The Island of Hawaii offers a stunning array of experiences that go beyond the typical beach vacation. Its diverse landscapes, active volcanoes, vibrant marine life, and star-studded skies make it a premier spot for unique and memorable tours. We particularly love the night manta ray adventures — both snorkeling and swimming with these gentle giants are unforgettable, especially after sunset when these creatures feed just below the surface. For a different kind of underwater thrill, the Underwater Submarine Adventure offers a rare glimpse into Hawaii’s marine world without getting wet, making it perfect for families or those less comfortable in the water. And for nature lovers, the Kohala Waterfalls tour provides a peaceful walk through lush scenery ending with a refreshing dip under cascading falls.
One thing’s for sure: whether you’re keen on seeing whales, exploring lava fields, or star-gazing over Mauna Kea, the Big Island’s tours are crafted to showcase its natural wonders in ways that are both exciting and authentic.
Quick Overview of the Best Tours in Hawaii
This list features a wide variety of snorkeling, whale watching, volcano and stargazing, waterfalls, ziplining, and sailing adventures. For example, the Kailua Kona Night Manta Ray Adventure immerses you in the magic of the ocean after dark, while the Big Island Volcano and Stargazing Tour combines a daytime exploration of volcanic landscapes with an evening of celestial viewing. If marine life is your focus, the Snorkel with Manta Rays or whale-watching cruises provide close-up encounters. For thrill-seekers, the Kohala Zipline and Waterfalls offers a full day of airborne fun with scenic river pools. Now, let’s take a detailed look at each.
1. Kailua Kona: Night Manta Ray Adventure on the Big Island
At number 1, we have the Night Manta Ray Adventure that’s perfect for those looking to tick a bucket list item. For around $122, you get a 2.5-hour guided night snorkeling cruise where giant manta rays feed just inches below you. This tour is rated 4.8 out of 5 based on over 1,000 reviews, highlighting consistent positive feedback. It’s especially popular because of the chance to see these mysterious creatures in their natural feeding behavior. The illuminated plankton attracts the mantas, creating a surreal underwater ballet.
Tour guides are well-versed in manta behavior and safety protocols, making this experience accessible to beginners. The tour’s intimate size and focus on marine conservation make it feel both educational and exhilarating. Expect to snorkel in calm, warm waters, and see manta rays gracefully glide through the water, illuminated by underwater lights. A highlight, according to many visitors, is the feeling of floating silently as these majestic animals swirl beneath you.
Bottom Line: If you’re after a truly unique, close-up encounter with Hawaii’s marine giants, this night adventure is hard to beat.
2. Big Island: Night Swim with Manta Ray with Hot Chocolate
For a more immersive experience, the Night Swim with Manta Ray tour offers the chance to actually swim with these gentle giants after sunset — a rare opportunity that few destinations can match. At just 75 minutes and costing $146, this eco-friendly tour includes all snorkel gear, wetsuits, and flotation devices, making it suitable for most swimmers. The tour’s highlight is the floating light raft that attracts plankton, drawing manta rays close enough for you to see them feeding just above you.
What sets this tour apart is the chance to get within arm’s reach of a manta, often described as “magical” and “surreal.” After your swim, enjoy hot chocolate and cookies, which provide a welcome warm-up. Rated 4.9 out of 5 with over 400 reviews, many mention the peaceful atmosphere and awe-inspiring views. It’s ideal for those wanting a more active, hands-on experience with marine life.
Bottom Line: If you want to snorkel with Hawaii’s iconic manta rays and enjoy a cozy post-swim treat, this tour offers both adventure and comfort.
3. From Keauhou Bay: Snorkel Cruise to Captain Cook’s Monument
Sailing along the Kona coast on the Snorkel Cruise to Captain Cook’s Monument is a top pick for history buffs and marine lovers alike. For $136, the 3-hour tour includes snorkeling in Kealakekua Bay, famous for its vibrant reef and diverse marine life. The tour is rated 4.9 out of 5 based on 235 reviews, emphasizing its reliability and quality.
