Hawaii 4th of July activities 10% Promo Code (Updated 2026)

Hawaii, USA

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!

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Kona Manta Ray Snorkel Tour: Guaranteed or come again free

Why Choose Us for Your Manta Ray Night Snorkel? The strongest light power out of any operator…! Choose us if you want the most manta …More

Likely to Sell Out
Likely to Sell Out

Why Choose Us for Your Manta Ray Night Snorkel? The strongest light power out of any operator…! Choose us if you want the most manta...

1 hour 30 minutes • Free Cancellation
4.8 (2,424)
from
$15
Waikiki 2 hour Turtle Canyon Snorkeling Adventure

Join us for a 2-hour snorkeling adventure at Turtle Canyon, one of Oahu’s top snorkeling spots! Cruise along the stunning Waikiki coastline aboard the either …More

Likely to Sell Out
Likely to Sell Out

Join us for a 2-hour snorkeling adventure at Turtle Canyon, one of Oahu’s top snorkeling spots! Cruise along the stunning Waikiki coastline aboard the either...

2 hours • Free Cancellation
4.8 (1,463)
from
$81
Big Island Manta Ray Night Snorkel

A must do while in Hawaii! It's a lifetime opportunity to see up close manta rays feeding and interacting with other ocean creatures under the …More

Likely to Sell Out
Likely to Sell Out

A must do while in Hawaii! It's a lifetime opportunity to see up close manta rays feeding and interacting with other ocean creatures under the...

2 hours 30 minutes • Free Cancellation
4.9 (6,167)
from
$94
Kona Snorkel Tour: Captain Cook Reef Snorkel, Dolphin & Sea Caves

2 different snorkeling locations! Captain Cook Snorkel Tour to kealakekua bay. Fast, agile Zodiac navy boat (used by Navy SEALs) gets you to the bay …More

Likely to Sell Out
Likely to Sell Out

2 different snorkeling locations! Captain Cook Snorkel Tour to kealakekua bay. Fast, agile Zodiac navy boat (used by Navy SEALs) gets you to the bay...

3 hours • Free Cancellation
4.8 (1,546)
from
$69
Maui: Ultimate Whale Watch from Lahaina

Our most popular Ultimate Whale Watch experience! small groups make every seat a front row seat as you enjoy whale watching and educational talks from …More

Likely to Sell Out
Likely to Sell Out

Our most popular Ultimate Whale Watch experience! small groups make every seat a front row seat as you enjoy whale watching and educational talks from...

105 to 130 minutes • Free Cancellation
4.9 (1,348)
from
$77
Glass-Bottom Boat Reef Tour

Our tours depart from the Kailua-Kona pier on the Big Island of Hawaii. Discover the beauty of Kona's underwater world aboard Marian, a 36-foot (10-meter), custom-designed glass-bottom boat. …More

Likely to Sell Out
Likely to Sell Out

Our tours depart from the Kailua-Kona pier on the Big Island of Hawaii. Discover the beauty of Kona's underwater world aboard Marian, a 36-foot (10-meter), custom-designed glass-bottom boat....

50 minutes • Free Cancellation
4.7 (527)
from
$72
Maui: Molokini & Turtle Town Snorkel & Waterslide Adventure

Our highly rated crew is known for customer service. We orchestrate a fun and relaxed vibe, made possible due to our small group experience. Our …More

Our highly rated crew is known for customer service. We orchestrate a fun and relaxed vibe, made possible due to our small group experience. Our...

5 hours • Free Cancellation
4.9 (701)
from
$197
Moana’s Waikīkī Grand Guided Turtle Snorkel & Sailing Adventure

Snorkel Turtle Canyon on the Largest Luxury Catamaran! Top Quality Gear, Certified Crew & Premium On Board Bar. When you trust Moana Sailing Co. for …More

Snorkel Turtle Canyon on the Largest Luxury Catamaran! Top Quality Gear, Certified Crew & Premium On Board Bar. When you trust Moana Sailing Co. for...

