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)

In the morning, the guide will lead you on a leisurely paddle through Makena Bay along its beautiful coastline with views of Molokini and Haleakala...
$118.84

Whale Watching Tour - Big Island, Hawaii
It is finally that time of year where the beautiful humpback whales make their return to the Hawaiian islands after migrating from Alaska! Step aboard...
$99

'Alihilani Lahaina Sunset Sail
We pride ourselves on sailing, so enjoy the natural sounds as we turn of our motors and raise our sails. Our spacious catamarans make for...
$117.30

Join us for a once-in-a-lifetime opportunity to swim with wild dolphins in their natural habitat! After enjoying the dolphins, you'll snorkel with Hawaiian Green Sea...
$199

Step aboard Hawea, our hand-built 50′ catamaran, for a 90-minute afternoon sail that blends the laid-back spirit of Waikiki with the festive energy of happy...
$55.35

Set out from Kailua-Kona for a half-day snorkeling activity to Kealakekua Bay/Captain Cook, one of the top snorkeling destinations on the Big Island. Look for...
$80

Our double-decker boat, Poseidon, offers multiple viewing angles for spotting dolphins during your Oahu dolphin watching cruise! Once we reach the snorkeling location, enjoy our...
$179

Not recommended for pregnant travelers. Turtlely Cool!… Departing Molokini, we’ll make one more stop and snorkel with sea turtles in a shorline destination (locations will...
$216.14

Whale Watching Experience
The Magic Merman is the only raft-style boat that departs from Ka'anapali Beach. Exploring with us is the best way to get as close to...
$102.20

Simply the best whale watch in Maui! Hop aboard Maui's newest and only custom built Super Raft for an exciting up close whale watch adventure....
$95

Turtles & Tacos Luxury Catamaran Snorkel
Laid-back, fresh, and full of fun, this mid-morning snorkel sail is all about good vibes and island flavor. Cruise aboard our spacious 65’ catamaran and...
$199

West Maui Sunset Whale Watch
Guaranteed whale sightings. Our boat is newly remodeled for passenger comfort. This boat is a photographers dream, and boasts 360-degree views with plenty of elbow...
$79.99

Embark on the ultimate summer adventure: a thrilling Zodiac raft tour to Kauai’s Na Pali Coast Sea Caves, available May 17 –September 20. Enjoy a...
$235

Get the ultimate experience on a 46-foot world renown yacht while enjoying the West Oahu Sunset on this 2.5hour experience. With a passenger limit of 6, there’s...
$235.60

Guaranteed to see turtles at Turtle Canyon! We carry up to 6 people max, making for an intimate tour experience, while also respecting the animal's...
$103.66

Oahu Open Water Shark Diving Experience
We are a Top-Rated Hawaii Eco-Tour run by Marine Biologists. We are known for Hawaii's famous Shark Diving, Whale Watches, Educational Snorkel Tours, and Private...
$150

