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)

Our company is uniquely owned by Native-Hawaiian watermen. As the only company of its kind on the island, we hope you'll support local. Our owners,...
$135

Combine any route or tour into one incredible, unforgettable day. Visit Pearl Harbor, then head up to the North Shore, or even cruise around the...
$699

Want a spectacular sunset cruise? Our cruise offers multi level viewing of the dramatic Waikiki coastline and spectacular sunset on the water views. We offer...
$139

Enjoy a relaxing cruise along the North Shore of Oahu. Take in the breathtaking views of Oahu from the water where you can see Mt....
$400

Impress your family with the very Best Waikiki has to offer. This is the only commercial cruise experience that tours within the tranquil waters of...
$250

Create a cruise where you can explore and get away from the crowds of Waikiki. Private charters allow more flexibility with the day’s schedule and...
$1,595

(IMPORTANT: Make sure you have *over* 6 guests selected to see availability for this activity, or it will show NO AVAILABILITY. If you have 1-6...
$1,200

Our experienced crew are masters of Hawaii's ocean, ensuring your safety and best possible experience. This tour is on a power catamaran, a boat design...
$749

The best reef diving experience in Hawaiian waters! Join us on a guided tour of two beautiful reefs on the west shore of Oahu. As...
$141

Explore the Seven Mile Miracle known as O`ahuʻs North Shore. Winter brings big waves and world-class surfing, while the summer is calm and perfect for visiting...
$699

Our whale watching tours are affordable and are crewed by our local Captains. The best time to see Humpback whales in Hawaii is between the...
$29

Get with Oahu's ultimate charter on a 43-foot world recognized yacht while enjoying the waters of Waikiki on this 2.5 hour experience. Aboard there’s more...
$274

Explore the Mokolua Islands on this adventurous self-guided tour. The island is a seabird sanctuary and the beach is also a resting spot for monk...
$82

-Welcome aboard our well-equipped fishing charter boat and set off into the open seas with our expert captain and crew. - Explore prime fishing spots...
$1,360

Want to give something back to Hawai`i? So do we! We will each donate 1.5 hours of any tour on the cause of your choice,...
$549

Make the first or last day of your vacation the best one, without any hassle or wasted time. We all know the feeling of an early...
$799

