-foot MV Island Flyer, a 36-foot Twin Vee powerboat, a 31-foot Wellcraft, or a similar vessel. The boats are built for a quick trip across open water, not for a slow sailing cruise. That means you spend more of the four-hour window at the actual snorkeling and beach stops.
The maximum of 12 people matters. You are still on a shared charter, so you do not control every stop or activity, but the group is small enough for the captain to speak with you directly. It also helps when people return to the boat at different times, since the outing feels less like moving a crowd from place to place.
The Ride Across the Water
The crossing can be smooth, but conditions around the islands can change quickly. One account describes a choppy patch where currents met, followed by calmer water near Lovango Cay. That is a useful reminder to take seasickness seriously if you are prone to it.
The powerboat format gives you a lively ride and lets the crew cover several possible locations. It can also feel bumpy in windy weather. If you need a very gentle, slow-moving boat, this may not be your best choice. For most people, the quick ride is part of the fun, and the captain’s judgment about conditions helps shape the day.
Captains are a major part of the experience. Hillary has been praised for finding wildlife and handling repeat visits with care. Glen, Mike, Montana, Wallens, Dallas, and Sammy have also received strong marks for local stories, friendly conversation, safe boat handling, and attention to the group. The quality of the day depends partly on the captain assigned to your departure, but the company has a broad bench of well-regarded crew members.
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Snorkeling Around St. John and the Cays

The first major stop is usually a snorkel site. Possible locations include Maho Bay, Trunk Bay, Christmas Cove, St. James Island, Lovango Cay, Mingo Cay, or Stevens Cay. Some locations are near St. John, while others are around smaller islands and cays.
This variety is valuable because sea conditions, boat traffic, and wildlife can change from one day to the next. The captain can choose a site with better water conditions rather than force the same route every time. You should see this flexibility as a strength, but also understand that the advertised places are possibilities, not promises.
The snorkeling depth and setting vary. At Lovango Cay, one outing had water around 12 feet deep and calm conditions that made the area feel like a natural aquarium. Other stops may place you over deeper water or near a reef where you need to swim farther from the boat to reach the best coral.
Expect tropical fish such as snapper, parrotfish, squirrelfish, and sturgeonfish. Sightings may also include squid, urchins, starfish, stingrays, barracuda, and nurse sharks. Turtles are a major draw, especially around Maho Bay and Honeymoon Beach, but wildlife is never guaranteed. One group saw several turtles and a baby shark, while another hoped for turtles and did not find them.
The most memorable wildlife reports include a nurse shark, a spotted eagle ray, barracuda, turtles, squid, and a shipwreck. That does not mean you should book expecting a particular animal. It means the area has a good range of sea life, and keeping your eyes open can pay off.
Snorkel equipment is included. The gear has been described as being in excellent condition, but you should still check your mask seal and fin fit before leaving the boat. Bring an underwater camera if you have one. The clear water, turtles, rays, coral, and fish are exactly the sort of sights worth recording.
Maho Bay: Turtles and a Longer Swim

Maho Bay is one of the possible stops and is especially appealing if turtles are high on your list. The shallow seagrass areas can attract turtles, which is why this bay often features in the route. You may see them surfacing nearby, but the captain cannot summon wildlife on schedule.
There is one important detail about the layout. At least one outing positioned the boat near the outer part of the reef, requiring a swim of about 100 yards to reach the seagrass at Maho. That can produce better snorkeling, but it is not ideal if you want to step straight into shallow water or if you are not a confident swimmer.
This trip requires a moderate level of physical fitness. You should be comfortable entering open water, using a mask and fins, and swimming back to the boat. Ask the crew about the planned entry point if you have concerns before getting in.
Honeymoon Beach and the Beach Portion

After snorkeling, the boat may head to Honeymoon Beach at Caneel Bay or Hawksnest Bay, depending on conditions. These beaches offer white sand and clear blue water, giving the outing a change of pace after the reef stop.
Do not assume the boat will pull directly onto the sand. At Honeymoon Beach, the boat may need to remain offshore, with a swim of about five minutes to reach the beach. Some people can swim toward shore, relax on the sand, and visit the snack bar. Others prefer to remain near the boat for more snorkeling.
That arrangement gives you choice, but it also means this is not a traditional beach transfer. You need to be comfortable swimming in open water with your belongings left on the boat. Bring only what you need, and keep towels and dry items secured.
Hawksnest Bay can provide another beach option when weather or sea conditions make it a better choice. The exact stop is part of the captain’s judgment. I would treat the beach portion as a pleasant second setting, not the sole reason to book. The snorkeling is the core of the experience.
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Lovango Cay and the Smaller Islands

Lovango Cay has been a particularly strong stop for some departures. The water can be calm and clear, with coral and fish close enough for easy viewing. The area also has a coral restoration project associated with Lovango Resort, giving the stop an added local conservation angle.
The small cays can feel more secluded than a major beach. Mingo Cay, Stevens Cay, and St. James Island are among the possible alternatives. These locations are useful when the main bays are crowded or the wind makes one side of St. John less comfortable.
The tradeoff is predictability. You will not know your exact route until the captain assesses the day. If your priority is a particular beach, this shared trip may frustrate you. If your priority is a good half-day on the water, with the captain choosing sensible sites, the changing route works in your favor.
Beer, Soda, Water, and What to Pack

