The Island of Hawaii offers some of the most remarkable snorkeling opportunities in the United States, thanks to its clear waters, vibrant marine life, and diverse underwater landscapes. Whether you’re after a relaxed cruise with chances to see dolphins, an adrenaline-fueled exploration of sea caves, or an unforgettable encounter with manta rays at sunset, this island has it all. What sets these experiences apart is their commitment to eco-friendly practices, small-group intimacy, and unique settings like lava tubes and marine sanctuaries.
Since there’s such a variety of options, choosing the right tour can be tricky. We’ve narrowed down the best snorkeling experiences to help you find one that suits your style, budget, and schedule. From half-day boat trips to specialized manta ray swims, each offers a different angle on Hawaii’s underwater magic. All tours are designed to deliver both fun and authenticity, so let’s dive into what makes each one special.
1. From Hawaii: Eco-Friendly Snorkeling Experience with BBQ
This eco-certified snorkeling cruise is a smooth mix of marine wildlife viewing, environmental responsibility, and good food. It lasts about 4.5 hours, making it a manageable half-day adventure. The boat takes you through protected marine sanctuaries like Red Hill, home to over 600 species of ocean life, including dolphins and tropical fish. What makes this tour stand out is its dedication to sustainability—no single-use plastics, eco-friendly gear, and efforts to minimize underwater impact.
The crew’s reputation for friendly, attentive service is evident in rave reviews, like the comment: “The crew was amazing and made it a memorable trip.” Snorkeling gear is provided free of charge, and the included lunch is hearty and delicious, perfect for refueling after a swim. If you’re interested in a tour that balances fun with eco-responsibility, this one is a top choice. Plus, the small group size ensures personal attention during your underwater adventures.
Bottom Line: For an environmentally conscious, family-friendly snorkel with dolphin sightings and a tasty BBQ, this tour offers excellent value and a warm, welcoming vibe.
2. Big Island: South Kona Snorkeling and Coastline Exploration
For about five hours, this South Kona snorkeling and coastline tour takes you on an active exploration of three different reef sites. The trip uses a rigid-hull inflatable with a shade canopy, allowing access to remote spots with minimal fuss. You’ll see sea caves, lava tubes, and a variety of marine life, including turtles and even small sharks as some guests have reported seeing.
The guide’s knowledge about the local environment makes the journey educational as well as fun. The tour includes snacks and a hearty lunch, making it ideal for travelers who want a comprehensive day with multiple snorkeling stops. Guests have praised the experienced captain and the diversity of sights, from reef life to lava formations.
This tour is perfect if you’re after an adventure-heavy experience that combines exploration with wildlife encounters, and you’re comfortable with a more active outing. The small group size and remote locations make for a more intimate experience, but it does require a bit of stamina to enjoy the full trip.
Bottom Line: If exploring sea caves and discovering diverse reefs are your priorities, this tour delivers a memorable day out on the Big Island’s rugged coast.
3. Kailua-Kona: Manta Ray Snorkeling with Hot Cocoa
This Manta Ray snorkeling tour is a true highlight for wildlife lovers looking for an extraordinary encounter. It lasts about two hours, with options for sunset or moonlit tours, which means you can choose the timing that best fits your evening plans. The highlight is swimming with majestic giant oceanic manta rays in their natural habitat—an experience that rarely leaves guests indifferent.
Board Kibou at Honokohau Small Boat Harbor and set out to sea. The boat’s lights attract plankton, which in turn draws the manta rays close. The crew provides safety instructions and tips for interacting with these gentle giants, often seen swimming just inches below your face mask. Reviewers consistently mention how breathtaking it is to have multiple mantas glide beneath and around them, sometimes even right up close.
Priced at $125, this tour is a relatively quick but unforgettable experience. It’s perfect for those who want a short, high-impact wildlife adventure. The warm cocoa served on the return trip provides a cozy finish to a spectacular outing.
Bottom Line: For a once-in-a-lifetime chance to snorkel with manta rays in Hawaii, this tour offers intimacy, education, and awe-inspiring marine encounters.
4. Big Island: Kona Half-Day Boat Tour with Snorkeling & Lunch
If you want a classic boat snorkeling trip with a relaxed vibe, this half-day Kona tour hits all the right notes. It lasts about 4.5 hours, making it suitable for travelers with limited time. The boat is a rigid inflatable that offers comfort and stability as you cruise along the Kona Coast, one of Hawaii’s most scenic stretches.
You’ll snorkel at two top spots—Kealakekua Bay and Honaunau Bay—both known for clear waters and abundant marine life, including turtles and colorful fish. The captain shares fun facts about the area’s volcanic formations, such as lava tubes and sea caves, which add an interesting layer to your experience. Guests appreciate the professional guides and the chance to see wildlife up close.
The tour includes a deli-style lunch and tropical snacks, making it an excellent value for the price. Reviewers mention how this trip is great for all ages and how the crew’s attention to safety and education enriches the experience.
Bottom Line: For a well-rounded, half-day snorkeling adventure that combines scenery, wildlife, and good food, this tour is a reliable choice for families and solo travelers alike.
5. Big Island: 3 Hour Waikoloa Snorkeling & Sailing Adventure
This sailing and snorkeling trip on the Spirit of Aloha catamaran offers a comfortable, relaxed way to enjoy Hawaii’s marine life. Lasting three hours, it’s perfect for those who want a quick but quality outing with options for morning or afternoon departures. The boat’s spacious design ensures a comfortable ride and easy access to the water.
During the trip, you’ll explore the Waikoloa and Kohala-Kona coastlines, known for their scenic beauty and plentiful sea life. Snorkeling at designated reefs, guests often see dolphins, sea turtles, and tropical fish. The crew’s friendly approach and safety-conscious attitude are consistently highlighted in reviews, along with the inclusion of drinks, sandwiches, and light snacks.
While some guests note that the boat can feel a bit crowded, the overall experience is positive, especially for those who prefer sailing over traditional motorized tours. This tour suits travelers short on time but eager to enjoy Hawaii’s underwater world with a relaxed, social atmosphere.
Bottom Line: If you want a fun, scenic sail with snorkeling and light refreshments, this trip fits well into a half-day schedule and offers a calm, comfortable outing.
How to Choose Your Ideal Snorkeling Experience
When picking the right Hawaii snorkeling tour, consider your budget, available time, and what kind of marine encounters excite you most. For eco-conscious travelers, the eco-friendly cruise offers a responsible approach to exploring marine sanctuaries. If encountering manta rays is a priority, the Kona manta swim provides an unforgettable, close-up experience, especially at sunset or under moonlight. For those wanting a more active exploration of lava caves and reefs, the Big Island coast tour combines adventure with wildlife viewing.
Budget-wise, the Manta Ray tour is quite accessible at $125, while the half-day Kona trip offers good value with comprehensive stops and included lunch. Time-wise, if you’re short on days, the 3-hour Waikoloa sailing provides a quick but satisfying splash into Hawaii’s waters.
Booking early is recommended, especially in peak seasons, and always check availability to match your preferred dates.
To sum it up, whether you’re looking for a responsible eco-adventure, an incredible manta ray encounter, or a scenic cruise along the coast, the Island of Hawaii offers options for all interests. The key is to match your choice with your schedule, budget, and curiosity about Hawaii’s underwater world. Each of these tours promises a memorable experience—so pick one, book early, and get ready to see Hawaii from beneath the waves.