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

Hawaii, USA
Oahu: Submarine Scooter Adventure

Dive into an unforgettable underwater adventure on Oahu’s beautiful Maunalua Bay. Cruise past the iconic Diamond Head Crater aboard a comfortable power catamaran before descending …More

Dive into an unforgettable underwater adventure on Oahu’s beautiful Maunalua Bay. Cruise past the iconic Diamond Head Crater aboard a comfortable power catamaran before descending...

2 hours
4.8 (2,391)
from
$188
Molokini Crater Snorkel and Turtle Cove High Quality Adventure!

Join us for a HIGH QUALITY, small group snorkel aboard REEF EXPLORER, Maui's only luxury SUPER RAFT and snorkel the world famous Molokini Crater. Enjoy …More

Join us for a HIGH QUALITY, small group snorkel aboard REEF EXPLORER, Maui's only luxury SUPER RAFT and snorkel the world famous Molokini Crater. Enjoy...

4 hours • Free Cancellation
4.9 (1,517)
from
$205
Oahu Dolphin and Snorkel Tour with Waikiki Pickup & Lunch

Dolphins and You has been taking guests out on the waters of Oahu for more than 35 years. The experience combines dolphin watching, snorkeling, lunch, …More

Dolphins and You has been taking guests out on the waters of Oahu for more than 35 years. The experience combines dolphin watching, snorkeling, lunch,...

3 hours • Hotel pickup offered • Free Cancellation
4.6 (1,619)
from
$183
Waikiki Turtle Canyon Guided Snorkel: Turtle Guarantee

Choose Cool Hawaii’s most-reviewed Turtle Canyon snorkel tour, with more than 4,800 traveler reviews and an experienced crew focused on a professionally guided in-water experience. …More

Likely to Sell Out
Likely to Sell Out

Choose Cool Hawaii’s most-reviewed Turtle Canyon snorkel tour, with more than 4,800 traveler reviews and an experienced crew focused on a professionally guided in-water experience....

2 hours • Free Cancellation
4.9 (4,826)
from
$62
Waikiki: Small Group Turtle Canyon Snorkel Boat Tour

Join a small group Waikiki snorkel tour with a guarantee: if you don’t see turtles, book again for free. With only 6 passengers on our …More

Likely to Sell Out
Likely to Sell Out

Join a small group Waikiki snorkel tour with a guarantee: if you don’t see turtles, book again for free. With only 6 passengers on our...

2 hours • Free Cancellation
5.0 (504)
from
$72
Hawaiian Parasail Since 1977

Experience one of Oahu’s most popular water adventures with a Waikiki parasailing tour. Perfect for thrill-seekers and first-timers alike, this guided flight lifts you high …More

Experience one of Oahu’s most popular water adventures with a Waikiki parasailing tour. Perfect for thrill-seekers and first-timers alike, this guided flight lifts you high...

1 hour • Free Cancellation
4.9 (1,346)
from
$50
Oahu: North Shore Shark Cage Diving

Discover the open-ocean world of sharks on this unforgettable Oahu shark cage diving tour. More than just an adventure, this educational experience gives you a …More

Likely to Sell Out
Likely to Sell Out

Discover the open-ocean world of sharks on this unforgettable Oahu shark cage diving tour. More than just an adventure, this educational experience gives you a...

2 hours • Free Cancellation
4.9 (1,459)
from
$100
Maui Eco-Raft Tour: Eye-Level Whale or Dolphin Watching - Lahaina

Eye-level whale watching (or summer time dolphin watching) onboard our low-to-water small group zodiac rafts. Native Hawaiian owned and voted Cool Hawaiis Traveler's Choice, Hawaii …More

Likely to Sell Out
Likely to Sell Out

Eye-level whale watching (or summer time dolphin watching) onboard our low-to-water small group zodiac rafts. Native Hawaiian owned and voted Cool Hawaiis Traveler's Choice, Hawaii...

