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
Waikiki Glass Bottom Boat Cruise

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
4.7 (2,365)
from
$46
Waikiki Beach Glass Bottom Boat Tour

Enjoy the beauty of Oahu’s South Shore! Depart from the Kewalo Basin Harbor and head toward Lē’ahi (Diamond Head). While aboard the Haleiwa Queen, enjoy …More

Enjoy the beauty of Oahu’s South Shore! Depart from the Kewalo Basin Harbor and head toward Lē’ahi (Diamond Head). While aboard the Haleiwa Queen, enjoy...

1 hour • Free Cancellation
4.7 (959)
from
$46
Waikiki Beach Glass Bottom Boat Cruise

Enjoy the beauty of Oahu’s South Shore as we cruise from the Kewalo Basin Harbor toward Lē’ahi (Diamond Head). Enjoy the clear view of the …More

Enjoy the beauty of Oahu’s South Shore as we cruise from the Kewalo Basin Harbor toward Lē’ahi (Diamond Head). Enjoy the clear view of the...

1 hour • Free Cancellation
4.7 (332)
from
$46
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
Sea Safari, Dolphins, Turtles and Waikiki Cruise

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
3.9 (116)
from
$46
Waikiki Sunset Boat Cruise

Witness Waikiki's iconic sunset from the water while we take you along the beautiful coastline of Honolulu. Cruise by the beautiful Diamond Head and the …More

Likely to Sell Out
Likely to Sell Out

Witness Waikiki's iconic sunset from the water while we take you along the beautiful coastline of Honolulu. Cruise by the beautiful Diamond Head and the...

1 hour 30 minutes • Free Cancellation
5.0 (42)
from
$46
1 Hour Waikiki Sail on Na Hoku 3 Catamaran

Join us on NA HOKU 3 for a 1-hour fun-filled sail departing directly off of Waikiki Beach! Enjoy a breezy midday diamond head sail with …More

Join us on NA HOKU 3 for a 1-hour fun-filled sail departing directly off of Waikiki Beach! Enjoy a breezy midday diamond head sail with...

1 hour • Free Cancellation
4.7 (52)
from
$46
Waikiki Sunset Cruise from Oahu

Experience a Hawaiian sunset sail aboard our 55-foot double-decker catamaran. With spacious decks and a submerged glass-bottom viewing room, you’ll have an ideal vantage point …More

Experience a Hawaiian sunset sail aboard our 55-foot double-decker catamaran. With spacious decks and a submerged glass-bottom viewing room, you’ll have an ideal vantage point...

2 hours • Free Cancellation
4.8 (76)
from
$45
Waikiki Sunset Cruise from Oahu

Experience a Hawaiian sunset sail aboard our 55-foot double-decker catamaran. With spacious decks and a submerged underwater viewing room, you’ll have an ideal vantage point …More

Experience a Hawaiian sunset sail aboard our 55-foot double-decker catamaran. With spacious decks and a submerged underwater viewing room, you’ll have an ideal vantage point...

2 hours • Free Cancellation
4.8 (38)
from
$45
2-Hour Oahu Whale Watch from Ala Wai Harbor, Waikiki

*WALKING DISTANCE FROM MOST WAIKIKI RESORTS & ACCOMMODATIONS* *Hawaii Ocean Project has been providing outstanding ocean activities to over a million visitors for over 30 …More

*WALKING DISTANCE FROM MOST WAIKIKI RESORTS & ACCOMMODATIONS* *Hawaii Ocean Project has been providing outstanding ocean activities to over a million visitors for over 30...

2 hours • Free Cancellation
4.7 (1,943)
from
$43
2 Hour Waikiki Whale Watching Cruise from Oahu

Guaranteed whale sighting or enjoy a complimentary rebooking within 5 days of your original tour! Enjoy unique underwater views from our underwater viewing room so …More

Likely to Sell Out
Likely to Sell Out

Guaranteed whale sighting or enjoy a complimentary rebooking within 5 days of your original tour! Enjoy unique underwater views from our underwater viewing room so...

2 hours • Free Cancellation
4.7 (180)
from
$40
Affordable Afternoon Sail in Waikiki

Looking for an unforgettable experience that won’t break the bank? Join us aboard Island Magic for the Aloha Hour a scenic, one hour sail offering …More

Looking for an unforgettable experience that won’t break the bank? Join us aboard Island Magic for the Aloha Hour a scenic, one hour sail offering...

1 hour • Free Cancellation
3.7 (3)
from
$30
1.5 Hour Waikiki Whale Watching with Shuttle Option

Our whale watching tours are affordable and are crewed by our local Captains. The best time to see Humpback whales in Hawaii is between the …More

Our whale watching tours are affordable and are crewed by our local Captains. The best time to see Humpback whales in Hawaii is between the...

90 to 120 minutes • Free Cancellation
4.2 (68)
from
$29
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
Private Volcano Tour

Hawaii's most sought after views. Cultural differences and history. Past and present knowledge of the "Big Island". …More

Hawaii's most sought after views. Cultural differences and history. Past and present knowledge of the "Big Island"....

4 to 5 hours • Hotel pickup offered • Free Cancellation
5.0 (8)
from
$2,000
Maui: VIP Private Road to Hana Tour with Pick Up

Discover the magic of Maui with our exclusive, personalized private tours. Say goodbye to crowded buses and rigid schedules—your adventure is uniquely crafted to suit …More

Discover the magic of Maui with our exclusive, personalized private tours. Say goodbye to crowded buses and rigid schedules—your adventure is uniquely crafted to suit...

8 to 10 hours • Hotel pickup offered • Free Cancellation
5.0 (1,226)
from
$299
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