Reviewed · OAHU TURTLE SNORKELING TOURS

Private 5Hrs Island Tour with 2Hrs Sail and Snorkel with Turtles

★ 5.0 · 3 reviews 8 hours (approx.) Operated by Custom Island Tours · Bookable on Viator
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The best part of this Oahu outing is the combination of private island touring and a two-hour sail. You can shape the five-hour drive around your group, then head out by boat toward Diamond Head for snorkeling at Turtle Canyon, where sea turtles and schools of fish may be close by.

I like two things right away: you are not locked into a rigid sightseeing bus schedule, and the boat trip gives the day a calm change of pace. Guides Carey and JP have helped make the day personal, from answering questions about Hawaiian words and island life to finding local food stops and assisting less confident swimmers.

The main drawback is the long eight-hour commitment. The price is also $1,100 per group of up to five, so this makes the most sense for a family or small group that will use the private format. Weather can also affect the sailing and snorkeling portion.

Key points to know before booking

Private 5Hrs Island Tour with 2Hrs Sail and Snorkel with Turtles - Key points to know before booking

  • Five hours of customizable island touring: You can choose some of your stops instead of following a fixed bus route.
  • Two hours on a sailboat: The boat heads toward Diamond Head and back before snorkeling at Turtle Canyon.
  • Sea turtles are possible, not guaranteed: Past outings have included large turtles, hundreds of fish, and quieter snorkeling conditions.
  • Private service for up to five people: Your group rides and tours together, with pickup at your hotel valet area or an equivalent spot.
  • Carey and JP bring different strengths: Carey is praised for flexibility and local food suggestions, while JP is noted for answering questions across history, wildlife, and Hawaiian pronunciation.
  • A full day with real variety: You get coastal lookouts, an island drive, Honolulu views, sailing, and time in the water.

Why this private Oahu day works so well

Private 5Hrs Island Tour with 2Hrs Sail and Snorkel with Turtles - Why this private Oahu day works so well

Oahu is easy to underestimate. On a map, the island looks manageable, but its best sights are spread between Honolulu, the southeast coast, the North Shore, and the interior hills. A private vehicle helps you cover more ground without spending the day waiting for a large group.

This experience gives you five hours for the road portion, with the freedom to choose some stops. That matters if your group has mixed interests. You can spend more time on scenery, add food stops, ask for local context, or keep moving so you reach the boat on time.

I also like the balance between activity and rest. The first part is a sightseeing drive with several short stops. The final two hours shift to open water, sailing, and snorkeling. That rhythm keeps the day from feeling like one long sequence of roadside lookouts.

The private setup is especially useful for families. A group with teenagers, adults, and a two-year-old can set a pace that suits everyone better than a standard public tour. It is also easier to pause for food or adjust the drive when someone needs a break.

Still, this is not a casual two-hour excursion. You are committing most of a day, and the schedule must connect the land portion with the sailing departure. If your group prefers slow mornings or a single neighborhood at a time, this may feel too packed.

More turtle snorkel trips off Honolulu:

Halona Blowhole and the southeast coast

Private 5Hrs Island Tour with 2Hrs Sail and Snorkel with Turtles - Halona Blowhole and the southeast coast

The day begins with a short stop at Halona Blowhole, where waves force seawater through a hole in the rock. When conditions are right, the water shoots upward in a quick burst. It is a simple stop, but a memorable one because the sight depends on the sea rather than machinery or a formal attraction.

Allow about 20 minutes. That is enough for a look and photographs, but not enough for a long walk or a leisurely beach visit. You will also see the beach associated with the famous love scene from From Here to Eternity, which adds a bit of film history to the coastal view.

I would treat the blowhole as a quick coastal introduction, not the main event. Its display changes with the waves, so you may see a strong plume or a quieter patch of water. The value here is the combination of natural force, ocean views, and a recognizable movie location without an admission fee.

Makapu‘U Point and Rabbit Island views

Private 5Hrs Island Tour with 2Hrs Sail and Snorkel with Turtles - Makapu‘U Point and Rabbit Island views

Next comes Makapu‘U Point, another short stop of about 20 minutes. From this lookout, you can see much of Oahu’s east coast, including Rabbit Island. The view gives you a useful sense of the island’s shape and the exposed Pacific coast.

This is a viewpoint stop rather than a full hike. The tour description allows 20 minutes, so you should expect time to look out, take pictures, and hear some explanation from your guide. If you want a long walk at Makapu‘U, confirm how that would fit with the boat schedule before booking.