The highlight is snorkeling near the historic Captain Cook monument, a must-see site where the explorer first landed. Expect to see schools of colorful fish, spinner dolphins (seasonally), and underwater lava formations. The crew is knowledgeable about the area’s history and ecology, making this both an educational and scenic trip. The calm bay waters ensure a safe experience for beginners.
Bottom Line: This tour provides a perfect balance of cultural history and underwater beauty, suitable for families and snorkelers of all levels.
4. Kailua-Kona: Whale Watching Cruise on the Big Island
From December through mid-April, whale watching in Kona is one of the best on the planet. For $115 and 2.5 hours, this cruise offers excellent value, with a chance to see humpbacks, including mothers and calves, in their natural habitat. With a 4.8-star rating from 240 reviews, it’s clear this tour consistently delivers on its promise. The use of hydrophones lets you hear the whales singing, adding an extra layer of magic.
Many travelers comment on the “up-close” viewing opportunities and the chance to see whales breach or spyhop. Seasonally, you might also catch glimpses of breaching humpbacks or even sea turtles swimming past the boat. Perfect for families and nature lovers, this tour emphasizes respectful wildlife viewing and conservation.
Bottom Line: During whale season, this cruise offers a memorable, affordable way to witness one of Hawaii’s most iconic migrations.
5. Big Island, Hawaii: Volcano and Stargazing Tour with Dinner
For an all-day adventure, the Volcano and Stargazing Tour combines the island’s fiery and celestial wonders. For $287, you’ll visit Hawaii Volcanoes National Park, see flowing lava (seasonally), explore a Kona coffee farm, and enjoy a hearty dinner. The 12-hour itinerary is perfect for those wanting an in-depth experience.
What makes this tour stand out is the combination of daytime volcano exploration with an evening of stargazing near Mauna Kea. The clear night sky offers views of planets, stars, and the Milky Way, making it a photographer’s dream. The guide shares insights into the geology and culture of the island, making this both educational and awe-inspiring.
Bottom Line: This tour suits travelers who want a comprehensive day and night experience, blending adventure, education, and incredible views.
6. From Hawaii: Eco-Friendly Snorkeling Experience with BBQ
Rated 4.8 out of 5 with 150 reviews, this eco-certified snorkeling tour takes you through Kona’s protected marine sanctuaries on a sustainable vessel. For $195, the 4.5-hour experience includes lunch with a tasty BBQ, snorkeling gear, and opportunities to see dolphins and marine life in their natural environment. Many reviewers praise the knowledgeable crew and the chance to snorkel in calm, clear waters teeming with fish.
The tour emphasizes conservation and environmental responsibility, making it ideal for eco-minded travelers. The boat’s shallow draft allows access to shallow reefs and sea caves, providing a rich underwater experience for both beginners and seasoned snorkelers.
Bottom Line: If you want a responsible, well-organized snorkeling trip with good food and plentiful wildlife, this tour checks all boxes.
7. Big Island: Snorkel with Manta Rays – Manta Guarantee
Rated 4.9/5 from 110 reviews, this Snorkel with Manta Rays tour is often called one of the top ten things to do in Hawaii by the Travel Channel. For $141, you spend around 2 hours in the water floating above the feeding mantas, often described as “ballet-like” and “magical.” The tour guarantees sightings, and many visitors report spectacular encounters with these gentle, winged giants.
The tour departs from a well-known manta village, and the guides’ expertise ensures a safe, calming experience. Many reviews mention how humbling it is to watch mantas dance silently beneath you, often described as “a moment I will never forget.” It’s ideal for travelers wanting a short, intense, and highly rewarding adventure.
Bottom Line: Perfect for those seeking a brief but profound marine encounter, with a solid reputation and manta guarantee.
