Frequently Asked Questions
These answers are based on answers previously given to Cool Hawaii customers' questions.

Explore Waikiki’s marine mysteries while diving more than 100 feet underwater in an air-conditioned, eco-friendly, battery-powered submarine! A special added bonus of this tour experience...

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...

Discover our world beneath the waves with Atlantis Submarines Kona! Our battery-powered vessels are the world’s most technologically advanced passenger submarines. A special added bonus...

All riders must be 36 inches or taller to participate/ride submarine. Dive 100 feet below the surface and experience Maui’s marine treasures off beautiful Lahaina...
These answers are based on answers previously given to Cool Hawaii customers' questions.
According to verified reviews on Cool Hawaii and TripAdvisor, the best Hawaii Submarine Tours are:
According to verified reviews on Cool Hawaii and TripAdvisor, the best kid-friendly Hawaii Submarine Tours are:
Hawaii Submarine Tours with Instant Confirmation include:
Hawaii Submarine Tours with Free Cancellation (in most cases up to 24 hours in advance of your activity date, check the specific activity page) include:
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Based on our sales data over the past year, the most popular styles of tours and activities in Hawaii are:
We guarantee the lowest price on all the activities available to book on our site. We'll refund the difference if you find the exact activity cheaper online until 48 hours before your activity starts.
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If you see a Badge of Excellence label, the award is based on average review ratings, share of bookings with a review, and number of bookings through Cool Hawaii over a 12-month period.
The importance of any one factor over any other in a sort order varies, and the balance is constantly being reviewed and adjusted. We're always updating our systems and testing new ways to refine and improve your results to make them as relevant as possible to meet your needs.

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