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

Combine adrenaline and relaxation on this full-day Oʻahu adventure featuring a 3-zipline experience at Coral Crater Adventure Park and a 3.5-hour snorkeling cruise from Ko...
$274

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

Come aboard the newest boat in the harbor, our 2023 All-American Marine Catamaran, Poseidon for the adventure of a lifetime! On this special tour, you'll...
$199

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

Set sail on a 3-hour Ko Olina catamaran cruise and explore the crystal-clear waters off Oahu’s western coast. Departing from the Ko Olina Marina, this...
$195

Experience the perfect blend of adventure, relaxation, and natural beauty along Oʻahu’s west coast on this premium snorkel and sunset cruise. Departing from Ko Olina...
$194

Avoid crowds on our quiet, fast, 32 foot, Coast Guard inspected vessel. We only allow 16 guests on the boat, and every seat has a...
$194

As the sun sets over the Pacific, enjoy a luxurious Honolulu dinner cruise along the scenic coastline near Diamond Head. Indulge in a gourmet steak...
$193

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

Cruise along Oahu's scenic west coast aboard a comfortable, custom catamaran designed for premium ocean exploration and unbeatable coastal views. You'll dive into the island's...
$174

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

Dolphins and You has been taking guests out on the waters of Oahu for more than 35 years. The experience combines dolphin watching, snorkeling, lunch,...
$165

Circle most of the island of Oahu on a full-day tour by minibus limited to 24 (possible to go over 28) passengers, a smaller group...
$149

Our North Shore Circle Island Adventure including Snorkeling with the turtles offers a one-of-a-kind experience that seamlessly blends natural beauty, cultural immersion, and unforgettable encounters...
$149

Our Sunset Turtle Snorkeling Tour offers a unique all-in-one Waikiki ocean experience, combining adventure, relaxation, and a beautiful Hawaiian sunset in one unforgettable trip. Start...
$119

Looking for the BEST VALUE & MOST COMPLETE Circle Island Snorkeling Tour? Join us for the ultimate full-day, action-packed adventure that will guide you to...
$118













