Reviewed · TWO-TANK BOAT DIVES
2-Tank Daytime Scuba Dive Boat Trip
Kona’s best feature is below the surface: clear water, broad reefs, sea turtles, dolphins, rays, eels, octopus, and schools of fish. This two-tank boat trip gives you two chances to see it, with certified instructors or Divemasters guiding each group. One especially nice touch is the close in-water supervision. A group of about 12 divers was split among guides in teams of four, giving each team plenty of help.
I like the well-organized boat routine and the chance to see very different sea life in a single morning. I also like that lunch and snorkeling equipment are included, while certified staff can help less experienced divers feel at ease. The main drawback is that the boat may feel crowded when all 24 places are filled, and scuba gear rental costs extra.
Key points to know before booking

- Two guided underwater sessions: You get two tanked descents rather than a single short outing.
- Small in-water teams: Groups of about four may be assigned to one Divemaster, even when the boat carries more people.
- Sea life can be varied: Dolphins, turtles, manta rays, angel fish, eels, and octopus have all been seen.
- A good choice after certification: Less experienced certified divers can receive close support from staff such as Toby.
- Lunch and snorkeling gear included: Scuba equipment is available to rent, but it is not part of the listed price.
- Morning schedule: Meet at 8:30 a.m. at Jack’s Diving Locker for an outing of about five and a half hours.
Two Kona boat sessions in one morning

This is a focused way to see Kona from the water without giving up your entire day. You meet at Jack’s Diving Locker, 74-381 Kealakehe Parkway, Suite C, in Kailua-Kona at 8:30 a.m. From there, the crew handles the boat outing and returns you to the same meeting point.
The plan is simple: two guided scuba descents, with a light lunch during the trip. That format works well for you if you want a full morning on the water but still have afternoon plans. It also gives you two chances to settle into the conditions. The first session lets you get comfortable with the boat, current, equipment, and guide signals. The second gives you a better shot at spotting animals or enjoying a site that suits your interests.
The exact sites are not named in the available details, so you should not book this expecting one guaranteed reef, arch, or animal encounter. Kona’s underwater conditions change, and the crew needs room to choose suitable locations. That flexibility is useful, but it also means the day’s exact route remains open.
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What the boat setup means for you

The listed maximum is 24 people. That is not a tiny private outing, and the boat may feel busy during equipment setup and entry. Still, the in-water arrangement matters more than the total number aboard. A group of roughly 12 divers was divided into teams of about four, each with a Divemaster. That gives you a more personal experience once you are below the surface.
The crew also uses a system for getting people in and out of the water. You may find the boat crowded at those moments, especially if every place is filled, but an organized process keeps the movement manageable. I would treat this as a practical group boat, not a quiet charter for two or four people.
Staff include certified Scuba Instructors or Divemasters. That is especially helpful if you hold a newer certification or have not been underwater for a while. One diver singled out Toby for making an inexperienced pair feel comfortable during the two-tank outing. You should still be ready to manage your own certification skills, but you will have professional support close by.
Clear water and a wide range of sea life
Kona is known for clear water and volcanic underwater formations, and this outing makes those features the main event. The underwater setting has included a large reef, an arch, and close encounters with animals such as dolphins, turtles, manta rays, eels, and octopus.
The variety is part of the appeal. You are not signing up only for a turtle search or a guaranteed manta encounter. One session might bring a broad view of the reef, while another could focus on rock formations or a swim-through feature such as an arch. Angel fish and schools of fish add smaller, busier moments to the larger animal sightings.
No animal encounter is promised, and the crew cannot control sea conditions. That is worth keeping in mind if a particular species is your main reason for booking. The better approach is to expect a strong chance of seeing marine life in a clear Kona setting, while treating dolphins, rays, and octopus as welcome surprises.
The reported sightings are impressive, but the supervision may be just as important. Close guide coverage helps you enjoy the scenery instead of spending the whole session worrying about navigation or staying with the group. If you are newly certified, that support can make the morning feel far less stressful.
Lunch, snorkeling gear, and scuba equipment

