Use promo code: JULY4 (must book on this website) and save 10% on Oahu 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!
Oahu 4th of July activities 10% Promo Code (Updated 2026)

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

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

See humpback whales during their annual migration in the waters off Oahu on a whale-watching cruise from Waikiki. Enjoy great photo ops of the massive...
$85

Nova Five Star Sunset Dinner and Jazz
Start this Honolulu sunset cruise with a “champagne toast” (non-alcoholic), before casting off to ply the waters of Oahu’s southern coast. Throughout the cruise you’ll...
$236

Whale Watch Cruise Aboard The Majestic
Whale Watch :If our Naturalist does not sight a whale during the cruise, guests are given a complimentary return whale watch cruise. Marvel at magnificent...
$85

End your day in paradise with a relaxing sunset sail along Oahu's stunning west coast. Departing from Waianae Harbor, you'll enjoy panoramic views of the...
$89

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

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

Experience the breathtaking beauty of nature with our Sunset Whale Watch excursion. Join us for an unforgettable journey as we set sail into the golden...
$68

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

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

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

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

Join our Honolulu bike tour on the Bike, Sail & Snorkel adventure. This exhilarating Oahu combo tour from rainforest to reef combines views high above...
$197

Experience the magic of Waikiki's Friday-night fireworks from the best seat in the house - on the ocean! Begin with a relaxing sunset sail along...
$170