8. Big Island: Kealakekua Bay, Captain Cook & Marine Life Tour
This Kealakekua Bay Marine Life Tour offers a 4-hour cruise rated 4.8 stars from 129 reviews. It combines snorkeling with a visit to the historic Captain Cook site, giving you a mix of underwater beauty and cultural history. Expect to see colorful sea creatures, dolphins, and possibly sea turtles.
The boat’s route along the coast also offers chances to spot whales (seasonally). The knowledgeable crew shares stories about Hawaiian legends and local traditions, making the experience richer. The calm bay waters and vibrant reefs make for easy snorkeling, suitable for beginners and experienced divers alike.
Bottom Line: An engaging mix of marine exploration and cultural storytelling, ideal for those wanting both history and marine life in one trip.
9. Big Island: Captain Cook Sightseeing & Snorkel Expedition
Rated 4.9/5, this Captain Cook Snorkel Expedition is a 3-hour trip to Kealakekua Bay, focusing on pristine waters and abundant sea life. The highlight is snorkeling near the Captain Cook monument, exploring lava tubes, and searching for wildlife such as sea turtles and dolphins.
The guides are known for their friendliness and knowledge of the area’s geology and history, making this a comprehensive experience. The calm waters and clear visibility ensure that even newcomers will enjoy discovering Hawaii’s underwater world. Many reviewers mention how this trip offers great value, with plenty of time for snorkeling and sightseeing.
Bottom Line: This tour is perfect if you want a shorter, well-rounded day packed with underwater sights and local stories.
10. Big Island: South Kona Snorkeling and Coastline Exploration
For a full 5-hour adventure, South Kona Snorkeling takes you to three different reef sites, with expert guides leading the way. Costing $200, this tour is ideal for advanced snorkelers and marine enthusiasts eager to see a variety of marine life, including lava formations and sea caves.
The rigid-hull inflatable provides a fast and comfortable ride, and the small group size ensures personalized attention. Many reviewers appreciate the variety of snorkel sites and the knowledgeable guides who point out wildlife and geological features. The included snacks and lunch keep energy up for the entire trip.
Bottom Line: If you love exploring multiple reefs in one day and want a high-adventure boat experience, this tour offers excellent value.
11. Manta Ray Snorkel in Kailua-Kona with Hot Cocoa
This family-friendly Manta Ray Snorkel in Kailua-Kona offers a 2-hour trip for $125. It’s perfect for first-timers of all ages, with small groups and certified guides ensuring safety and comfort. You can choose between a sunset or moonlight tour, both ending with hot cocoa and snacks, adding a cozy touch after your swim.
The tour’s reputation for being relaxing and fun makes it a popular choice for families and newcomers. The small group size allows for personalized attention and a quieter experience. Many reviewers mention the joy of swimming just below the manta rays and the friendly guidance.
Bottom Line: Great for families or those new to snorkeling, this tour offers a gentle introduction to Hawaii’s iconic marine life.
12. Big Island: 1.5-Hour Romantic Sunset Sail from Waikoloa
This Sunset Sail promises a relaxing 1.5-hour cruise on a sailing catamaran, perfect for couples. For $149, you’ll enjoy unobstructed sunset views, with two complimentary drinks included. Many reviewers describe it as an intimate experience ideal for celebrating special occasions or simply unwinding while watching the sky turn orange and pink.
The boat’s comfortable layout and friendly crew make it a popular choice for romantic getaways. Keep your camera ready for possible sightings of wildlife or the occasional sea turtle. It’s a short, sweet escape from the busy island to soak in the natural beauty from the water.
Bottom Line: A perfect choice for a romantic evening or a peaceful break on your trip.
13. From Kona: Big Island Underwater Submarine Adventure
Rated 4.6 out of 5, this Underwater Submarine Tour offers a 1.5-hour journey into the depths of Kona’s ocean. The submarine features large viewing ports, allowing you to marvel at coral reefs, fish, and even passing sharks in comfort. It’s a unique activity for those who prefer staying dry but still want an immersive marine experience.
