Reviewed · TOURS IN THE BIG ISLAND

10 Passenger Max Customizable Private Charter

★ 5.0 · 9 reviews 4 hours (approx.) Operated by Hawaii Marine Life Charters · Bookable on Viator
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A private boat carries you from Honokohau Marina to two of the crew’s favorite snorkeling areas, giving your group more control than a standard shared outing. The 31-foot Ocean Craft RHIB has shade and forward-facing seats, a useful combination when you want a smoother ride and a place to get out of the sun. Manta rays, dolphins, and big schools of fish are possible sightings, though no wildlife encounter can be promised.

I like the generous group limit of up to 10 people for one price, especially for a family or group of friends. I also like the practical extras: snorkeling equipment, towels, water, Hawaiian juices, GingerAle, chips, and cookies are included. The main consideration is cost. At $1,615.68 per group, it makes the most sense when you can fill several seats.

Key points to know before booking

10 Passenger Max Customizable Private Charter - Key points to know before booking

  • 31-foot Ocean Craft RHIB: Expect shade, forward-facing seats, and a boat kept in good condition.
  • Two snorkeling destinations: The crew chooses from favorite local spots and can shape the outing around your group’s requests.
  • Private group of up to 10: You are not sharing the boat with unrelated passengers.
  • Local crew: Brian and Trip are named members of the team, with local knowledge of Big Island marine life and history.
  • Wildlife can be exceptional: Manta rays, large schools of fish, and even a pod of hundreds of dolphins have been seen, but sightings vary.
  • Four hours with useful extras: Gear, towels, drinks, and snacks are provided, and the trip returns to Honokohau Marina.

Leaving Honokohau Marina on a private RHIB

Your outing begins at Hawaii Marine Life Charters, at Slip G-8 in Honokohau Marina on Kealakehe Parkway in Kailua-Kona. The location matters because you begin and end at the same place, with no separate return transfer to arrange.

The vessel is a 31-foot Ocean Craft RHIB, or rigid-hulled inflatable boat. It has shade and forward-facing comfortable seats, details that make a real difference during a warm, sunny boat ride. You can sit facing ahead instead of constantly turning sideways, and the shade gives you a break from the strong Hawaiian sun.

The boat is also described as being in wonderful condition, with equipment maintained for the outing. That does not turn the ride into a luxury yacht trip. You are still choosing a practical, active snorkeling boat. For most people, that is the right trade-off: less fuss, more time on the water.

The private setup is the heart of this experience. With only your own group aboard, you can discuss preferences with the crew rather than follow the fixed rhythm of a large shared boat. That is especially useful if your party includes children, mixed swimming abilities, or people who want more time in the water and less time sitting aboard.

The advertised capacity is 10 people. If your group is smaller, you still pay the group price, so the value improves as you fill more seats. A group of eight to ten people gets a much better per-person rate than a couple booking alone.

A few more things to do on Big Island of Hawaii worth a look

Two snorkeling areas, shaped around your group

10 Passenger Max Customizable Private Charter - Two snorkeling areas, shaped around your group

The four-hour outing is built around two of the crew’s favorite snorkeling destinations near Kailua-Kona. The exact sites are not named in the available details, so you should think of this as a flexible marine outing rather than a tour with a published stop-by-stop route.

That flexibility has a practical benefit. Sea conditions, wildlife activity, and the needs of your group can affect which areas make sense on the day. The crew can use its local understanding of the coast and marine life to guide the plan.

You may spend time snorkeling at one location, then move to a second area for a different view of the underwater world. The appeal is variety without the feeling of racing through a long checklist. At the same time, the lack of named snorkeling sites means you cannot choose this charter for one specifically advertised bay or reef.

The experience is best suited to people who care more about having a private boat and a flexible plan than checking off a famous place by name. If a particular snorkeling site is your top priority, ask about the planned destinations before you go.

The crew’s local knowledge also adds useful context while you are on the water. They know the Big Island’s marine life and history, so the outing is not simply a boat ride followed by an equipment handoff. Brian and Trip are specifically associated with the charter, and families have found the crew warm and attentive.

