Outdoor Adventures Hawaii 2026 | Book Kauai Tours, Activities & Things to Do with HawaiiActivities.com
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Outdoor Adventures

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Hawaii's landscapes invite adventure at every turn. Hike through rainforests and volcanic crater trails, ride horseback along coastal cliffs, tear across rugged terrain by ATV, zip through forest canopies, and pedal past mountain slopes and sugarcane fields by bike. Stargazing tours bring the night sky to life on Maui's Haleakala and the Big Island's Mauna Kea. From beginner-friendly hikes to adrenaline-fueled off-road expeditions, outdoor activities span every island and every skill level.
Outdoor Adventures
Kauai ATV Tours & Off-Road Rides
Explore rugged trails, tropical valleys, and hidden waterfalls on exciting ATV & UTV tours in Kauai. Ride through private lands like Kipu Ranch on guided off-road adventures with scenic views, movie sites, and optional waterfall swims. All tours include safety gear, and most allow both drivers and passengers. Book early—tours often sell out weeks in advance.
Zipline Adventures
Soar through Kauai's lush tropical canopy on thrilling zipline courses that showcase the island's dramatic valleys, waterfalls, and mountain ridges. Kauai's ziplines rank among the longest and most scenic in Hawaii, with courses winding through former plantation lands and dense jungle terrain. Options range from beginner-friendly lines to advanced multi-line adventures spanning deep ravines. Several courses include suspension bridges, rappelling, and stops highlighting Kauai's natural history.
Hidden Waterfall Swim & Tours
Swimming beneath a waterfall is a must-do Kauai experience. One of the top spots is Secret Falls, accessible by kayak and a short hike along the scenic Wailua River. Guided tours combine paddling, hiking, and time to swim in refreshing jungle pools. Ideal for families and adventure seekers, these waterfall excursions are a fun and safe way to explore Kauai’s natural beauty and make unforgettable vacation memories.
Kauai Mountain Tubing Adventure
Float through the tunnels and canals of a former sugar plantation on one of Kauai's most unique adventures. Mountain tubing takes you down hand-dug irrigation flumes built over a century ago by plantation workers, winding through lush jungle and volcanic rock tunnels. Suitable for all ages, the gentle current carries you through the island's scenic interior with headlamp-lit tunnels and open-air stretches of tropical greenery. A one-of-a-kind experience combining island history with outdoor fun.
Hiking Tours & Nature Walks
Hike through some of Kauai’s most scenic landscapes with expert local guides. Choose from kayaking and hiking combo tours to Secret Falls, full-day treks through Waimea Canyon and Kōkeʻe State Park, or private custom hikes to exclusive locations. Explore lush rainforests, ridge trails with sweeping coastal views, and hidden jungle waterfalls. All tours include gear and are available in family-friendly or advanced adventure options—perfect for nature lovers and active travelers.

Top-Rated Activities for Kauai

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1

Kauai Mountain Tubing Adventure – Float Through Jungle Tunnels & Canals
USD 176.96
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2

Smith’s Fern Grotto River Cruise with Live Hawaiian Music & Hula
USD 35.00
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3

Smiths Family Garden Luau in Kauai - Authentic Hawaiian Dinner & Show
From USD 30.00
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4

Kauai Helicopter Tour & Eco Adventure Flight from Lihue - Blue Hawaiian Helicopters

From USD 429.00
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5

3.5-Hour Na Pali Sunset Dinner Cruise with Open Bar on Holo Holo Catamaran
From USD 247.32
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6

Kauai ATV Waterfall Tour at Kipu Ranch - Off-Road 3-Hour Expedition
From USD 211.90
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7

Wailua River Kayak & Secret Falls Hike - Guided Kauai Adventure
From USD 154.99
8% OFF
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8

5-Hour Liko Kauai Catamaran Tour - Na Pali Coast Sea Caves & Snorkel with Lunch
From USD 214.35
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9

Kipu Ranch ATV Tour – Scenic Ride Through Jurassic Park Film Locations
From USD 211.90
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10

