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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598 Results
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
From Ma'alaea Harbor: Whale Watch Cruise Aboard the Malolo

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

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

2 hours • Free Cancellation
4.6 (78)
from
$50
From Ma'alaea Harbor: Sunset Whale Watch Tour Aboard the Malolo

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

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

2 hours 30 minutes • Free Cancellation
4.2 (68)
from
$50
Oahu Catamaran Snorkel Tour: See Turtles 100% Guaranteed

Experience one Cool Hawaii's 2025 Top 20 Best Excursions in the country. This Oahu Catamaran snorkel tour offers unbeatable value and family-friendly fun from Waikiki. …More

Experience one Cool Hawaii's 2025 Top 20 Best Excursions in the country. This Oahu Catamaran snorkel tour offers unbeatable value and family-friendly fun from Waikiki....

2 hours • Free Cancellation
4.9 (1,753)
from
$50
Moana’s Swim’n’Sail Cocktail Cruise Along the Waikiki Coast

As you swim off of the coast of the world famous Waikiki beach, you’ll realize you’ve found your very own piece of paradise. Just far …More

As you swim off of the coast of the world famous Waikiki beach, you’ll realize you’ve found your very own piece of paradise. Just far...

2 hours • Free Cancellation
4.9 (263)
from
$50
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 Boat Cruise

No vacation is complete without experiencing a vibrant Hawaiian sunset from the water. Unobstructed views create the best photo opportunities! Listen to great music as …More

Likely to Sell Out
Likely to Sell Out

No vacation is complete without experiencing a vibrant Hawaiian sunset from the water. Unobstructed views create the best photo opportunities! Listen to great music as...

1 hour 30 minutes • Free Cancellation
5.0 (246)
from
$50
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
Waikiki 2 Hour Whale Watching with Guaranteed Sightings on Oahu

Humpback whales visit Hawaii each year and give birth in our warm tropical waters, it's a once in a lifetime experience that you will never …More

Humpback whales visit Hawaii each year and give birth in our warm tropical waters, it's a once in a lifetime experience that you will never...

2 hours • Free Cancellation
4.7 (1,265)
from
$53
Waikiki: Afternoon Sail from Beach & Open Bar | Oahu - Best Value

-Open bar fully included in $50 ticket: beer, wine, cocktails, and more -AMAZING value catamaran sail in Waikiki -Direct beach boarding — no harbor shuttle, …More

-Open bar fully included in $50 ticket: beer, wine, cocktails, and more -AMAZING value catamaran sail in Waikiki -Direct beach boarding — no harbor shuttle,...

1 hour 30 minutes • Free Cancellation
4.9 (256)
from
$53
Waikiki Beach Whale Watching: Catamaran Sail & Open Bar

Observe the majestic humpback whales during their migration from December to March on this 1.5-hour sail in Honolulu. Experience the beauty of Oahu's coastline while …More

Observe the majestic humpback whales during their migration from December to March on this 1.5-hour sail in Honolulu. Experience the beauty of Oahu's coastline while...

1 hour 30 minutes • Free Cancellation
5.0 (13)
from
$53
Sunset Whale Watch in Waikiki, Whales Guaranteed or Free Return

Free return trip if no whales are sighted! Our beautiful double decker tour boat is the best platform for viewing whales! Experience Humpback Whales in …More

Likely to Sell Out
Likely to Sell Out

Free return trip if no whales are sighted! Our beautiful double decker tour boat is the best platform for viewing whales! Experience Humpback Whales in...

90 to 120 minutes • Free Cancellation
4.9 (112)
from
$54
Oahu Catamaran Waikiki Sunset on 40 Foot Catamaran: Food and BYOB

2025 Cool Hawaii TOP 10 award for WATER EXPERIENCES in the UNITED STATES including the TOP SUNSET CRUISE in the US! Join us for a …More

2025 Cool Hawaii TOP 10 award for WATER EXPERIENCES in the UNITED STATES including the TOP SUNSET CRUISE in the US! Join us for a...

2 hours • Free Cancellation
4.9 (990)
from
$55
Bikini Bottom Public Party Dance Cruise + LIVE DJ

- LIVE DJs on board, amazing dance music and sound systems - Bar on Board with 2 Free Drinks - Sunny, warm weather and breathtaking …More

- LIVE DJs on board, amazing dance music and sound systems - Bar on Board with 2 Free Drinks - Sunny, warm weather and breathtaking...

2 hours • Free Cancellation
4.7 (79)
from
$55
Oahu Whale Watching Catamaran Sail Experience

Join an intimate whale watching adventure aboard open-deck sailing catamaran, limited to just 35 guests for a more personal experience. Every winter, humpback whales migrate …More

Likely to Sell Out
Likely to Sell Out

Join an intimate whale watching adventure aboard open-deck sailing catamaran, limited to just 35 guests for a more personal experience. Every winter, humpback whales migrate...

2 hours • Free Cancellation
3.0 (1)
from
$55
Board from Waikiki Beach for Aloha Hour Sail on Hāwea Catamaran

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 …More

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...

1 hour 30 minutes • Free Cancellation
4.9 (171)
from
$55
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