Use promo code: JULY4 (must book on this website) and save 10% on Hawaii Memorial Day Weekend 2026 tours, tickets, events, and things to do. Pick your tour below and use code JULY4 (savings are shown at checkout). The JULY4 Promo Code discount cannot be used with other promotions, is only redeemable on Cool Hawaii, and is a limited-time offer, so reserve your spot today while it lasts!
Hawaii 4th of July activities 10% Promo Code (Updated 2026)

Step aboard our 31’ Ocean Craft RHIB, designed for comfort, stability, and an exceptional on-water experience. With overhead shade and forward-facing seats, you’ll enjoy a...
$549.80

Want to give something back to Hawai`i? So do we! We will each donate 1.5 hours of any tour on the cause of your choice,...
$549

Our Captain and mates have travelled all over the polynesian islands to experience other whale-watching tours and have used all the information we've learned from...
$523.56

You will receive special Ocean Safety training prior to your adventure. Our two way radio helmets help us to give precise specific info as needed...
$450

3-hour Maalaea Luxury Snorkel Cruise: Escape the crowds on this intimate snorkel. Share Incredible experiences with Hawaii Nautical. Maalaea Harbor is a wonderful starting point...
$404.10

Discover the beauty of Kona's coastline aboard No Wiki, a spacious and comfortable sailing catamaran designed for relaxation and adventure. Cruise past rugged lava cliffs...
$404.10

This Road to Hana experience is all about having an easy, fun, and unforgettable day with a great guide you’ll actually enjoy spending time with....
$400

Enjoy a relaxing cruise along the North Shore of Oahu. Take in the breathtaking views of Oahu from the water where you can see Mt....
$400

Go big or go home on one of the most ambitious tours Kauai has to offer—a 90-mile ocean adventure up the Napali Coast and across...
$361.31

We are a family-owned Maui company with over 40 years of experience on Hawaiian waters. Our expert Captains and crew bring decades of combined local...
$318

Experience the Magic of Waikiki: Sunset Boat Tour Join us for an unforgettable sunset boat tour in beautiful Waikiki, Oahu! As the sun dips below...
$314.16

Why go with an overcrowded catamaran, when you can enjoy the privacy with your love one .This private tour was specifically created for Newlywed couples...
$300

A rigorous adventure is recommended for the very active. Polihale State Park to Miloli'i is a 10-mile round trip paddleA one-day 10 mile guided sea...
$295

Set sail for a once-in-a-lifetime adventure along Kauai’s iconic Na Pali Coast. This five-hour catamaran journey combines spectacular sightseeing, exciting snorkeling, and all-inclusive comfort, making...
$292.48

Picture yourself boarding Alii's newest and most elegant catamaran as the golden hues of the Maui sunset begin to paint the sky. As you step...
$289

Captain Cook’s Monument, and the legendary “Place of Refuge” are in one of the most sought-after snorkeling destinations in all the world, Kealakekua Bay. This spot...
$286.44

