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

Big Island of Hawaii, USA

Use promo code: JULY4 (must book on this website) and save 10% on Big Island of 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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136 Results
Big Island: 5-Hour Kona Private Boat Charter

Perfect for all size of couples, families or extended families. Experience Kealakekua Bay, the best place to snorkel on the Big Island or find a …More

Perfect for all size of couples, families or extended families. Experience Kealakekua Bay, the best place to snorkel on the Big Island or find a...

5 hours Free Cancellation
4.9 (7)
from
$1,243
Private Charter Custom Kealakekua Bay Snorkeling

We are a local Hawaiian family operation. Providing that family friendly vibe, with an authentic Hawaiian style touch adding native culture and traditions to help …More

We are a local Hawaiian family operation. Providing that family friendly vibe, with an authentic Hawaiian style touch adding native culture and traditions to help...

4 hours 30 minutes Free Cancellation
5.0 (6)
from
$799
Kealakekua Bay Morning Snorkel to Captain Cook Monument

If you are new to or have never snorkeled before, this is the ideal choice! Particularly good for families with younger children or swimmers who …More

Likely to Sell Out
Likely to Sell Out

If you are new to or have never snorkeled before, this is the ideal choice! Particularly good for families with younger children or swimmers who...

3 hours 30 minutes Free Cancellation
5.0 (6)
from
$99
Afternoon Ali'i Adventure

Experience the ultimate in luxury and exclusivity with our Afternoon Ali’i Adventure. Unlike crowded tours, we limit our trips to a maximum of 22 guests, …More

Experience the ultimate in luxury and exclusivity with our Afternoon Ali’i Adventure. Unlike crowded tours, we limit our trips to a maximum of 22 guests,...

3 hours Free Cancellation
5.0 (6)
from
$276
Manta Ray Night Snorkel Adventure in Kona

Immerse yourself in the enchanting world of manta rays during a magical night snorkel along the Kona coast. As evening descends, board our vessel and …More

Immerse yourself in the enchanting world of manta rays during a magical night snorkel along the Kona coast. As evening descends, board our vessel and...

2 hours 30 minutes Free Cancellation
5.0 (4)
from
$150
Mauna Kea Deluxe Whale Watch and Boat Cruise

Set sail on the luxurious Olohana powerboat for the Mauna Kea Deluxe Whale Watch, where stunning views and unforgettable wildlife encounters await. This 2-hour cruise …More

Likely to Sell Out
Likely to Sell Out

Set sail on the luxurious Olohana powerboat for the Mauna Kea Deluxe Whale Watch, where stunning views and unforgettable wildlife encounters await. This 2-hour cruise...

2 hours Free Cancellation
5.0 (2)
from
$109
Sunset Sightseeing Cruise in Kawaihae

2hr coastal sunset cruise. View the Kohala coast from the ocean. Experience an epic Hawaiian sunset with the great possibility of viewing the infamous "green …More

2hr coastal sunset cruise. View the Kohala coast from the ocean. Experience an epic Hawaiian sunset with the great possibility of viewing the infamous "green...

2 hours Free Cancellation
5.0 (1)
from
$1,050
Exclusive Super Raft Kona Snorkel Tour Family Friendly Adventure

Set sail on an exhilarating four-hour private snorkeling journey aboard the 41ft Super-Raft in Kona. This family-friendly adventure is perfect for those eager to explore …More

Set sail on an exhilarating four-hour private snorkeling journey aboard the 41ft Super-Raft in Kona. This family-friendly adventure is perfect for those eager to explore...

4 hours Free Cancellation
5.0 (1)
from
$3,092
Kailua Kona Whale Watching Boat Tour Experience

Witness the majestic humpback whales along the stunning coastline of Kona on this unforgettable 2-hour private whale watching tour. From December to April, experience the …More

Witness the majestic humpback whales along the stunning coastline of Kona on this unforgettable 2-hour private whale watching tour. From December to April, experience the...

2 hours Free Cancellation
5.0 (1)
from
$700
Big Island Historical Dinner Cruise to Kealakekua Bay

Set sail on the west coast of Hawaii Island for a 3-hour cruise to Captain Cook’s Monument for dinner, as a local historian shares stories …More

Set sail on the west coast of Hawaii Island for a 3-hour cruise to Captain Cook’s Monument for dinner, as a local historian shares stories...

3 hours Free Cancellation
4.7 (1,333)
from
$189
Big Island: Atlantis Submarine from Kona Beach

Discover our world beneath the waves with Atlantis Submarines Kona! Our battery-powered vessels are the world’s most technologically advanced passenger submarines. A special added bonus …More

Discover our world beneath the waves with Atlantis Submarines Kona! Our battery-powered vessels are the world’s most technologically advanced passenger submarines. A special added bonus...

1 hour Free Cancellation
4.7 (758)
from
$160
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 (530)
from
$72
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 (281)
from
$50
Big Island: Whale Watch Excursion

This two-and-a-half hour whale watch tour with a certified naturalist departs from the Kailua-Kona pier during whale season (December to April). Hear singing males on …More

Likely to Sell Out
Likely to Sell Out

This two-and-a-half hour whale watch tour with a certified naturalist departs from the Kailua-Kona pier during whale season (December to April). Hear singing males on...

2 hours 30 minutes Free Cancellation
4.5 (250)
from
$151
Big Island: Waikoloa Deluxe Whale Watch

Experience the magic of whale season in Waikoloa with a guided whale watching tour along the stunning Kohala Coast. Choose between the thrill of a …More

Experience the magic of whale season in Waikoloa with a guided whale watching tour along the stunning Kohala Coast. Choose between the thrill of a...

1 hour 30 minutes Free Cancellation
4.7 (128)
from
$129
Dolphin, Sea Cave, Captain Cook, Kealakekua Bay Reef Snorkeling

2 different Snorkel Locations! Snorkel Adventure – Captain Cook Monument / Kealakekua Bay Fast, agile Zodiac navy boat (used by Navy SEALs) gets you to …More

Likely to Sell Out
Likely to Sell Out

2 different Snorkel Locations! Snorkel Adventure – Captain Cook Monument / Kealakekua Bay Fast, agile Zodiac navy boat (used by Navy SEALs) gets you to...

3 hours Free Cancellation
4.7 (75)
from
$99
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