I like this stop because it gives the drive a clear visual anchor. Halona Blowhole shows the power of the sea at close range. Makapu‘U lets you step back and see the coast in one broad sweep. Together, they make a good opening before the longer customized drive.

Five hours to shape your own Oahu route

Private 5Hrs Island Tour with 2Hrs Sail and Snorkel with Turtles - Five hours to shape your own Oahu route

The five-hour Grand Circle Island portion is the heart of the land tour. It is not simply a transfer to the marina. You have a guide who can adjust the route and let your group choose where to stop, as long as the schedule still gets you to the sailing portion.

That flexibility is worth more than it may first appear. If your group is curious about Hawaiian history, wildlife, food, or local place names, you can ask questions as you go. JP, one of the named guides, has been able to handle questions about history, fauna, and Hawaiian pronunciation. That kind of broad local knowledge can turn a drive into a useful introduction to Oahu.

Carey brings a different practical strength. The experience connected with Carey included flexible pickup timing, many scenic stops, and chances to sample local food. Food suggestions can be especially helpful on a full island day, when a quick local bite may be more satisfying than a generic stop near the hotel.

The exact custom route is not specified, so do not book this expecting a guaranteed list of every famous point on Oahu. Ask the operator what can fit on your date and how the five-hour road schedule connects with the boat departure. The flexibility is a major benefit, but it also means your final route depends on timing, weather, and your group’s priorities.

Tantalus Lookout and Honolulu from above

Private 5Hrs Island Tour with 2Hrs Sail and Snorkel with Turtles - Tantalus Lookout and Honolulu from above

Tantalus Lookout at Puu Ualakaa State Park sits about 1,000 feet above Honolulu. From here, you get broad views over Waikiki and the rest of Honolulu.

This stop works well late in the sightseeing portion because it helps you understand the city from above. Waikiki can seem like a wall of hotels when you are at street level. From Tantalus, the relationship between the city, the coast, and the surrounding hills becomes much clearer.

The planned stop is about 20 minutes and admission is free. That keeps the schedule moving, but it also means this is a quick viewpoint rather than a long park visit. I would save a little camera space for this stop, especially if your group enjoys city views more than roadside attractions.

Sailing toward Diamond Head

The final major portion lasts two hours and takes place on a sailboat. The boat sails out toward Diamond Head and back before you swim or snorkel at Turtle Canyon.

This is where the day changes character. After several hours in a van, the open water gives you room to relax. You are no longer looking at Oahu through a windshield or from a roadside pullout. The coastline becomes something you see from offshore, and Diamond Head takes on a different shape from the sea.

The sailing time is also useful for groups with different energy levels. Someone who wants to rest can focus on the boat ride, while others can prepare for time in the water. A two-year-old or a less confident swimmer may appreciate the slower pace, although the provided information does not specify flotation equipment, water access arrangements, or age rules. Ask those questions before booking if they matter to your family.

The captain may choose a time when the snorkeling area is quieter. One outing was timed so the site was nearly empty, which made the water experience more comfortable. You should not treat that as a guarantee, but the possibility is one reason a private schedule can be valuable.

Turtle Canyon and the chance to see turtles

Turtle Canyon is the day’s main draw for anyone who wants to snorkel with sea turtles. The experience includes swimming or snorkeling in the area, and past groups have seen large turtles along with hundreds of fish.

The key word is chance. Wildlife encounters cannot be promised. You may see turtles, fish, or both, but conditions and animal movements vary. Even so, the tour gives you a reasonable amount of time, with two hours allocated for the sail and water portion rather than a rushed stop from shore.

This can suit a mixed-ability group better than an outing built only around serious snorkeling. One participant with little snorkeling experience and weak swimming ability was still able to see two turtles and enjoy the time in the water. That does not mean every swimmer will feel equally comfortable, so be honest about your ability when arranging the tour.

If your main goal is turtle viewing, tell the operator that when you book. The guide and captain can then understand what matters most to your group, even though they cannot control wildlife or sea conditions.

What the $1,100 group price really buys

Private 5Hrs Island Tour with 2Hrs Sail and Snorkel with Turtles - What the $1,100 group price really buys

The listed price is $1,100 for up to five people. That is a high total for a day out, but the per-person cost changes sharply with group size:

  • Two people: $550 each
  • Three people: about $367 each
  • Four people: $275 each
  • Five people: $220 each

For five people, the price is easier to justify because it covers a private vehicle, a guide, a customized five-hour route, and a two-hour boat and snorkeling experience. You also avoid splitting your day between separate land and sea bookings.

