Nii hau 3-Tank Boat Dive
Free cancellation
Up to 24 hours
Instant confirmation
Mobile ticket
Modify your booking anytime
No extra fees
Best price guarantee
No hidden fees
Custom-built boats designed for Hawaiian waters
Operates mid May through September
Runs Monday and Thursday
Full Eleven hour ocean adventure
Full-Day Hawaiian Ocean Adventure Offers Extended Exploration on Custom-Built Dive Boats
Experience the open waters of Hawai‘i on a full-day ocean adventure designed for comfort, stability, and extended exploration. Aboard custom-built boats engineered specifically for Hawaiian marine conditions, guests enjoy a smooth and secure journey across the islands’ dynamic waters. These vessels are carefully designed to provide both safety and performance, making them ideal for long-range excursions and immersive ocean experiences.
The boats serve as a reliable platform for divers and ocean enthusiasts seeking to explore Hawaii’s rich marine environment. Their stability enhances comfort throughout the day, allowing guests to fully focus on the surrounding seascapes, underwater encounters, and the natural beauty of the Pacific.
Operating seasonally from mid-May through September, this experience runs twice weekly on Mondays and Thursdays, departing early at 6:00 AM. The schedule is intentionally structured to take advantage of calm morning conditions, ensuring optimal visibility and smooth travel throughout the day.
With an approximate duration of eleven hours, the journey offers ample time for exploration, relaxation, and adventure at sea. Guests can expect a well-paced itinerary that balances active discovery with moments of rest, creating a comprehensive and rewarding Hawaiian ocean experience that showcases the region’s remarkable coastal environment.
$ 465
Contact us 24x7
This activity is managed by our trusted partner FareHarbor.
Additional taxes and fees may apply — total shown at checkout.
Select Date & Time
Select your preferred date and time from the calendar above.

Best Price
Guarantee
We won't be beaten on price!
Don't worry—we've got you covered.
If you find the same tour or attraction cheaper somewhere else, we'll match it—or beat it.
Because getting the best experience should also mean getting the best price.
apply.
Reserve with peace of mind —
Enjoy unlimited changes and full refund options.
Exceptional flexibility
Free cancellation and unlimited rescheduling leads to total flexibility while you plan your travels
24/7/365 Customer support - When you need us we are here
Lowest Price Guarantee — no other provider offers this tour for less
Full-Day Hawaiian Ocean Adventure Offers Extended Exploration on Custom-Built Dive Boats
Experience the open waters of Hawai‘i on a full-day ocean adventure designed for comfort, stability, and extended exploration. Aboard custom-built boats engineered specifically for Hawaiian marine conditions, guests enjoy a smooth and secure journey across the islands’ dynamic waters. These vessels are carefully designed to provide both safety and performance, making them ideal for long-range excursions and immersive ocean experiences.
The boats serve as a reliable platform for divers and ocean enthusiasts seeking to explore Hawaii’s rich marine environment. Their stability enhances comfort throughout the day, allowing guests to fully focus on the surrounding seascapes, underwater encounters, and the natural beauty of the Pacific.
Operating seasonally from mid-May through September, this experience runs twice weekly on Mondays and Thursdays, departing early at 6:00 AM. The schedule is intentionally structured to take advantage of calm morning conditions, ensuring optimal visibility and smooth travel throughout the day.
With an approximate duration of eleven hours, the journey offers ample time for exploration, relaxation, and adventure at sea. Guests can expect a well-paced itinerary that balances active discovery with moments of rest, creating a comprehensive and rewarding Hawaiian ocean experience that showcases the region’s remarkable coastal environment.
- Three dives
- Full site briefing
- Guide-led tour
- Light breakfast
- Snacks & drinks
- Light lunch
- Air tanks & weights
- Personal expenses
- Gratuities
Comfortable walking shoes
Weather-appropriate clothing
Sun protection recommended: hat, sunglasses, and sunscreen
Water bottle
Camera
- Travelers prone to seasickness
- Travelers with aquaphobia
- Travelers with Limited mobility impairments
- Solo travelers
- Adventure seekers
- Physically fit travelers
- Photography lovers
- Couples
Minimum participants of age 15 required
Certified divers returning after more than two years
Arrive 30 minutes before departure
Confirmation will be received at time of booking
Address will appear once location is loaded.
Type in your hotel/accommodation to see how far the attraction or departure point is.
Loading pick up points...
Activity Provider: Fathom Five Divers