The submarine’s interior is climate-controlled, and the crew shares insights into the marine environment and history of the area. Many passengers say it’s like entering a different world, with a sense of wonder at Hawaii’s underwater biodiversity. It’s especially suitable for families or travelers who want to avoid water exposure but still see marine life.
Bottom Line: An unusual but fascinating way to explore Hawaii’s marine ecosystem, ideal for non-swimmers or those with limited mobility.
14. Big Island: Full Day Adventure Tour of the Kohala Waterfalls
Rated perfect 5 out of 5 from 41 reviews, this Waterfalls Tour offers a relaxing day exploring lush scenery and cascading falls. For $261, you travel in a comfortable 4WD Mercedes Sprinter van and enjoy guided walks through a private reserve. The highlight is swimming in mountain streams and cooling off under waterfalls.
The tour emphasizes scenery and gentle adventure suitable for almost all fitness levels. Reviewers appreciate the quiet, scenic drive, and the opportunity to connect with Hawaii’s natural beauty without strenuous hiking. It’s a perfect option for those wanting a peaceful, scenic day out.
Bottom Line: An ideal choice for nature lovers seeking a gentle, scenic experience with opportunities to cool off in mountain streams.
15. Big Island: Morning Snorkel Sail to Captain Cook’s Monument
This Morning Snorkel Sail offers a 4.5-hour trip rated 4.9 stars. For $179, you’ll cruise along the coast and snorkel near the Captain Cook monument, exploring colorful reefs and lava formations. The trip often sees pods of spinner dolphins and, seasonally, humpback whales.
Learning about Hawaii’s history and marine environment from your friendly crew makes this a well-rounded choice. The calm waters and clear visibility mean even novice snorkelers will enjoy steady, enjoyable underwater exploration. Many reviewers mention it as an excellent value for the quality and length of the experience.
Bottom Line: Perfect for those wanting a comprehensive morning of snorkeling and coastal scenery, with a touch of Hawaiian history.
16. Full-Day Kohala Zipline and Waterfall Adventure
Last but not least, the Kohala Zipline & Waterfalls combines thrill and scenery in one epic 9-hour day. For $340, you’ll fly through lush forests on a certified full canopy zipline course, then cool off with swims in secluded waterfalls. The small group size and professional guides ensure safety and fun.
Reviewers highlight the sense of adventure and the chance to enjoy Hawai’i’s waterfalls up close. It’s ideal for active travelers looking for an adrenaline rush along with scenic beauty. The included lunch with views of valleys and sea makes it a complete package.
Bottom Line: If you want a full day packed with adrenaline, nature, and spectacular views, this is one of the best options.
How to Choose the Best Tour in Hawaii
When selecting among these tours, consider your budget, interests, and fitness level. Want a close encounter with manta rays? The Night Manta Ray Adventure or Swim offer different levels of engagement. If you’re more into history and marine exploration, Captain Cook cruises or the submarine will suit you. For active days, the Zipline and Waterfalls and Full-Day Waterfalls Tour deliver adventure and scenic beauty.
Booking early is advisable, especially during peak whale season (December to April) or when visiting popular spots like Mauna Kea for stargazing. Look for tours with good reviews and clear safety protocols. Check the weather forecast too — some tours like volcano excursions or star-gazing depend on clear skies.
Hawaii’s tours offer incredible variety, from marine adventures to volcanic landscapes and starry nights. Whether you’re seeking a thrill, a peaceful nature walk, or a cultural experience, there’s something for all. Two or three top picks would be the Night Manta Ray Adventure for marine magic, the Volcano and Stargazing Tour for a comprehensive day and night, and the Zipline and Waterfalls for thrill-seekers. Be sure to book in advance and prepare to cherish these unforgettable moments on your trip to Hawai’i.