The Island of Hawaii offers some of the most memorable water-based experiences in the Pacific. With its extensive coastlines, abundant marine life, and dramatic volcanic scenery, boats and cruises here aren’t just a way to get on the water—they’re a chance to see the island’s natural beauty from a different perspective. Whether it’s spotting whales in season, snorkeling along vibrant reefs, or watching the sun set behind volcanic peaks, the variety of boat tours caters to all tastes. The best part is that these tours often include expert guides, snorkeling gear, and refreshments, making them a practical and immersive way to explore Hawaii’s marine environment.
Unlike many destinations, the Island of Hawaii provides experiences that range from quick half-hour cruises to luxurious overnight yacht trips. You’ll find options for wildlife enthusiasts, romantic couples, family travelers, and adventure seekers alike. For those who want a deeper connection with the ocean, each tour offers something special—whether it’s the chance to swim with sea turtles or listen to whale songs. Keep reading for a detailed look at the top cruises and boat tours across the island.
1. From Keauhou Bay: Snorkel Cruise to Captain Cook’s Monument
Starting at Keauhou Bay, this snorkel cruise takes you along the Kona coast to Kealakekua Bay, home of the famous Captain Cook monument. The tour lasts about 3 hours and is ideal for those who want to combine scenic sailing with underwater discovery. The boat navigates past ancient lava flows while the crew provides snorkeling gear and guidance to explore the turquoise waters. Expect to see schools of colorful fish, pods of spinner dolphins, and underwater lava formations that tell the story of Hawaii’s volcanic past.
Seasonally, from December through April, you may even spot majestic Hawaiian humpback whales. Reviews highlight the crew’s helpfulness and the educational, fun atmosphere, with many guests saying they enjoyed seeing marine life like dolphins and whales firsthand. For families or first-time snorkelers, the guides’ patience makes this a comfortable choice, and the included snacks and drinks round out the experience.
Bottom Line: This tour offers excellent value with a focus on snorkeling, wildlife viewing, and cultural sights. It’s perfect for travelers wanting a balanced mix of adventure and scenic beauty.
2. Big Island: 1.5-Hour Romantic Sunset Sail from Waikoloa
For a romantic evening, this 1.5-hour sunset sail from Waikoloa is hard to beat. The sleek sailing catamaran glides along the coast as you enjoy drinks and the spectacular Hawaiian sunset. It’s a quiet, intimate experience—perfect for couples looking to celebrate an anniversary or just relax together. The tour includes two complimentary bar drinks, and the crew creates a warm, friendly vibe that makes everyone feel special.
Guests often mention how peaceful and beautiful the sunset is, with some spotting wildlife like dolphins or green sea turtles during the cruise. It’s a shorter tour, but the scenic views and romantic setting make it a worthwhile choice for anyone wanting a memorable evening without a long commitment.
Bottom Line: A cost-effective, intimate experience ideal for couples, this sunset sail combines stunning scenery with drinks and relaxed atmosphere.
3. Big Island: Morning Snorkel Sail to Captain Cook’s Monument
This morning snorkel sail departs to Kealakekua Bay, offering a 4.5-hour adventure that pairs spectacular views with underwater exploration. The tour emphasizes snorkeling, with opportunities to see spinner dolphins, tropical fish, and underwater lava formations. The boat offers a comfortable, professional environment, with knowledgeable guides sharing Hawaiian history and marine facts, making it a well-rounded experience.
Guests appreciate the high safety standards and the chance to photograph Hawaiian Humpback whales during the season. The crew’s engaging presence and the chance to explore near underwater lava formations make this stand out. Plus, this year marks the 40th anniversary of their snorkeling adventures, adding a touch of tradition and trust.
Bottom Line: Perfect for those who want to combine Hawaiian history with marine life encounters, this tour offers a memorable, educational snorkeling outing.
4. Big Island: Kona Half-Day Boat Tour with Snorkeling & Lunch
Offering a half-day in Kona, this boat tour is about relaxation, fun, and getting in the water. Led by a captain with local insight, it takes you to Kealakekua Bay and Honaunau Bay for snorkeling, with the chance to explore sea caves and lava tubes. The tour includes a deli-style lunch, tropical snacks, and beverages, making it a complete package for families or groups wanting a mix of adventure and comfort.
Guests have raved about seeing whales, octopuses, and spinner dolphins, with guides like Brendan and Adam making the experience educational and enjoyable. The boat’s stability and the variety of snorkeling spots make it a good option for all skill levels.
Bottom Line: This tour offers good value with multiple snorkeling locations, a tasty lunch, and marine wildlife sightings all included.
5. Big Island: 3 Hour Waikoloa Snorkeling & Sailing Adventure
For a shorter but lively experience, this 3-hour sailing and snorkeling tour on the Spirit of Aloha catamaran is ideal. It departs from Waikoloa and Kohala, taking you to prime snorkeling reefs where you can see turtles, tropical fish, and maybe even an octopus. The boat’s comfort and the crew’s helpfulness make it enjoyable, especially for those who prefer a brisk adventure with plenty of marine encounters.
Guests mention the crew’s helpfulness and the stunning marine life, with some noting this as one of their best snorkeling experiences. It’s suitable for travelers with limited time who still want a full ocean experience.