Small-Group Napali Coast Boat Tour, Sea Caves, Snorkel & Lunch - Seiko Catamaran
From USD 235.89
(3)
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11

Private Kauai Doors On & Off Na Pali Coast Air Tour - Mauna Loa Helicopter
USD 359.00
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12

Inter-Island Trip Kauai to Oahu - Complete Pearl Harbor Day Tour with Airfare & Lunch Included
USD 572.92
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13

Kauai Na Pali Sunset Cruise with Open Bar & Taco Buffet Dinner - Lucky Lady
USD 222.86
(7)
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14

Luau Kalamaku Kauai – Award-Winning Hawaiian Dinner Show with Fire Knife Dance
From USD 179.06
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15

Deluxe Na Pali Experience Snorkel Tour, Breakfast & Lunch - Holo Holo Charters
From USD 274.20
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16

Holo Holo Super Kauai Snorkel Tour - Niihau & Na Pali Coast Adventure with Breakfast, Lunch & Drinks
From USD 338.72
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17

Kauai Shore Excursions - Wailua River Cruise to Fern Grotto & Smith's Luau Combo
USD 271.00
(1)
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18

Smith Family Garden Luau Shore Excursion - Kauai Cruise Ship Pickup with Dinner & Polynesian Show
USD 196.50
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19

Na Pali Coast Snorkel Tour with Lunch - Kauai Sea Tours Lucky Lady Catamaran
USD 233.73
(9)
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20

Air Kauai Helicopter Tours - Scenic Circle Island Flights from Lihue Airport
From USD 280.00
(7)

Latest reviews of Outdoor Adventures

Kauai Mountain Tubing Adventure – Float Through Jungle Tunnels & Canals

What a Blast!

2026/05/02 Couples Noyes

Had a great time! The Instructors were Amazing and we can’t wait to go again!

Kauai Mountain Tubing Adventure – Float Through Jungle Tunnels & Canals

Exhilarating FUN

2026/04/23 Families Sisser

The Mountain tubing adventure was just as advertised, lots of fun floating down the canals and tunnels. One person in our family was a bit claustrophobic in the tunnels but survived just fine. Our guides were really fun... more

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Kauai ATV Waterfall Tour at Kipu Ranch - Off-Road 3-Hour Expedition

Great time

2026/04/18 Families TH

We had a great time on this tour. David and Cousin Kyle were awesome guides! We liked hearing the history while enjoying the beautiful scenery. Swimming at the waterfall was amazing!

Kauai Mountain Tubing Adventure – Float Through Jungle Tunnels & Canals

Loved our tour guide!!

2026/04/12 Families with Young Children Cueviegas

Loved our tour guide Saybrin!!! She was HILLARIOUS!! The other 2 guides who helped were so helpful and kind as well. Water was cold but the tunnels and experience were awesome. Thanks for such a fun time!

Kauai Mountain Tubing Adventure – Float Through Jungle Tunnels & Canals

Tubing

2026/04/10 Families Freshmeat53

Fun for all. The guides made it fun and informative.

Kauai Mountain Tubing Adventure – Float Through Jungle Tunnels & Canals

Very fun!

2026/04/09 Couples Todd and Kim

We had a great time on our tubing adventure. The staff was so friendly and fun. They made sure they knew our names. Made lots of funny comments and just made it a lot more fun. Great experience .

Outdoor Adventures Hawaii 2026 | Book Kauai Tours, Activities & Things to Do with HawaiiActivities.com
Hawaii's landscapes invite adventure at every turn. Hike through rainforests and volcanic crater trails, ride horseback along coastal cliffs, tear across rugged terrain by ATV, zip through forest canopies, and pedal past mountain slopes and sugarcane fields by bike. Stargazing tours bring the night sky to life on Maui's Haleakala and the Big Island's Mauna Kea. From beginner-friendly hikes to adrenaline-fueled off-road expeditions, outdoor activities span every island and every skill level.