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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VIP (12 Guests ONLY) Ultimate Whale Watch

Our Exclusive VIP whale watching tours are 2 hours long with a maximum of 12 guests. Our small groups make every seat a front row …More

Likely to Sell Out
Likely to Sell Out

Our Exclusive VIP whale watching tours are 2 hours long with a maximum of 12 guests. Our small groups make every seat a front row...

2 hours • Free Cancellation
4.9 (225)
from
$125
Ni'ihau and Na Pali Coast Snorkel Boat Tour

Go big or go home on one of the most ambitious tours Kauai has to offer—a 90-mile ocean adventure up the Napali Coast and across …More

Likely to Sell Out
Likely to Sell Out

Go big or go home on one of the most ambitious tours Kauai has to offer—a 90-mile ocean adventure up the Napali Coast and across...

8 hours • Free Cancellation
4.8 (435)
from
$361
Big Island Manta Ray Night Snorkel Adventure

What Makes your Manta Ray Night Snorkel Unique One of the only places on Earth to snorkel with manta rays at night—in their natural habitat …More

Likely to Sell Out
Likely to Sell Out

What Makes your Manta Ray Night Snorkel Unique One of the only places on Earth to snorkel with manta rays at night—in their natural habitat...

1 hour 25 minutes • Free Cancellation
4.9 (485)
from
$99
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 …More

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...

1 hour • Free Cancellation
4.5 (159)
from
$46
Premier Waikiki Sunset Party Cruise with Live DJ and Full Bar

Experience the ultimate Waikiki party cruise! Cruise along the stunning Honolulu coastline aboard a sleek, two-deck luxury powerboat - complete with wraparound seating, an open …More

Experience the ultimate Waikiki party cruise! Cruise along the stunning Honolulu coastline aboard a sleek, two-deck luxury powerboat - complete with wraparound seating, an open...

2 hours • Free Cancellation
4.9 (334)
from
$80
1-Hour Diamond Head Sail from Waikiki Beach on Ke Kai Catamaran

Join us for a 1-hour fun-filled sail departing directly off of Waikiki Beach! Enjoy a breezy midday diamond head sail with complimentary drinks on YELLOW …More

Join us for a 1-hour fun-filled sail departing directly off of Waikiki Beach! Enjoy a breezy midday diamond head sail with complimentary drinks on YELLOW...

1 hour • Free Cancellation
5.0 (81)
from
$53
Lahaina Maui | Luxury Sunset Sail | True Performance on Paragon

Join us aboard our flagship sailing catamaran, Paragon, for an unforgettable Maui sunset sail from Lahaina Harbor. Enjoy the afternoon hours at sea in the …More

Likely to Sell Out
Likely to Sell Out

Join us aboard our flagship sailing catamaran, Paragon, for an unforgettable Maui sunset sail from Lahaina Harbor. Enjoy the afternoon hours at sea in the...

2 hours • Free Cancellation
5.0 (36)
from
$102
Premier Whale Watching Cruise from Waikiki

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 …More

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...

2 hours • Free Cancellation
4.4 (195)
from
$85
Kaneohe Sandbar Snorkeling Tour

LIMITED TIME GROUP OFFER: Book your spot by May 24th and save big! The Kaneohe Sandbar is one of the best places around Oahu for …More

LIMITED TIME GROUP OFFER: Book your spot by May 24th and save big! The Kaneohe Sandbar is one of the best places around Oahu for...

2 hours 45 minutes • Free Cancellation
4.9 (497)
from
$180
Kona Tradewind Catamaran Day Sail

Experience the beauty of the Kona Coast from a new perspective aboard the Spirit of Aloha sailing catamaran. Feel the trade winds fill the sails …More

Experience the beauty of the Kona Coast from a new perspective aboard the Spirit of Aloha sailing catamaran. Feel the trade winds fill the sails...

1 hour 30 minutes • Free Cancellation
4.8 (50)
from
$89
Waikiki Turtle Snorkeling & 6-in-1 Adventure with Free Pickup

Experience a special turtle snorkeling adventure in Waikiki aboard a smooth and comfortable catamaran. This all-in-one 6-in-1 ocean tour includes snorkeling, kayaking, stand-up paddleboarding (SUP), …More

Experience a special turtle snorkeling adventure in Waikiki aboard a smooth and comfortable catamaran. This all-in-one 6-in-1 ocean tour includes snorkeling, kayaking, stand-up paddleboarding (SUP),...

3 hours • Hotel pickup offered • Free Cancellation
4.9 (496)
from
$90
Waikiki 2 Hour Sunset Whale Watching Cruise Sightings Guaranteed

Experience the breathtaking beauty of nature with our Sunset Whale Watch excursion. Join us for an unforgettable journey as we set sail into the golden …More

Experience the breathtaking beauty of nature with our Sunset Whale Watch excursion. Join us for an unforgettable journey as we set sail into the golden...

2 hours • Free Cancellation
4.6 (87)
from
$68
Ultimate 3.5 hour Whale Watch & Snorkel

Our small group snorkeling tours are locally owned and operated, making you feel like a part of our Maui ohana! Since 1982 we have offered …More

Likely to Sell Out
Likely to Sell Out

Our small group snorkeling tours are locally owned and operated, making you feel like a part of our Maui ohana! Since 1982 we have offered...

3 to 4 hours • Free Cancellation
5.0 (89)
from
$195
West Oahu Sunset Cocktail Cruise with Appetizers

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 …More

Likely to Sell Out
Likely to Sell Out

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...

2 hours • Free Cancellation
4.7 (188)
from
$89
Kona Catamaran Snorkel Sail with Lunch

Set sail from Honokohau Harbor aboard the spacious Spirit of Aloha for a 3-hr adventure along Kona's stunning coast. Cruise past lava rock cliffs and …More

Set sail from Honokohau Harbor aboard the spacious Spirit of Aloha for a 3-hr adventure along Kona's stunning coast. Cruise past lava rock cliffs and...

3 hours • Free Cancellation
4.9 (111)
from
$169
Waikiki Friday Fireworks Boat Cruise from Oahu

Experience the iconic Waikiki fireworks like never before on our sunset sail aboard a 55-foot double-decker catamaran. With spacious decks and a underwater viewing room, …More

Experience the iconic Waikiki fireworks like never before on our sunset sail aboard a 55-foot double-decker catamaran. With spacious decks and a underwater viewing room,...

2 hours • Free Cancellation
4.6 (59)
from
$59
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