For two people, this becomes a luxury purchase. You are paying for privacy, flexibility, and convenience rather than the lowest possible price. If you mainly want to snorkel with turtles, a smaller water-only outing may be more economical, though this experience offers far more sightseeing.

I see the strongest value for families and friend groups who would otherwise book several activities. You get pickup, an English-speaking guide, private participation, scenic stops, local food possibilities, and time on the water in one long day. The value is weaker if your group will not use the custom route or if some people plan to skip the boat.

Pickup, timing, and physical demands

Pickup is offered at the valet area of your hotel, or an equivalent place in front of the hotel. Look for a van marked Custom Island Tours. The stated operating hours are 10:00 AM to 6:00 PM, from April 16, 2025 through November 27, 2026.

Because the total duration is about eight hours, wear clothing that works for both sightseeing and water activity. The tour requires a moderate level of physical fitness. You should be ready for a full day in a vehicle, short sightseeing stops, and participation in swimming or snorkeling if you choose to enter the water.

The supplied details do not state whether towels, snorkel equipment, food, drinks, or flotation devices are included. Ask about those items before you go. The admission ticket is included for Turtle Canyon, while the land stops do not charge admission.

Confirmation comes when you book, and the experience is available in English. It is also near public transportation, though the included pickup makes a separate transfer unnecessary for hotel-based participants.

Weather, cancellations, and the best type of group

Good weather is required. If poor conditions cancel the experience, you can choose another date or receive a full refund. You can also cancel for a full refund if you do so at least 24 hours before the start time. Changes or cancellations inside that 24-hour window are not accepted, and the amount paid is not refunded.

I would book this for a group that wants variety and values personal attention. Families with older children or teens should find plenty to hold their interest. A group with one young child can also make it work, especially because a private guide can adjust the day more easily than a public bus tour.

This is less suitable for anyone wanting a relaxed beach day, a guaranteed turtle encounter, or a tightly defined list of every Oahu sight. The route is flexible, but that flexibility requires communication. Tell Custom Island Tours what your group cares about, then confirm the timing and water details.

Should you book this private Oahu tour?

Book it if you have three to five people, want to see several sides of Oahu in one day, and like the idea of mixing scenic drives with a gentle sailing outing. The combination of Halona Blowhole, Makapu‘U Point, Tantalus, a customized island route, Diamond Head views, and Turtle Canyon gives you a broad first look at the island.

I would be especially inclined to book for a family with mixed interests. Carey’s flexible approach and local food suggestions, along with JP’s ability to answer questions about island culture, wildlife, and Hawaiian words, add substance beyond simple transportation. The past turtle sightings are encouraging, but you should book for the overall experience, not a guaranteed animal encounter.

Skip it if $1,100 feels too steep for your group, if you dislike full-day schedules, or if you want to spend your time in one part of Honolulu. For the right group, though, the private format makes the price easier to understand: you are buying a whole day that can be shaped around your own pace.

FAQ

How long does the experience last?

The tour lasts approximately eight hours. About five hours are set aside for the customized island drive, and two hours are spent sailing and snorkeling, with short sightseeing stops included.

How many people can join the private tour?

The price covers a private group of up to five people. Only your group participates in the activity.

Where does hotel pickup take place?

Pickup is at the valet area of your hotel, or an equivalent area in front of the hotel. Look for a van marked Custom Island Tours.

What can I see at Halona Blowhole?

You can see waves force seawater through a hole in the rock, sometimes sending water upward. The nearby beach was used for a famous love scene in the film From Here to Eternity.

What views are available at Makapu‘U Point?

Makapu‘U Point offers views along much of Oahu’s east coast, including Rabbit Island.

Does the tour include snorkeling with turtles?

Yes. The two-hour sailing portion includes time to swim or snorkel at Turtle Canyon, where you may see sea turtles and fish.

Is the route fixed?

No. The five-hour island drive can be customized, so your group can choose some places to stop. The route must still fit the schedule for the sailing portion.

What happens if bad weather cancels the tour?

You can select a different date or receive a full refund if the experience is canceled because of poor weather. Free cancellation is also available when you cancel at least 24 hours before the start time.

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