Water, soda, and beer are included after snorkeling and are available during the outing. This is useful on a hot day, especially after swimming, but there is no promise of rum punch. If that drink is important to you, bring your own expectations down. The included drinks are simple and practical.
Bring:
- Reef-safe, non-aerosol sunscreen
- A towel
- Swimwear
- An underwater camera, if you have one
- Any personal seasickness remedy you normally use
The sunscreen rule deserves attention. The crew asks for reef-safe sunscreen and may check the ingredients. One product specifically noted as acceptable was Blue Lizard, but the larger point is to read the label before you arrive. Aerosol sunscreen is not requested, and products with ingredients harmful to marine life are not welcome.
Do not expect a full meal. The supplied information covers drinks and snorkeling equipment, not lunch. Eat beforehand if you need more than a snack during four hours on the water.
Is $135 a Good Value?

At $135 per person, this is not the cheapest way to see the water around St. Thomas. You could spend less by snorkeling from a public beach, especially if your main goal is simply to get in the sea.
The value comes from the boat access and the small group. You reach St. John and nearby cays without arranging separate transportation, get equipment, have a captain select sites based on conditions, and combine two different activities in one half-day. The maximum of 12 people is also meaningful if you dislike crowded boats.
Compared with a large cruise-style excursion, the price is reasonable for a powerboat trip with a smaller group. You are paying for access to several possible snorkeling areas, not just a beach transfer. The value is strongest for couples, families with older children, and small groups that want personal attention without paying for a private charter.
The value is weaker if you want a guaranteed turtle encounter, a particular beach, a meal, or a relaxed sailing experience. It is also less attractive for anyone who is not comfortable swimming away from the boat.
Who Should Book This Trip?

I would choose this outing if you want a short, active introduction to St. John’s waters and prefer a small boat over a crowded deck. It suits people who enjoy changing locations, wildlife watching, and a captain who can adjust the plan to the weather.
Families can do well here if children are comfortable in open water and meet the operator’s age requirements. For children under two, you need to call before booking. The activity calls for moderate physical fitness, so it is not a good match for anyone who needs easy shore access or struggles with swimming.
This is also a strong choice for repeat visitors to St. Thomas. A flexible route may take you to Lovango Cay, a lesser-known reef area, or another site you would not reach by simply walking off the beach. The excursion can feel different on a second visit because the captain may choose a different combination of stops.
Practical Details Before You Reserve
Your confirmation arrives when you book, and the tour ends back at American Yacht Harbor. Public transportation is nearby, but parking is limited, so plan your arrival rather than cutting it close.
The activity depends on good weather and a minimum number of people. If poor weather cancels the trip, you can choose another date or receive a full refund. If the minimum is not met, you are offered another date or activity, or a refund. One past cancellation caused confusion because the booking company, rather than the operator, handled the money, so keep your confirmation and refund correspondence until the matter is complete.
You can cancel for a full refund up to 24 hours before the start time. Cancellations or changes made within 24 hours are not refunded or accepted. The cut-off follows local time in St. Thomas.
Should You Book the MV Island Flyer Trip?
Book it if you want the best balance of small-group boating, reef snorkeling, and St. John beach time in a four-hour window. The strongest reasons are the group size, the experienced captains, the range of possible snorkel sites, and the chance to see turtles, rays, squid, and other reef life.
Skip it if you need a guaranteed beach landing, a fixed itinerary, a meal, or an easy swim from boat to shore. Also think twice if rougher water makes you uncomfortable.
For most active visitors staying in St. Thomas, this is a well-priced half-day outing with enough flexibility to avoid a poor-weather site. Pack reef-safe sunscreen, bring a towel, expect to swim, and let the captain choose the day’s best water.
FAQ
How long is the St. Thomas to St. John snorkeling trip?
The trip lasts approximately four hours.
Where does the boat leave from?
You meet at the Seas the Day departure lounge at American Yacht Harbor, 6100 Red Hook Quarters, Red Hook, St. Thomas. The lounge is on the lower floor across from the entrance to B Dock.
Where does the trip end?
The activity returns to the same meeting point at American Yacht Harbor.
How many people can join the boat?
The maximum is 12 people.
What snorkeling locations might be included?
Possible locations include Maho Bay, Trunk Bay, Christmas Cove, Honeymoon Beach, Hawksnest Bay, St. James Island, Lovango Cay, Mingo Cay, and Stevens Cay. The route depends on weather and sea conditions.
Is snorkeling equipment provided?
Yes. Snorkeling equipment is included.
Are drinks included?
Yes. Bottled water, soda, and beer are included. Rum punch is not listed as an included drink.
Do I need to bring a towel and sunscreen?
Yes. You should bring your own towel and sunscreen. The crew requests non-aerosol, reef-safe sunscreen.
Can I cancel for a refund?
You can cancel up to 24 hours before the start time for a full refund. Cancellations within 24 hours are not refunded. Poor weather or failure to meet the minimum number of people may result in a different date, another activity, or a full refund.
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