Big Kahuna Water Sports

Located in the heart of Hawaii Kai, Big Kahuna Watersports has been a trusted hub for ocean adventures for over two decades. Specializing in guided scuba diving experiences, the shop caters to divers of all levels, from beginners looking to take their first plunge to seasoned divers exploring Hawaii’s rich underwater landscapes.

Offering a range of PADI certification courses, private charters, and eco-conscious dive tours, Big Kahuna Watersports ensures every dive is safe, educational, and unforgettable. With access to some of the most vibrant coral reefs and marine life in Oahu, your diving experience with

Big Kahuna will leave you with a deep appreciation for Hawaii’s underwater beauty. Whether you're interested in shore dives, boat dives, or custom adventures, Big Kahuna Watersports has something for every ocean lover.