Marine life possibilities, from fish to manta rays

10 Passenger Max Customizable Private Charter - Marine life possibilities, from fish to manta rays

The Big Island’s water is the star of this trip, but wildlife is never a guaranteed part of any ocean outing. You might see plenty of fish, and one family saw manta rays along with a super pod of hundreds of dolphins. Those are remarkable encounters, but they should be treated as fortunate conditions, not promises built into the booking.

That distinction matters when you compare this charter with other snorkeling options. The crew can take you to favored areas and make sensible choices based on conditions, but it cannot control where dolphins swim or when manta rays appear.

Manta rays are one of the most memorable possibilities mentioned for this outing. Dolphins are another. A large pod moving near the boat can turn a normal morning into a major highlight, yet you should book because you want time on the ocean, not because you expect a specific animal.

I appreciate that the boat’s design supports this sort of wildlife watching. Forward-facing seats let you keep an eye on the water during the ride, while the shade helps you stay comfortable between snorkeling sessions. Bring your attention and your sense of timing. Marine encounters can appear quickly and disappear just as fast.

Why the private format works well for families

10 Passenger Max Customizable Private Charter - Why the private format works well for families

This charter has a clear family advantage. A private boat gives parents more freedom to manage the pace, and the crew can adjust the adventure around the group’s requests. One family brought children ages four, five, and seven, and the crew treated them with unusual care.

That does not mean every young child will find the boat ride or snorkeling easy. The tour information says most people can participate, but it does not provide detailed age, swimming, or flotation requirements. If you have very young children or non-swimmers, contact the operator before booking and ask what support is available.

The private setting can also reduce the pressure that comes with a shared schedule. You are not asking a large group to wait while a child needs a break, nor are you forced to return the moment one person is ready. The outing remains a boat charter, so the crew still has to work within marine conditions and the four-hour schedule, but the atmosphere is more personal.

Families are not the only good match. Friends who want a relaxed day together, multigenerational groups, and small celebrations can all benefit from the arrangement. The boat holds up to 10, making it a useful option when a standard two-person excursion would require several separate bookings.

Same island, a different kind of day:

What comes with the $1,615.68 price

10 Passenger Max Customizable Private Charter - What comes with the $1,615.68 price

The cost is $1,615.68 per group, for up to 10 people. That is a substantial total, but it includes the boat, crew, snorkeling equipment, towels, drinks, and snacks. The value depends almost entirely on how many people share the charter.

At the maximum group size, the listed cost works out to about $161.57 per person. With five people, it is about $323.14 each. For a couple, the total becomes far harder to justify unless the privacy and custom plan are your main priorities.

The included supplies keep you from having to organize the basics. You receive bottled water, Hawaiian juices, GingerAle, snorkeling equipment, towels, chips, and cookies. The description says no soda pop, so do not count on a standard cola selection. If someone in your party has specific dietary needs, bring suitable food or check with the operator first, since the included snacks are described only as chips and cookies.

The price also buys time and control. On a shared excursion, you usually pay for a seat within someone else’s timetable. Here, the group has a private vessel and a route that can respond to requests. That is the part of the cost I would focus on when deciding if it is worthwhile.

One family booked a shorter morning window from 9:00 to 11:30 and received extra time at no additional cost. That is encouraging, but you should not assume every departure will be extended. The standard duration is approximately four hours, and any extra time depends on the crew and conditions.

Boat comfort, gear, and the four-hour rhythm

10 Passenger Max Customizable Private Charter - Boat comfort, gear, and the four-hour rhythm

A four-hour charter is long enough to make two snorkeling stops feel worthwhile without taking up an entire day. You will have time for the boat ride, water stops, and breaks, but the exact balance depends on the locations selected and your group’s pace.

The shade is one of the most useful features. Hawaii’s sun can wear you down even when you are excited to be in the water. You should still use sun protection and bring any personal items you need, but a shaded section gives you a place to recover between activities.