2 hours • Free Cancellation
4.9 (2,733)
from
$85
Waikiki Parasailing in Hawaii from Oahu

Experience the thrill of parasailing over Hawaii’s stunning coastline as you glide above crystal-clear waters and lush island landscapes. You’ll soar high above Waikiki, taking …More

Likely to Sell Out
Likely to Sell Out

Experience the thrill of parasailing over Hawaii’s stunning coastline as you glide above crystal-clear waters and lush island landscapes. You’ll soar high above Waikiki, taking...

1 hour • Free Cancellation
4.7 (501)
from
$45
Kaanapali Beach Parasailing: Soar Above Maui’s Stunning Coastline

Experience stunning aerial views of Maui’s pristine coastline, lush landscapes, and turquoise waters from the comfort of your harness. Launch from the beautiful Kaanapali Beach, …More

Likely to Sell Out
Likely to Sell Out

Experience stunning aerial views of Maui’s pristine coastline, lush landscapes, and turquoise waters from the comfort of your harness. Launch from the beautiful Kaanapali Beach,...

1 hour • Free Cancellation
4.8 (91)
from
$79
Wailua River Kayak and Sacred Falls Guided Hike with Lunch

Experience Kauai’s unforgettable Wailua River Kayak & Sacred Falls Hike—a 5-hour family-friendly adventure that combines serene river paddling, a rainforest hike, swimming beneath a 120-foot …More

Experience Kauai’s unforgettable Wailua River Kayak & Sacred Falls Hike—a 5-hour family-friendly adventure that combines serene river paddling, a rainforest hike, swimming beneath a 120-foot...

5 hours • Free Cancellation
4.8 (801)
from
$155
Maui: Turtle Reef Morning Snorkel Cruise with Breakfast & Lunch

This experience combines great snorkeling with a fun, comfortable boat designed for all ages. The Quicksilver is a spacious double decker catamaran featuring a waterslide …More

This experience combines great snorkeling with a fun, comfortable boat designed for all ages. The Quicksilver is a spacious double decker catamaran featuring a waterslide...

5 hours • Free Cancellation
4.6 (529)
from
$100
Waikiki and Diamond Head Parasailing Experience

Take flight up to 1,000 feet above Oahu’s famous coastline on a thrilling 1-hour parasailing adventure from Waikiki. Launch from the boat and soar over …More

Take flight up to 1,000 feet above Oahu’s famous coastline on a thrilling 1-hour parasailing adventure from Waikiki. Launch from the boat and soar over...

1 hour • Free Cancellation
4.9 (215)
from
$34
Maui Snorkeling Adventure to Molokini and Turtle Town

Visit Maui’s famous snorkeling and diving destinations Molokini Crater and Turtle Town (or Coral Gardens) on a snorkeling catamaran! Molokini is an extinct volcanic cone …More

Visit Maui’s famous snorkeling and diving destinations Molokini Crater and Turtle Town (or Coral Gardens) on a snorkeling catamaran! Molokini is an extinct volcanic cone...

5 hours 30 minutes • Free Cancellation
4.6 (2,315)
from
$160
2 Tank Lanai Cathedral Scuba Dive Via Boat for Certified Divers

Dive Lanai’s famous caverns, lava shoots, swim throughs, and arches on Maui's most popular 2 Tank boat dive. Ancient lava flows have created a stunning …More

Likely to Sell Out
Likely to Sell Out

Dive Lanai’s famous caverns, lava shoots, swim throughs, and arches on Maui's most popular 2 Tank boat dive. Ancient lava flows have created a stunning...

6 hours • Free Cancellation
5.0 (602)
from
$307
Maui: Molokini and Turtle Town Snorkeling aboard Pride of Maui

Maui's largest Maxi Power Catamaran, with sprawling open space. We limit number of passengers to half our Coast Guard capacity. Uncrowded, Unhurried, Unsurpassed service with …More

Likely to Sell Out
Likely to Sell Out

Maui's largest Maxi Power Catamaran, with sprawling open space. We limit number of passengers to half our Coast Guard capacity. Uncrowded, Unhurried, Unsurpassed service with...

5 hours • Free Cancellation
4.8 (1,250)
from
$233
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