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)

We provide everything you need to have a great and safe time out on the water. You'll get kayaks, seat backs, life vests, dry bags...
$82

This activity is unique because it combines two of Maui’s best ocean experiences into one trip: Molokini Crater snorkeling and bonus whale watching. Guests get...
$161

*Hawaii Ocean Project has been one of Lahaina's favorite whale watches for over a million visitors for over 30 years!* - Stay dry and move...
$70

For a one-of-a-kind Maui Sunset Cruise and cocktail dinner party aboard Pride of Maui, the most spacious and stable catamaran on Maui. Freshly prepared and...
$168

Zodiac Raft Whale Watching Adventure
The experience of watching 40 foot (12 meter) whales from a 24 foot (7 meter) Zodiac raft is something you'll never forget! Following Hawaiian Marine...
$124

Polynesian Canoe Sunset Sail
Kamoauli is a locally owned, all-wood, double-hulled, traditional sailing vessel (wa’a kaulua) offering a one-of-a-kind native Hawaiian cultural and educational experience. Come sail along the...
$250

Snorkel Adventure – Captain Cook Monument / Kealakekua Bay 2 different Snorkel Locations! Snorkel the vibrant coral reefs at Kealakekua Bay, home of the Captain...
$99

Embark on an unforgettable outdoor adventure along Kauai’s legendary Nā Pali Coast. Perfect for those determined to witness its breathtaking cliffs, sea caves, and emerald...
$190

In addition to the amazing turtle snorkeling in the beautiful waters of Waikiki, our 135-passenger boat offers a unique selection of activities that set us...
$49

Waikiki Glass Bottom Boat Sunset Cruise
Discover why Hawaii Glass Bottom Boats is one of the best Waikīkī boat tours and a must-do activity in Honolulu. Departing from Kewalo Harbor, just...
$65

Lahaina Maui Sunset Sail on 'Alihilani
We pride ourselves on sailing, so enjoy the natural sounds as we turn of our motors and raise our sails. Our spacious catamarans make for...
$117

Waikiki Turtle Snorkeling Adventure(8am)
Discover an all-in-one Waikiki ocean adventure with our Turtle Snorkeling Tour. Cruise aboard our spacious and comfortable catamaran to Turtle Canyon, where you’ll have the...
$100

-Guaranteed Hawaiian sea turtles at Turtle Canyon -Ample shade and seating on board -Premium snorkel equipment -Fun, friendly, lifeguard certified crew -BYOB (Bring your own...
$89

Drift away aboard our 65’ luxury sailing catamaran and sail into golden hour for Maui’s most scenic cocktail hour. Happy hour at sea with handcrafted...
$181

Embark on the ultimate summer adventure: a thrilling Zodiac raft tour to Kauai’s Na Pali Coast Sea Caves, available May 17 –September 20. Enjoy a...
$235

Free return trip if no whales are sighted! Our beautiful double decker tour boat is the best platform for viewing whales! Experience Humpback Whales in...
$54

