Discover the charm and hidden gems of Keauhou Bay with customized tours. Whether it’s your first visit or a return trip, we craft unforgettable experiences with personalized itineraries. Book your Big Island of Hawaii tours today for an insider’s view of the best sights and attractions!
Kona’s Best Morning Snorkel: Captain Cook & Kealakekua Bay
Since 1971, we've taken pride in offering a top-tier snorkeling experience backed by decades of expertise and a highly trained, lifeguard-certified crew. When you join us, you’re in the hands of professionals dedicated to safety, comfort, and making your time at Kealakekua Bay truly unforgettable.
Our award-winning snorkel tour takes you to this protected marine sanctuary, home to the Captain Cook Monument and some of Hawai‘i’s most pristine waters. Along the way, our crew shares the rich cultural and historical significance of the coastline.
Upon arrival, dive into crystal-clear waters, encounter vibrant marine life, or enjoy the thrills of our water slides and high dive. Snorkel gear and a variety of flotation options ensure a comfortable experience for all skill levels.
As we return to Keauhou Bay, take in the stunning coastal views while learning about Hawai‘i’s marine ecosystem, coral reefs, and conservation efforts—an experience that stays with you long after the journey ends.
Duration: 4 hours 30 minutes.
Our award-winning snorkel tour takes you to this protected marine sanctuary, home to the Captain Cook Monument and some of Hawai‘i’s most pristine waters. Along the way, our crew shares the rich cultural and historical significance of the coastline.
Upon arrival, dive into crystal-clear waters, encounter vibrant marine life, or enjoy the thrills of our water slides and high dive. Snorkel gear and a variety of flotation options ensure a comfortable experience for all skill levels.
As we return to Keauhou Bay, take in the stunning coastal views while learning about Hawai‘i’s marine ecosystem, coral reefs, and conservation efforts—an experience that stays with you long after the journey ends.
Duration: 4 hours 30 minutes.
Manta Ray Night Snorkel Experience of a Lifetime
Attention to detail, safety, and our expert crew set this excursion apart. During this tour we can visit either the northern manta site near the Kona airport, or venture further south to Keauhou depending on where the best manta sightings have been. Our licensed captains and dedicated guides are pulling out all the stops to make sure you get the best viewing possible.
Prior swimming & snorkeling experience is required to book this activity. Guest's must be able to independently climb up a vertical boat ladder. Not recommended for guest's who have undergone surgery or have mobility/physical restrictions. Not recommended for pregnant women. Contact tour operator for exceptions.
This family run business takes pride in sharing the importance of taking care or our land, ocean, animals, and each other.
You must arrive on time for check in time provided by your tour provider, check in time may be up to 40 minutes prior to scheduled tour time.
Duration: 2 hours.
Prior swimming & snorkeling experience is required to book this activity. Guest's must be able to independently climb up a vertical boat ladder. Not recommended for guest's who have undergone surgery or have mobility/physical restrictions. Not recommended for pregnant women. Contact tour operator for exceptions.
This family run business takes pride in sharing the importance of taking care or our land, ocean, animals, and each other.
You must arrive on time for check in time provided by your tour provider, check in time may be up to 40 minutes prior to scheduled tour time.
Duration: 2 hours.
Dolphin, Sea Cave & Captain Cook Snorkel Combo in Kealakekua Bay
Daytime Snorkel Adventure – Captain Cook Monument & Kealakekua Bay
Snorkel the vibrant coral reefs at Kealakekua Bay, home of the Captain Cook Monument
Explore hidden sea caves, lava tubes, coves, and dramatic coastline features
Chance encounters with wild dolphins and whales along the way
Ride aboard a Zodiac RIB speed boat—the same style used by Navy SEALs, built for both speed and agility
Enjoy fresh pineapple and bottled water served on board
Snorkel gear is included in your tour
Avoid the crowds with our small-group experience, far from the big boats that pack in up to 60 people
Wetsuits, lifejackets, and GoPros are available for rent at our BIO storefront prior to your trip during check-in
Join us for a scenic, safe, and unforgettable snorkel adventure along Hawaii’s breathtaking Kona Coast!
Duration: 2 hours 30 minutes.
Snorkel the vibrant coral reefs at Kealakekua Bay, home of the Captain Cook Monument
Explore hidden sea caves, lava tubes, coves, and dramatic coastline features
Chance encounters with wild dolphins and whales along the way
Ride aboard a Zodiac RIB speed boat—the same style used by Navy SEALs, built for both speed and agility
Enjoy fresh pineapple and bottled water served on board
Snorkel gear is included in your tour
Avoid the crowds with our small-group experience, far from the big boats that pack in up to 60 people
Wetsuits, lifejackets, and GoPros are available for rent at our BIO storefront prior to your trip during check-in
Join us for a scenic, safe, and unforgettable snorkel adventure along Hawaii’s breathtaking Kona Coast!
Duration: 2 hours 30 minutes.
Ali'i Private Tour in Luxury Van
*Just added to this tour, now fully customizable for all of the West side of the big island, no longer just the Ali'i Drive waterfront area* See all the highlights of Ali'i Drive at your pace in our luxurious custom van. Do you want a mix of beach, shopping and dinning on your timing? Let us haul your group around!
We can accommodate if your group wants to split up or even a trip to the grocery store. All tours include the complementary use of beach gear including 2 beach umbrellas, chairs and towels. Price per group not per person (max 8).
Unmatched flexibility, have something in mind just ask.
Duration: 5 hours.
We can accommodate if your group wants to split up or even a trip to the grocery store. All tours include the complementary use of beach gear including 2 beach umbrellas, chairs and towels. Price per group not per person (max 8).
Unmatched flexibility, have something in mind just ask.
Duration: 5 hours.
Kona Manta Ray Night Snorkel Adventure! Small Group
What Makes Our Manta Ray Night Snorkel Unique
One of the only places on Earth to snorkel with manta rays at night—in their natural habitat
Small group size (maximum 17 guests) for a personal, uncrowded experience—unlike other boats carrying 40–60 people
Quick 3–5 minute boat ride from the harbor to the manta site (not 30 minutes each way like many other operators)
Industry-leading light system with over 150,000 lumens of blue dive lights, attracting more plankton and increasing manta activity
Custom light boards designed to keep you comfortably floating while mantas glide inches below
Later tour times available, which statistically have fewer boats and more mantas
Manta Guarantee — If no manta rays are seen, direct booking guests can rebook for free until they do (subject to availability)
Staffed by a licensed captain, certified lifeguard, and trained swim guide for safety
Run by a local, family-owned company that values education, conservation, and sharing the spirit of aloha
Duration: .
One of the only places on Earth to snorkel with manta rays at night—in their natural habitat
Small group size (maximum 17 guests) for a personal, uncrowded experience—unlike other boats carrying 40–60 people
Quick 3–5 minute boat ride from the harbor to the manta site (not 30 minutes each way like many other operators)
Industry-leading light system with over 150,000 lumens of blue dive lights, attracting more plankton and increasing manta activity
Custom light boards designed to keep you comfortably floating while mantas glide inches below
Later tour times available, which statistically have fewer boats and more mantas
Manta Guarantee — If no manta rays are seen, direct booking guests can rebook for free until they do (subject to availability)
Staffed by a licensed captain, certified lifeguard, and trained swim guide for safety
Run by a local, family-owned company that values education, conservation, and sharing the spirit of aloha
Duration: .