Forward-facing seats are another small comfort that becomes important on a moving boat. They make it easier to look ahead and settle in during transit. The RHIB format also keeps the boat focused on getting your group to the snorkeling areas rather than offering a broad range of onboard amenities.

Snorkeling equipment is included, as are towels. That simplifies packing and avoids a separate rental stop. Since equipment fit can vary from person to person, you may still want to ask how masks and fins are sized if anyone in your party is particular about fit.

The return is to the same Honokohau Marina meeting point. That makes the charter easy to combine with the rest of a Kailua-Kona day, though the information provided does not give a precise check-in time or parking instructions. Confirm those details when you book.

Weather, cancellation, and planning around the ocean

10 Passenger Max Customizable Private Charter - Weather, cancellation, and planning around the ocean

This experience requires good weather. If poor weather causes cancellation, you can choose another date or receive a full refund. That is a fair policy for an ocean trip, where safety and water conditions matter more than keeping a fixed schedule.

You can cancel for a full refund up to 24 hours before the start time. A cancellation within 24 hours is not refunded, and changes made within that period are not accepted. The cut-off uses local Hawaii time, so keep that in mind if you are booking from another time zone.

I would avoid placing this charter on the final morning of your trip. A weather change could force you to rearrange plans, and a buffer day gives you a better chance of moving the outing if needed. Confirmation arrives at booking, and the activity is near public transportation, though no exact transport directions are supplied.

The charter is listed as suitable for most people. That is helpful, but not the same as a detailed accessibility statement. Ask ahead about mobility limits, swimming ability, young children, and any medical concerns that could affect a boat and snorkeling activity.

Who should book this Kailua-Kona charter

10 Passenger Max Customizable Private Charter - Who should book this Kailua-Kona charter

I would recommend this boat most strongly to a group of six to ten people that wants privacy, flexibility, and a marine outing built around its own pace. Families with children may appreciate the crew’s willingness to shape the day around requests. Friends can split the group cost and turn the boat into a shared half-day plan.

It is also a good choice if the boat itself matters to you. The shade, forward-facing seats, included gear, and practical food and drinks remove several small hassles. You can arrive at the marina and focus on the water.

I would be more cautious if you are a couple or a very small group. The full group price remains the same, so a smaller party pays a much higher individual rate. I would also choose another option if you need a specific named snorkeling location or a guaranteed manta ray encounter.

The five-star feedback is strongest on three points: the crew’s treatment of families, the private customization, and the quality of the wildlife encounters when conditions cooperate. Brian and Trip receive direct praise for making the outing special. The exceptionally positive experiences are real, but the ocean can still be unpredictable.

FAQ

How long is the private charter?

The charter lasts approximately four hours.

Where does the experience begin and end?

It begins at Hawaii Marine Life Charters, Honokohau Marina Slip G-8, Kealakehe Parkway, Kailua-Kona, Hawaii 96740. The activity ends back at the same meeting point.

How many people can join the charter?

The private charter is for up to 10 people.

What type of boat is used?

You ride aboard a 31-foot Ocean Craft RHIB with shade and forward-facing comfortable seats.

Are snorkeling equipment and towels included?

Yes. Snorkeling equipment and towels are included.

What food and drinks are provided?

The charter includes bottled water, Hawaiian juices, GingerAle, chips, and cookies. Soda pop is not included.

What happens if the weather is poor?

If poor weather causes cancellation, you can choose a different date or receive a full refund. You can also cancel up to 24 hours before the start time for a full refund. Cancellations within 24 hours are not refunded.

Should you book this private Big Island boat trip?

Book it if you can fill much of the 10-person capacity and want a private, flexible day on the water. The strongest reasons are the shaded RHIB, two snorkeling areas, included equipment and snacks, and a crew that can tailor the outing to your group.

Think twice if you are booking for only one or two people, need a named snorkeling site, or would be disappointed without manta rays or dolphins. Wildlife is possible, not guaranteed. For a full family or friend group, though, the $1,615.68 price buys privacy, useful comfort, and a better chance to shape the morning around the people you came with.

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