Bottom Line: A quick, high-quality trip for snorkeling enthusiasts wanting to maximize marine encounters in a short time.
6. Honokohau: Kona Snorkel and Sail with Drinks and Snacks
This Honokohau tour combines sailing and snorkeling on a comfortable catamaran. It’s known for its friendly crew and accommodating nature, making it ideal for first-timers or those with mobility issues. You’ll sail along the Kona coastline, searching for dolphins, sea turtles, and whales if in season, while snorkeling in clear waters filled with colorful fish and coral reefs.
Guests appreciate the attentive staff and the extra effort to make everyone comfortable. Snacks and beverages keep everyone refreshed, and the chance to see marine mammals adds to the appeal.
Bottom Line: Great for those seeking an easygoing, inclusive trip with excellent wildlife viewing and snorkeling.
7. From Kona: Honokohau Sunset Boat Trip with Drinks and Snacks
This sunset cruise offers a peaceful 1.5-hour ride on a 53-foot catamaran. The focus on relaxation, combined with breathtaking sunset views over the Kona coast, makes it a favorite for couples. Two free alcoholic drinks per adult enhance the romantic vibe, and guests often mention how the guide Luke made the experience smooth and enjoyable.
The tour’s shorter duration makes it perfect for an early evening wind-down, especially if you’re looking for a memorable but not overly time-consuming experience.
Bottom Line: An intimate, romantic cruise ideal for couples wanting a quick, scenic, and drinks-included sunset.
8. Big Island: Luxury Catamaran Trip along the Kona Coast
For those seeking a truly exclusive experience, this luxury catamaran offers a maximum of 6 guests with private quarters. This four-hour trip combines snorkeling with a private and spacious environment. You might see wild dolphins or green sea turtles, and enjoy a freshly prepared lunch—either a picnic or bento box with grilled fish.
While the reviews show some disappointment with the advertised locations, overall, the boat’s comfort, privacy, and personalized service make this a special choice for travelers looking for peace and privacy.
Bottom Line: Best suited for discerning travelers wanting a private, high-end yachting experience with personalized service.
9. Kailua Kona: Humpback Whale Watching Adventure Cruise
This whale watching tour offers a 2.5-hour chance to see Hawaii’s most famous marine mammals in their winter breeding grounds. The boat has a whale sighting guarantee, and the guides share the song of humpback whales through an underwater hydrophone, creating a special auditory experience.
While some reviews mention not seeing whales, others rave about the smooth ride, the knowledgeable crew, and the opportunity to see dolphins and other marine life. It’s a practical choice for travelers interested in marine wildlife during the season.
Bottom Line: A reliable, shorter whale watching tour that’s perfect for wildlife enthusiasts, especially from December to March.
10. Dolphin Watch Snorkel and BBQ in Kona, Big Island
Combine dolphin watching and snorkeling with a casual BBQ on this three-hour speedboat tour. It’s a lively, family-friendly trip where you’ll search out wild dolphins, snorkel in scenic spots, and enjoy a Hawaiian-style BBQ lunch. The tour focuses on unique, less accessible snorkeling locations, so you get a chance at more exclusive marine encounters.
Reef fish, sea turtles, and dolphins are all part of the experience, and the opportunity to whale watch is available from November through March. Guests love the fun atmosphere and the chance to combine wildlife viewing with a relaxed meal.
Bottom Line: Ideal for families or groups wanting a lively outing with snorkeling, dolphin sightings, and a backyard-style BBQ.
11. Honokohau: Kona Whale Watching Catamaran Cruise
This shorter (1.5-hour) whale watch from Honokohau offers an accessible way to see humpbacks in their natural habitat. The cruise is comfortable and relaxed, with guides who share insights about these gentle giants. While some travelers mention they didn’t see whales, the crew’s professionalism and the scenic voyage make it a solid choice for whale enthusiasts.
It’s a straightforward tour, perfect if you’re tight on time but eager to try whale watching during the season.
Bottom Line: A quick, convenient whale-watching trip that emphasizes comfort and expert commentary.
How to Choose Your Perfect Hawaii Water Tour
When selecting a cruise or boat tour, consider your budget, time available, and interests. Want to snorkel with sea turtles? The Kona Half-Day Boat Tour offers a good balance of marine encounters and comfort. Looking for a romantic sunset? The Sunset Sail from Waikoloa is ideal. Families or wildlife lovers should consider the Dolphin Watch and BBQ for its lively atmosphere and diverse marine life.
Booking early is recommended, especially during peak whale season (December–April), and always check availability because some tours fill up fast. Think about how much time you want to spend on the water—shorter tours are just as fun but less exhausting, while longer trips can include more snorkeling or wildlife encounters.
Final Thoughts
The Island of Hawaii truly has a wide range of cruises and boat tours to suit different tastes and schedules. For a quick, family-friendly snorkel, the From Keauhou Bay tour offers excellent value. Couples seeking romance can opt for the Sunset Sail from Waikoloa, while the adventurous might prefer a full-day snorkel trip to Captain Cook’s monument.
Those looking for exclusivity should consider the Luxury Catamaran, which provides a private, high-end experience. Whichever you choose, booking early and checking the weather forecast will help ensure a smooth, memorable outing in this island paradise.
Happy sailing, snorkeling, and whale watching!