Dive into an unforgettable underwater adventure on Oahu’s beautiful Maunalua Bay. Cruise past the iconic Diamond Head Crater aboard a comfortable power catamaran before descending beneath the surface on your own self-propelled electric submarine scooter. Glide effortlessly through clear blue waters as colorful tropical fish, Hawaiian green sea turtles, and other marine life surround you in their natural habitat.
Your expert guide will accompany you every step of the way, making this one of Oahu’s most unique and beginner-friendly ocean experiences, no scuba or snorkeling experience required. With small-group tours limited to 30 people, you’ll enjoy a safe, personalized, and eco-friendly adventure that showcases the best of Hawaii’s underwater world.
✓ Submarine Scooter Adventure✓ Non-Alcoholic Beverages✓ All necessary equipment✓ Snacks✓ Wetsuit top and snorkel gear✕ Hotel pickup and drop-offActivity Schedule
2 h
Please arrive 30 minutes before departure and bring a valid photo ID for check-in.
Begin your adventure at 7192 Kalanianaole St, Ste. E111, where you’ll board a 50-foot (12-meter) power catamaran and set out across the stunning waters of Maunalua Bay. As you cruise, take in views of Diamond Head Crater, the Koolau Mountain Range, and Koko Crater.
Upon reaching your dive location with crystal-clear water, your guide will provide a safety briefing and demonstrate how to operate your self-propelled electric submarine scooter. This eco-friendly scooter experience offers a fun and effortless way to explore Hawaii’s underwater world up close.
Follow your guide beneath the surface and glide among colorful tropical fish, coral reefs, and graceful green sea turtles. After your 20-minute underwater adventure, you’ll have time to swim, snorkel, and relax on the boat’s shaded deck. Enjoy complimentary snacks and beverages as your guide shares stories about the island’s natural and cultural history.
Your two-hour tour concludes with the opportunity to purchase professional photos or video footage of your dive, an unforgettable memento of your Oahu experience.
Koko Marina Center Maunalua Bay Beach Park Diamond Head State Monument
Mobile or paper ticket accepted. One per booking
Check-in time is 30 min. prior to departure.
Please check-in at our office at 7192 Kalanianaole Hwy, Suite E111.
We are located in the Koko Marina Shopping Center, behind Kokonuts Shave Ice and next to Kona Brewing Company. Parking is free. You may park anywhere in the shopping center.
Check-in time is 30 min. prior to departure.
Please check-in at our office at 7192 Kalanianaole Hwy, Suite E111.
We are located in the Koko Marina Shopping Center, behind Kokonuts Shave Ice and next to Kona Brewing Company. Parking is free. You may park anywhere in the shopping center.
End point
This activity ends back at the meeting point.
Public transportation options are available nearby Not recommended for pregnant travelers Not recommended for travelers with poor cardiovascular health Suitable for all physical fitness levels Minimum age is 10 years old and minimum height is 4 feet (1.2 meters) tall Please wear a swimsuit. Please bring a towel and sunscreen Minimum numbers apply. There is a possibility of cancellation after confirmation if there are not enough passengers to meet requirements. In the event of this occurring, you will be offered an alternative or full refund. Maximum weight is 350 lbs. Maximum height is 6'8". Waiver is required prior to adventure and participant must have no previous medical conditions; minors must have waiver signed by parent or legal guardian. CHECK-IN TIME IS 30 MINUTES BEFORE DEPARTURE. MUST BRING PHOTO ID FOR CHECK-IN. The boat leaves PROMPTLY at departure time. * Minors must be accompanied by a paying adult. Arrive 30 minutes prior to your scheduled departure time for check-in. Bring a valid photo ID, swimsuit, towel, and sunscreen. Waiver required; minors need a parent or guardian's signature. The boat departs promptly at the scheduled time. Consider purchasing photos or video to remember your dive. If you cancel at least 3 full day(s) before the scheduled departure time, you will receive a full refund.
If you cancel within 3 day(s) of the scheduled departure, you will receive a 0% refund.
Product code: 5824SCOOT
Activity offered by Island Water Sports Hawaii, Inc. via Viator.
WizardTrip Help Center Adventurers aged 10 and above Individuals seeking unique ocean experiences Travelers interested in marine life Beginners with no diving or snorkeling experience Explore Hawaii's underwater world on a unique submarine scooter. Cruise past iconic landmarks like Diamond Head Crater. Guided tour with no prior experience needed. Small group tours for a personalized experience. See colorful fish, sea turtles, and coral reefs.
Population 976,372 (2012)
Currency United States dollar
Driving on the right
Power plugs A, B · 120 V
Emergency number 911
Capital city Washington, D.C. Average temperatures 23° Jan 23° Feb 23° Mar 24° Apr 25° May 25° Jun 26° Jul 26° Aug 26° Sept 26° Oct 25° Nov 24° Dec Sources: Wikidata; climate: NASA POWER, 2001-2025 averages.
What is the minimum age and height requirement for this activity? + The minimum age is 10 years old and the minimum height is 4 feet (1.2 meters) tall. Minors must be accompanied by a paying adult.
Do I need any prior experience for the submarine scooter adventure? + No scuba or snorkeling experience is required. An expert guide will accompany you and provide all necessary instructions.
What should I bring with me? + Please wear a swimsuit and bring a towel and sunscreen. A valid photo ID is required for check-in.
What happens if the tour is cancelled due to weather or insufficient participants? + If the tour is cancelled due to bad weather or insufficient participants, you will be offered an alternative or a full refund.
What is the cancellation policy? + You will receive a full refund if you cancel at least 3 full days before the scheduled departure time. No refund is given for cancellations made within 3 days of departure.
Reviews provided by Viator, written by travellers on Viator and Tripadvisor.
★★★★★ Viator review
AMAZING experience!
Kerri_R, October 2026
This was SUCH an amazing experience! Everyone we encountered was so amazing and friendly and helpful and the experience in the water was so smooth. We saw so many fish and turtles, definitely a must do if you’re on the island!
★★★★★ Tripadvisor review
Awesome experience!!!
corav411, October 2026
Hello Capt Boone!
This is Corazon from California I love my photos and video. Great job 😀
Just want to thank you all so much for a great adventure and for making sure we're safe and having fun under water!
Big thanks to Owen for assisting me at all times.
Shout out to Cole and Laie too for providing more insights about the tour.
You guys are the best and will recommend your company to our family and friends.
MAHALO!!!
Corazon
★★★★★ Viator review
So much fun!
Suzan_M, October 2026
All of the crew members were amazing. They were informative and made sure that every one of the 12 family members had the best time. I would totally recommend this.
★★★★★ Viator review
10/10 reccommend
Lisa_k, October 2026
This an incredible experience! I would absolutely do it again…10/10 recommend. The captains were so helpful and nice and made sure the experience was unforgettable.
★★★★★ Viator review
Amazing Water Excursion
Geoffrey_G, October 2026
My wife and I thoroughly enjoyed our experience. The Captain and crew did a great job and the scooter was a blast to ride. There were so many fish that we got to see and they took some amazing photos and video of our experience for us to look back on. We can't wait to come back again and bring friends with us.
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