Top things to do in Hawaii in Summer (Updated August 2026)

Hawaii, USA
Kauai Deluxe Sightseeing Flight
Likely to Sell Out
Likely to Sell Out

Why has Wings Over Kauai remained one of the most popular tours on Cool Hawaii for the past 10 years? Amazing beauty combined with gentle...

1 hour 5 minutesFree Cancellation
1 hour 5 minutesFree Cancellation
1 hour 5 minutes • Free Cancellation
5.0 (2,305)
from
$159
Hanalei Bay Morning Kayak and Snorkel Tour
Likely to Sell Out
Likely to Sell Out

Our Hawaiian family takes great pride in sharing Hanalei’s rich history and culture with you. Our ocean-river combo tour departs from our private dock and...

5 hoursFree Cancellation
5 hoursFree Cancellation
5 hours • Free Cancellation
4.9 (612)
from
$160.49
PRIVATE ACCESS: Huleia River Hidden Valley Falls Kayak & Hike

Experience an authentic Kauai adventure as you paddle tandem kayaks along the serene Hule‘ia River, journeying deep into the island’s untamed jungle. Surrounded by lush...

3 hours 30 minutesFree Cancellation
3 hours 30 minutesFree Cancellation
3 hours 30 minutes • Free Cancellation
4.7 (159)
from
$162.28
Wailua River & Waterfalls Kayak Tour: Expert-Guided Adventure

Rainbow Kayak Tours has been providing guided tours of the Wailua River for 20 years. Our experienced guides are well versed in the flora and...

5 to 6 hoursFree Cancellation
5 to 6 hoursFree Cancellation
5 to 6 hours • Free Cancellation
4.9 (829)
from
$164.87
Discover Popoia Island and Kailua Bay by Kayak Guided Tour

Kayak in the crystal clear waters of Kailua Bay with one of our guides and visit one of Oahu's smallest offshore islands. It's only a...

3 hoursFree Cancellation
3 hoursFree Cancellation
3 hours • Free Cancellation
5.0 (3)
from
$169
Oahu: Jet Ski and Banana Boat on Maunalua Bay Exclusive Combo

Banana boating and ride a jet ski all from one location. We are the only company to offer parasailing and jet skiing in Maunalua Bay....

1 hour 30 minutesFree Cancellation
1 hour 30 minutesFree Cancellation
1 hour 30 minutes • Free Cancellation
5.0 (2)
from
$172.17
5 Hour Molokini Snorkel & Turtle Tour in Maui

Maui Snorkel Charters has been perfecting the Maui Snorkeling experience since 2010. If there is any question you'd like to ask, don't hesitate to call...

5 hoursFree Cancellation
5 hoursFree Cancellation
5 hours • Free Cancellation
5.0 (206)
from
$173.01
Luxury Snorkel Cruise with Dolphin Watch and Local Buffet

Cruise along Oahu's scenic west coast aboard a comfortable, custom catamaran designed for premium ocean exploration and unbeatable coastal views. You'll dive into the island's...

3 hours 30 minutesHotel pickup offeredFree Cancellation
3 hours 30 minutesHotel pickup offeredFree Cancellation
3 hours 30 minutes • Hotel pickup offered • Free Cancellation
4.8 (1,426)
from
$174
Ultimate 4 Hour Lanai Snorkel and Dolphin Encounter

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...

4 hoursFree Cancellation
4 hoursFree Cancellation
4 hours • Free Cancellation
4.9 (939)
from
$175
Half Day Snorkel to Lanai from Kaanapali Beach + Dolphin Search

Travel & Hospitality Award Winner, BBB A+ Rated and Certificate of Excellence Cool Hawaii Award 9 years in a row.  Our Custom-built for comfort, 46'...

4 hours 15 minutesFree Cancellation
4 hours 15 minutesFree Cancellation
4 hours 15 minutes • Free Cancellation
4.8 (94)
from
$179
Deluxe Snorkel & Dolphin Watch Aboard a Luxury Catamaran from Kailua-Kona

Step aboard this double–decker catamaran, loaded with luxury features to provide you with the most comfortable snorkeling experience on Hawaii Island. Cruise 10 miles to...

4 hours 30 minutesFree Cancellation
4 hours 30 minutesFree Cancellation
4 hours 30 minutes • Free Cancellation
4.8 (792)
from
$183.77
Kauai Cessna Private Air Tour
Likely to Sell Out
Likely to Sell Out

Enjoy this amazing landscape without the crowd, a perfect private tour for two.  Soar over Kauai's breathtaking mountains and waterfalls and discover a new side...

1 hour 5 minutesFree Cancellation
1 hour 5 minutesFree Cancellation
1 hour 5 minutes • Free Cancellation
4.9 (118)
from
$189
Ko Olina Catamaran Sail and Snorkel with Lunch

Set sail on a 3-hour Ko Olina catamaran cruise and explore the crystal-clear waters off Oahu’s western coast. Departing from the Ko Olina Marina, this...

3 hoursHotel pickup offeredFree Cancellation
3 hoursHotel pickup offeredFree Cancellation
3 hours • Hotel pickup offered • Free Cancellation
4.9 (638)
from
$195
Ultimate 3.5 hour Whale Watch & Snorkel
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 hoursFree Cancellation
3 to 4 hoursFree Cancellation
3 to 4 hours • Free Cancellation
5.0 (89)
from
$195
Half Day Oahu Combo Adventure: Bike, Sail and Snorkel

Join our Honolulu bike tour on the Bike, Sail & Snorkel adventure. This exhilarating Oahu combo tour from rainforest to reef combines views high above...

5 hours 30 minutesHotel pickup offeredFree Cancellation
5 hours 30 minutesHotel pickup offeredFree Cancellation
5 hours 30 minutes • Hotel pickup offered • Free Cancellation
4.7 (67)
from
$196.63
Swimming with Wild Dolphins Speedboat Adventure on Oahu

Join us for a once-in-a-lifetime opportunity to swim with wild dolphins in their natural habitat! After enjoying the dolphins, you'll snorkel with Hawaiian Green Sea...

3 hoursHotel pickup offeredFree Cancellation
3 hoursHotel pickup offeredFree Cancellation
3 hours • Hotel pickup offered • Free Cancellation
4.8 (168)
from
$199
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Cool Hawaii wants to make your searches as relevant as possible. That's why we offer many ways to help you find the right experiences for you.

On some pages, you can select how to sort the results we display and also use filter options to see only those search results that meet your chosen preferences. You'll see explanations of what those sort options mean when you select them.

If you see a Badge of Excellence label, the award is based on average review ratings, share of bookings with a review, and number of bookings through Cool Hawaii over a 12-month period.

The importance of any one factor over any other in a sort order varies, and the balance is constantly being reviewed and adjusted. We're always updating our systems and testing new ways to refine and improve your results to make them as relevant as possible to meet your needs.