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)

Guaranteed whale sighting or enjoy a complimentary rebooking within 5 days of your original tour! Enjoy unique underwater views from our underwater viewing room so...
$40

Experience the awe of Kauai’s whale watching season as you journey just off the island’s coast to witness the migration of Hawaii’s humpback whales. Each...
$158.43

Waikiki Glass Bottom Boat Tour
Experience the beauty of Oʻahu South Shore as we sail toward Lēʻahi (Diamond Head) aboard the spacious Haleiwa Queen, a 50ft power catamaran, with 49...
$46

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

Waikoloa Deluxe Whale Watch
Experience the magic of whale season in Waikoloa with a guided whale watching tour along the stunning Kohala Coast. Choose between the thrill of a...
$129

Kayak and Snorkel: Maui West Shore
Go kayak paddling and snorkeling in the pristine waters of Maui's beautiful West Shore. Small groups with personal care. This is a convenient Kayaking/snorkeling tour...
$118.84

- LIVE DJs on board, amazing dance music and sound systems - Bar on Board with 2 Free Drinks - Sunny, warm weather and breathtaking...
$55

Kualoa Ranch: Ocean Voyage Tour
To start off with you’ll cross Moli’i fishpond, an 800 yr old example of ancient Hawaiian aquaculture, where you will learn about sustainable fishing practices...
$64.07

Enjoy this 2-hour guided adventure in a high-speed catamaran to watch the whales in their natural habitat. Depending on the whales’ behavior during your whale watching...
$49.95

Set sail on a luxurious journey along West Maui's stunning coastline with the Holo Holo Sunset Cocktail Sail. Departing from Ka’anapali Beach, this 2-hour experience...
$141.98

Join us for great music an unforgettable tropical sunset followed by a fireworks show from the water. This is definitely a must do if you...
$65

Snorkel at a colorful protected reef known as Kealakekua Bay located next to Captain Cook's monument. A truly historical sight! Encounter wild dolphins, sea caves,...
$149

Dolphin Watching & Turtle Snorkeling
In the clear waters of West Oahu, enjoy dolphin watching and snorkeling experience and get to see the wildlife and tropical island fishes. You might...
$166.49

Take an adventure and experience an important part of Hawaiian history on this 1-hour canoe tour in Maui. Paddle a traditional Hawaiian outrigger canoe while...
$155

Join our Honolulu bike tour on the Bike, Sail & Snorkel adventure. This exhilarating Oahu combo tour from rainforest to reef combines views high above...
$196.63

What Makes Our Daytime Snorkel to Kealakekua Bay Unique Fast, agile Zodiac RIB boat (used by Navy SEALs) gets you to the bay quickly and...
$89.10

