Welcome to Underwater Oahu

Hawaii’s multiple award-winning scuba diving company.

Come explore a world of vivid turquoise waters, abundant with beautiful corals, teeming with an amazing variety of colorful reef fish. Explore wrecks, lava tubes, caverns and coral reefs where dolphins, spotted eagle rays, turtles and tropical fish are your dive companions.

Try Scuba Diving

Curious about scuba diving but not sure if you’ll like it?
Come with us on an underwater adventure and see what is so special about the underwater world.
Afterward, if you decide to become a certified open-water scuba diver, we can complete your training in as little as three days.
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Become a Certified Scuba Diver

Underwater Oahu can get you qualified and certified.
You’ve heard the call of the ocean and you’ve decided that you want to get your open water scuba certification in Hawaii.
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Military Programs

Explore our Military Programs G.I. Bill® and SkillBridge
Dive into your future with NAUI! Use your G.I. Bill® for a NAUI Dive pro internship at 75 VA approved centers worldwide. Explore 5,000 positions and potential job opportunities. Take action now!
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Why Divers Choose Us Again and Again

The whole time you are diving with us our focus is on you- we want to make sure you are comfortable at all times so you can enjoy all the wonderful things there are to see underwater. This is why our divemasters and instructors pay a lot of attention to you.

We may not be the biggest Oahu scuba diving company, but we continually strive to be the best! Come along and find out why divers keep coming back to dive with us!

Whatch the video to see some of the exciting things you can experience with Mike and his team


Need an excuse to go Diving?

Join our dive club and expand your diving experience! Meet new friends and dive buddies and share your love of scuba diving! Members save BIG on scuba gear purchases, equipment rentals and boat diving. Click the button for more details about becoming a member of our dive club!
Join Us

Interested in joining the Dive Club?

Let's Chat about Diving