Kauai, the Garden Isle, stands out among Hawaii’s islands for its dramatic landscapes, rugged coastlines, and lush valleys. It’s a place where the natural beauty is often best appreciated over a full day, allowing ample time to experience waterfalls, sea caves, and sweeping vistas. Whether you’re into boat journeys, cultural sites, or private hikes, Kauai’s full-day tours offer a chance to see the island’s most iconic sights with local guides who know the ins and outs. We especially like the Niihau and Na Pali Coast boat tour for its combination of adventure and scenery, and the private Kauaʻi adventure for a tailored experience away from the crowds.
For visitors seeking a taste of Kauai’s natural grandeur, these tours provide a great way to cover a lot of ground in one day. They’re perfect for those with limited time but who want an authentic, well-rounded experience—whether you prefer floating through caves, hiking remote trails, or exploring historic towns. All of this makes Kauai a prime choice for full-day adventures that combine nature, culture, and fun.
Quick Overview
Our list covers a variety of full-day experiences, from boat trips along the Na Pali Coast (see tour), to guided canyon and river tours (more info), as well as private customizable outings (details). We’ve also included tours that combine cultural sights with scenic drives and even scuba diving excursions for certified divers. Read on to find your ideal Kauai day trip.
1. Kauai: Niihau and Na Pali Coast Full-Day Boat Tour
At number one, this 7-hour boat tour takes you along the stunning Na Pali Coast, famous for its towering sea cliffs and waterfalls. The day begins with a continental breakfast and a deli-style lunch served onboard, fueling your exploration of sea caves, lava tubes, and hidden beaches. The highlight is heading across the channel to snorkel off the Forbidden Isle of Niihau, known for its pristine reefs and mostly private status. During certain seasons, you might even see dolphins, turtles, seals, or humpback whales.
This tour’s real draw is the chance to experience Hawaii’s most remote reef and enjoy the combination of scenic cruising and snorkeling in clear waters. The boat guides are well-versed in the coast’s geology and wildlife, making the trip both exciting and educational. The inclusion of breakfast, lunch, and drinks adds to its value, though it’s priced at $339 per person, making it an investment in a memorable day.
Bottom line: If you want a comprehensive, scenic sea adventure with snorkeling and wildlife viewing, this tour delivers. It’s best suited for active travelers comfortable on a boat and eager for immersive scenery and marine life.
2. Kauai: Full-Day Waimea Canyon & Wailua River Tour
For about $230, the 9.5-hour full-day tour combines two of Kauai’s most famous natural attractions—Waimea Canyon and the Wailua River. Your journey begins with stops at Koloa Town, where you can stroll through the historic streets, then moves on to the Grand Canyon of the Pacific. The Waimea Canyon offers panoramic views, colorful rock layers, and photo opportunities at multiple lookout points.
The tour continues with a scenic river cruise to the Fern Grotto, a lush cave accessible by boat, and visits the charming town of Koloa. What makes this tour stand out is the balance of nature, history, and culture, all delivered in a comfortable small-group setting with expert guides. The combination of canyon vistas and river scenery makes it a well-rounded introduction to Kauai’s diverse landscapes.
Bottom line: Great for travelers interested in both scenic views and local history, this tour offers a full day of exploring Kauai’s natural and cultural highlights at a reasonable price.
3. Kauai: Full-Day Kaua’i Adventure
At number three, this private tour offers a tailored experience led by an experienced local guide. For $921, up to four people can enjoy customized hikes and drives through Waimea Canyon and Kōkeʻe State Parks. The private nature of this trip means you can choose your pace and focus on what interests you most—be it native plants, birdwatching, or remote lookout points.
What makes this tour special is the opportunity for a personalized itinerary—you can hike as little or as much, and stop at local spots that most tours overlook. The guide’s expertise ensures you see native bird species and learn about the island’s ecology. Lunch is included, and the flexibility allows for a more intimate connection with Kauai’s natural environment.
Bottom line: Best suited for travelers who want a private, flexible day focused on nature and wildlife, and are willing to spend more for a personalized experience.
