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)

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...
$144

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

Enjoy the spectacular FRIDAY NIGHT FIREWORKS show along the beautiful coastline of Waikiki while we get up close and personal with the explosiveness and the...
$85

Effortless Luxury Sailing Cruises
Discover Oahu’s breathtaking coastline aboard the luxurious Makani Catamaran, one of Waikiki’s largest and most elegant 65-foot sailing vessels. Departing from convenient Kewalo Basin Harbor...
$89

Come enjoy Prime Rib, Baby Back Ribs, Kiawe Smoked Chicken Leg and Thigh combo, Fresh Island Fish, or Penne Pasta with Thai Basil Marinara. A...
$150

Glass-Bottom Boat Reef Tour
Our tours depart from the Kailua-Kona pier on the Big Island of Hawaii. Discover the beauty of Kona's underwater world aboard Marian, a 36-foot (10-meter), custom-designed glass-bottom boat....
$72

Maui Sunset Dinner Cruise & Whale Watch
Experience Maui's top-rated whale watch with the experts in conservation and Marine Naturalists departing from the historic Ma'alaea Harbor. Enjoy a premium dinner cruise with...
$189

For a uniquely Maui dining experience, join the sunset dinner cruise, where you'll enjoy exquisite dining while surrounded by spell-binding views of the Pacific and...
$170

Waikiki Beach Glass Bottom Boat Cruise
Enjoy the beauty of Oahu’s South Shore as we cruise from the Kewalo Basin Harbor toward Lē’ahi (Diamond Head). Enjoy the clear view of the...
$46

Discover the beauty of West O‘ahu’s coastline on a 3-hour sailing adventure from Wai‘anae Small Boat Harbor. Cruise along the scenic coast as our crew...
$140

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

Glass-Bottom Boat Cruise from Waikoloa
Discover the Big Island’s vibrant underwater world on this glass-bottom boat cruise on Anaeho’omalu Bay. From Waikoloa, near Kona, board a comfortable 26-foot (7.9-meter) boat...
$50

See spectacular sunset and city lights views aboard Majestic by Atlantis Cruises, Hawaii's newest yacht cruise featuring Waikiki's only full-service bar and lounge on the...
$77

This two-and-a-half hour whale watch tour with a certified naturalist departs from the Kailua-Kona pier during whale season (December to April). Hear singing males on...
$151

Guaranteed whale sightings* Spacious and modern Trimaran with unobstructed open air views as well as ample seating and shade on board. Knowledgeable staff with plenty...
$79

Snorkel off the island of Lana’i and watch dolphins in the wild all in one trip. You'll discover why Lana’i has been rated one of...
$181