2 hours 30 minutes • Free Cancellation
4.8 (949)
from
$85
Oahu: Atlantis Submarine Adventure in Waikiki

Explore Waikiki’s marine mysteries while diving more than 100 feet underwater in an air-conditioned, eco-friendly, battery-powered submarine! A special added bonus of this tour experience …More

Explore Waikiki’s marine mysteries while diving more than 100 feet underwater in an air-conditioned, eco-friendly, battery-powered submarine! A special added bonus of this tour experience...

2 hours • Free Cancellation
4.5 (1,287)
from
$151
Glass-Bottom Boat Cruise from Waikoloa

Discover the Big Island’s vibrant underwater world on this glass-bottom boat cruise on Anaeho’omalu Bay. From Waikoloa, near Kona, board a comfortable 26-foot (7.9-meter) boat …More

Discover the Big Island’s vibrant underwater world on this glass-bottom boat cruise on Anaeho’omalu Bay. From Waikoloa, near Kona, board a comfortable 26-foot (7.9-meter) boat...

30 minutes • Free Cancellation
4.7 (280)
from
$50
Waikiki Sunset Cocktail Sail on the Moana Catamaran

All aboard! There is no better place to be during Oahu’s magnificent golden sunsets than on our Waikiki Sunset Cruise, an unmatched experience complete with …More

Likely to Sell Out
Likely to Sell Out

All aboard! There is no better place to be during Oahu’s magnificent golden sunsets than on our Waikiki Sunset Cruise, an unmatched experience complete with...

2 hours • Free Cancellation
4.9 (2,381)
from
$90
Maui Whale Watching Tour Aboard the Quicksilver From Maalaea

Enjoy this 2-hour guided adventure on a double-deck power catamaran to watch the whales in their natural habitat. Depending on the whales’ behavior during your whale …More

Enjoy this 2-hour guided adventure on a double-deck power catamaran to watch the whales in their natural habitat. Depending on the whales’ behavior during your whale...

2 hours • Free Cancellation
4.7 (1,604)
from
$50
Waikiki: Sunset Cruise from Beach & Cocktail Open Bar | Oahu

-Open bar fully included: beer, wine, cocktails, and more -21+ only on Fridays! -Direct beach boarding — no harbor shuttle, no bus, no wasted time …More

Likely to Sell Out
Likely to Sell Out

-Open bar fully included: beer, wine, cocktails, and more -21+ only on Fridays! -Direct beach boarding — no harbor shuttle, no bus, no wasted time...

1 hour 30 minutes • Free Cancellation
4.8 (592)
from
$85
Waikiki Turtle Snorkel and Sail on Hawea Catamaran

Experience the best of Waikiki on a Turtle Snorkel & Sail combo aboard the Hawea Catamaran. This popular Oahu tour blends marine exploration and island …More

Experience the best of Waikiki on a Turtle Snorkel & Sail combo aboard the Hawea Catamaran. This popular Oahu tour blends marine exploration and island...

2 hours 30 minutes • Free Cancellation
4.8 (1,743)
from
$90
Oahu: Submarine Scooter Adventure

Dive into an unforgettable underwater adventure on Oahu’s beautiful Maunalua Bay. Cruise past the iconic Diamond Head Crater aboard a comfortable power catamaran before descending …More

Dive into an unforgettable underwater adventure on Oahu’s beautiful Maunalua Bay. Cruise past the iconic Diamond Head Crater aboard a comfortable power catamaran before descending...

2 hours
4.8 (2,391)
from
$188
Waikiki 2 Hour Sunset Sailing Catamaran Swim and Sail Adventure

There’s no better place to take a dip than the crystal-clear waters of Waikiki—and no better way to experience a Hawaiian sunset than from the …More

There’s no better place to take a dip than the crystal-clear waters of Waikiki—and no better way to experience a Hawaiian sunset than from the...

2 hours • Free Cancellation
4.8 (596)
from
$59
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