4. Kauai Full Day Tour with Cruise Ships or Kauai Airport Pickup
This 7-8 hour tour offers a practical way to see Kauai’s highlights if you’re arriving via cruise or flying into Lihue. For $230, the tour covers Hanapepe Town, famous for its swinging bridge and galleries, then ventures to Waimea Canyon, the Kalalau Lookout, Poipu Beach, and the Kauai Coffee Farm. The inclusion of Kalalau Valley Lookout—a rare feature among similar tours—makes this a standout.
Reviews are limited but note the tour’s convenience and the opportunity to see the most scenic spots in a day. Timing is flexible, with pickup points at the cruise port or airport, making it ideal for a quick introduction to the island.
Bottom line: Perfect for cruise passengers or short-stay visitors who want a rundown without the hassle of renting a car.
$230.00 per person
5. Kauai Highlights Full Day Tour with Waikiki Pickup
This full-day tour at $570 offers a comprehensive exploration from Honolulu, including Waimea Canyon, Kalalau Lookout, and Poipu Beach. It features hotel pickup in Waikiki, making it ideal for visitors staying on Oahu who want a guided day trip to Kauai’s highlights. The itinerary includes Kauai’s best viewpoints, with a special focus on Kalalau Valley, regarded as one of Hawaii’s most impressive vistas.
Though it’s the most expensive option, it’s designed for those seeking a seamless, all-inclusive day with hotel transfers from Waikiki, making it a hassle-free way to see Kauai for a day.
Bottom line: Best for first-time visitors on Oahu who want a guided, all-in-one experience, and are comfortable with a higher price tag for convenience.
$570.00 per person
6. Full-Day Private Kauai’s Waimea Canyon and South Side Tour
This private tour offers an exclusive 8.5-hour experience, tailored to your interests. Starting with hotel pickup, your guide takes you through Waimea Canyon, the Kalalau Lookout, and Poipu Beach Park, with stops at Spouting Horn and other landmarks. The private vehicle and guide provide flexibility to customize your itinerary, linger at favorite spots, or explore less-visited areas.
While the price is steep at over $1,700 per person, the personalized service makes it ideal for travelers seeking a luxury, private experience. The itinerary is flexible, and the guide’s local knowledge enhances the entire day.
Bottom line: Best suited for travelers who want a fully customized, private day with no compromises on comfort or pace.
$1,736.40 per person
7. Full Day Scuba Dive Off The Na Pali Coast, Kaua’i-Mana Crack
Finally, for certified divers, this 8-hour diving trip takes you to the Mana Crack, an 11-mile-long sunken barrier reef. Known for exceptional visibility and diverse marine life—including barracuda, eagle rays, reef sharks, and colorful fish—it’s one of the most impressive off-shore dive sites in Hawaii.
The tour’s appeal lies in its offshore location and the chance to explore Hawaii’s underwater topography in a less crowded environment. The dive is suited for experienced divers comfortable with long boat rides and open water conditions, with a price of $650 per person.
Bottom line: Ideal for certified divers wanting a unique off-shore experience, this tour offers a chance to see large marine animals and vibrant reefs away from crowded spots.
$650.00 per person
How to Choose Your Perfect Kauai Full-Day Tour
When selecting the right tour, consider your budget, fitness level, and interests. For a scenic sea adventure, the Niihau and Na Pali Coast boat tour (see tour) provides unbeatable views and snorkeling. If you prefer land-based exploration, the Waimea Canyon and Wailua River tour (more info) offers a mix of scenic vistas and cultural stops at a reasonable price.
For a personalized experience, the private Kauaʻi adventure (details) allows you to tailor your day and focus on what interests you most—hiking, birdwatching, or quiet reflection. Those with diving experience should consider the Mana Crack scuba tour for an underwater adventure.
Booking early is recommended, especially in peak seasons, to secure your spot and get the most out of Kauai’s incredible scenery.
Kauai’s full-day tours cater to a variety of interests—from boat lovers to hikers and underwater explorers. Whether you want to cruise along the coast, hike remote trails, or see the island’s most famous viewpoints, there’s a perfect option waiting. For most travelers, a combination of scenic drives and boat trips makes for a memorable, well-rounded experience—so choose based on your interests, budget, and energy level, and get ready for a day of unforgettable sights.