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)

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...
$84.72

Waikiki Deluxe Catamaran Whale Watch
Experience the wonder of Hawaii's humpback whales on a smooth, scenic sail along the Waikiki coastline. From December through April, these majestic creatures migrate to...
$89

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...
$125.96

Japanese, Chinese, Spanish, and Korean speaking instructors available upon request. Personal Underwater photographer available to capture and record your diving experience at an additional cost....
$239

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

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...
$76.58

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

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...
$80.10

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

- 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