A light lunch is included. That may sound minor, but it matters after two sessions in the water. You can expect a basic meal rather than a full restaurant spread, so plan your expectations accordingly.
Snorkeling equipment is also included. This gives you some flexibility if you are traveling with someone who does not scuba, or if you prefer to spend part of the trip at the surface. The details say to contact the operator about uncertified people and snorkelers joining, so do that before booking rather than assuming every non-certified participant can simply board.
Scuba gear rental is available, but it is not included in the $228.42 price. Check the rental cost when you reserve so you know your true total. If you bring your own equipment, confirm what the operator needs from you at booking. The included snorkeling equipment should not be confused with a full scuba kit.
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Who will get the most from this outing
This trip suits certified scuba divers at all experience levels. A confident diver may appreciate the chance to visit two Kona sites in one morning, while a newer diver can benefit from the guidance and smaller in-water teams.
It is also a good fit if you want a boat-based morning rather than a shore entry. You avoid spending time walking into the water with a full kit, and the boat can reach sites along the Kona coast. The tradeoff is that you must be comfortable with boat procedures, group timing, and getting in and out with other people nearby.
I would also consider it for a mixed group, but only after contacting Jack’s Diving Locker. The operator specifically invites questions about uncertified people and snorkelers joining. That suggests options may exist, but the available information does not spell out the rules, pricing, or exact arrangements.
This is less suited to anyone looking for a private, highly customized trip. With up to 24 people aboard, the morning follows the crew’s schedule. You get professional supervision and a straightforward plan, not a personal itinerary built around your preferred animal or site.
Is $228.42 a fair price?

At $228.42 per person, the price is best judged as a package for a half-day boat outing, not simply as the cost of time underwater. You are paying for two guided sessions, boat transport during the activity, certified staff, lunch, and snorkeling equipment.
The value improves if you need close help from a guide or want two separate chances to see Kona’s reefs. A single session can feel short once you account for preparation and surface time. Two sessions give the morning more substance and make the boat ride worthwhile.
The price is less attractive if you already own equipment and mainly want a quick, inexpensive outing. Scuba rental is extra, and the light lunch is useful but not a major part of the value. Add any rental costs before comparing this with other Kona options.
The 96 percent recommendation rate and 4.8 rating from 26 reviews suggest strong satisfaction, but the sample is not huge. I would place more weight on the repeated practical strengths: attentive crew, good organization, small in-water teams, and confidence-building help for newer certified divers.
Timing, fitness, and weather

The start time is 8:30 a.m., and the total activity lasts about five hours and 30 minutes. The end point is the same Jack’s Diving Locker meeting location. Keep the full morning open, since preparation, boat movement, two sessions, lunch, and return time all fit inside that window.
You should have a moderate level of physical fitness. Scuba equipment, boat movement, entries, exits, and time in the water all require steady mobility and comfort with physical activity. The available details do not provide specific accessibility information, so contact the operator before booking if you have mobility concerns.
Good weather is required. If conditions force a cancellation, you are offered another date or a full refund. That policy protects you from losing the full price when the sea is not suitable, but it can affect a tightly packed holiday schedule.
For ordinary cancellations, you receive a full refund if you cancel at least 24 hours before the local start time. Cancellations or changes made less than 24 hours ahead are not refunded or accepted. Set a reminder before that cut-off if your plans may shift.
Practical booking advice

Bring your certification information and ask about scuba gear rental before you arrive. The experience is for certified divers, and the operator needs to know in advance about uncertified people or snorkelers.
If you are newly certified, tell the crew when you check in. The staff can then understand your comfort level and provide the right amount of attention. Toby’s support with less experienced divers shows why speaking up is useful.
Expect a group outing, even if the underwater teams are small. You may share the boat with up to 23 other people, and getting equipment on and off can take some coordination. The system is designed to keep things moving, but you will need patience during the busy moments.
The mobile ticket and English-language operation keep booking simple for English speakers. Confirmation arrives at booking, so check the meeting address and 8:30 a.m. start time before the morning of the trip.
Should you book this Kona scuba trip?
I would book this if you are certified, want two guided sessions, and value skilled supervision over a private boat. The strongest reasons are the small in-water teams, the wide range of possible sea life, and the calm support available to newer divers.
I would pause if you dislike group boats, need a guaranteed animal encounter, or are trying to keep the final price low after equipment rental. Also contact the operator first if your party includes snorkelers or uncertified people.
For most certified visitors who want a practical half-day on Kona’s clear water, this is a well-balanced choice. You get two chances below the surface, lunch, snorkeling gear, and professional guidance without giving up the rest of the day.
FAQ
Where does the scuba boat trip begin?
It begins at Jack’s Diving Locker, Harbor Store and Boat Trips, at 74-381 Kealakehe Parkway, Suite C, Kailua-Kona, Hawaii 96740.
What time should I arrive?
The stated start time is 8:30 a.m.
How long does the activity last?
The outing lasts approximately five hours and 30 minutes.
How many scuba sessions are included?
The experience includes two guided scuba sessions.
Is lunch included?
Yes. A light lunch is provided.
Is snorkeling equipment included?
Yes. Use of snorkeling equipment is included.
Is scuba equipment included?
No. Scuba equipment is available to rent, but rental is not included in the listed price.
Do I need to be certified?
The experience welcomes certified scuba divers of all levels. You should contact the operator about options for uncertified people.
How many people can join?
The maximum group size is 24 people.
What happens if bad weather cancels the trip?
You are offered a different date or a full refund if poor weather causes cancellation.
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