Discover 10 Great Tours & Things To Do In Oahu

Oahu’s reputation as a top vacation destination isn’t just about its stunning beaches and lush scenery. The island offers a surprising variety of tours and experiences that go beyond lounging on Waikiki Beach. Whether you’re looking to swim with dolphins, explore undersea life, or learn about Hawaiian history, there’s something to satisfy every interest.

We particularly love activities that combine adventure with education, like the Swim with Dolphins on the West Coast or the Pearl Harbor History Remembered Tour. These experiences provide more than just a photo op—they give you a real taste of what makes Hawaii special.

For example, snorkeling tours like the Turtle Canyon Snorkel from Waikiki are a great way to see Hawaii’s marine life up close.

Oahu’s diverse landscape and vibrant marine environment make it perfect for outdoor adventures and cultural explorations. From catamaran cruises to shark cage swims, the options are extensive and varied. The key is picking activities that match your interests and energy level, and planning ahead because many tours, like the Wild Dolphin Watching Safari, tend to fill quickly.

1. Swim with Dolphins on the West Coast of Oahu

This half-day boat tour offers a chance to see pods of dolphins, sea turtles, and other marine life in their natural habitat. After hotel pickup, you’ll hop on a catamaran and set sail along Oahu’s coast, which provides spectacular water views.

The highlight is the opportunity to swim or snorkel among colorful fish and octopuses, with guides who emphasize respect for wildlife. With a 5.0 rating from nearly 1,000 reviews, it’s clear this tour delivers on its promise of a memorable experience.

Many customers praise how the crew goes above and beyond to ensure sightings, and the educational insights enhance the trip.

Suitable for families, this tour combines relaxation, wildlife spotting, and underwater exploration—a great introduction to Hawaii’s marine life.

Bottom Line: An excellent choice if you want a family-friendly, wildlife-focused activity that balances fun and education.

2. Swim with Sharks Cage-Free from Oahu

Leaving from Haleiwa on the North Shore, this unique shark encounter has rave reviews for its cage-free approach. You’ll spend about half an hour swimming in the water with sharks, guided by experienced professionals who prioritize safety and respect for these predators. The tour includes all snorkel gear, so you’re ready to go without fuss.

What makes this experience stand out is that it’s about understanding sharks rather than just viewing them from a distance.

The 5.0 rating from over 900 reviews reflects how many find it thrilling and educational. Many mention that the crew is friendly, knowledgeable, and supportive, making even nervous swimmers comfortable.

Bottom Line: Perfect for thrill-seekers or anyone interested in changing perceptions about sharks, with a focus on responsible wildlife interaction.

3. Oahu Catamaran Snorkel Tour: See Turtles 100% Guaranteed

This two-hour cruise offers a relaxing way to explore Hawaii’s coastline while searching for green sea turtles and vibrant marine life. The tour departs from a spacious catamaran, providing comfortable seating and onboard refreshments. What sets it apart is the guaranteed turtle sightings, adding confidence to your snorkeling adventure.

Guests rave about the high-quality snorkel equipment and professional guides, which make the experience easy and enjoyable even for beginners.

The moderate price point makes it a value-packed option for a quick but memorable activity. Many reviewers mention how the crew’s helpfulness and the beautiful coral and fish make it worth the trip.

Bottom Line: A great choice if you want a short, reliable snorkeling trip with guaranteed wildlife encounters.

4. Pearl Harbor History Remembered Tour from Ko Olina

This 7-hour tour covers the iconic sites of Pearl Harbor, including the USS Arizona Memorial and the USS Missouri. It includes full narration and all entrance fees, making it a hassle-free way to learn about a pivotal moment in history.

The fully accessible tour is ideal for history enthusiasts and those interested in military history. Many reviews praise the knowledgeable guides and the well-organized itinerary.

It’s a longer tour, suited for travelers who want a comprehensive look at Pearl Harbor without the hassle of planning transportation or tickets. The early start and full day make it a solid investment for history lovers.

Bottom Line: A must-do for history buffs or anyone wanting an in-depth understanding of Pearl Harbor’s significance.

5. Oahu: Shark Cage Dive on the North Shore

This shark cage dive offers a thrilling 1.5-hour experience, where you can choose to watch from the boat deck or get into the cage. Departing from the North Shore, the tour takes you into deep waters to see magnificent sharks, dolphins, and whale sharks (seasonally). The boat only carries 15 people, ensuring a personal and intimate encounter.

Many reviews highlight how the crew makes everyone feel safe while making the experience exciting and memorable. It’s a perfect activity for adventure seekers, especially those wanting a closer look at Hawaii’s top predators.

Bottom Line: For a breathtaking, close-up shark experience, this tour is hard to beat.

6. Oahu Fun Circle Island Tour With Pickup

This 9-hour guided tour takes you around Oahu’s most iconic sights, including Diamond Head, Eternity Beach, and the Halona Blowhole. It includes hotel pickup, making it easy to relax and enjoy the ride. Your guide shares local insights about the island’s history and culture, including stops at Dole Plantation and movie locations. The tour also features a lunch and shave ice stop at Kahuku.

Many reviews mention how knowledgeable guides like Leo add personal touches and make the day fun. It’s perfect for travelers who want to cover a lot of ground without the hassle of driving.

Bottom Line: An excellent all-in-one option for those who want a rundown of Oahu’s top highlights.

7. Wild Dolphin Watching and Snorkel Safari Off West Coast of Oahu

This 3-hour tour offers the chance to spot spinner dolphins, whales (in season), and other marine animals from a 32-foot vessel limited to just 15 passengers. The marine biologists and naturalists onboard maximize your chances of seeing marine life in the wild. Snorkeling gear is provided so you can swim with sea turtles and tropical fish.

Many guests love how personal and relaxed the experience feels, with comments emphasizing the friendly crew and abundant wildlife sightings.

If you’re craving an intimate boat ride with plenty of opportunities to observe ocean creatures, this tour fits the bill.

Bottom Line: Ideal for marine wildlife enthusiasts who prefer a small-group setting.

8. Turtle Canyon Snorkel from Waikiki: Turtles Guaranteed

This 1 hour 40-minute tour is tailored for those eager to swim with Hawaiian green sea turtles. It departs from Waikiki and provides snorkeling gear and guidance, making it easy for beginners. The guaranteed turtle sightings mean you’re very likely to encounter these gentle giants. The trip offers beautiful scenery and the chance to see octopuses, dolphins, and sting rays as well.

Many reviewers highlight how the friendly crew and well-organized trip make it a stress-free, rewarding experience. It’s perfect if you’re short on time but want a high-quality, wildlife-focused adventure.

Bottom Line: A reliable, fun trip that guarantees close encounters with sea turtles.

9. Beginner Scuba Experience with Video Package in Honolulu

This 1.5-hour beginner scuba tour takes place in Magic Island Lagoon. Small groups of just four ensure personalized attention, and you’ll learn how to breathe and maneuver underwater with an instructor. The included video package allows you to relive your first scuba experience.

Many customers mention how Kyle, the instructor, keeps nerves at ease and makes it easy and enjoyable for first-timers. It’s an excellent option for those interested in trying scuba without a full certification course.

The reviews highlight the professionalism and patience of the staff, making it suitable even for those who don’t swim well.

Bottom Line: Perfect for first-time scuba divers wanting a safe, supportive introduction.

10. Turtle Canyon Snorkel: Semi Private Boat Tour

This small-group tour offers 1.5 hours of snorkeling at Turtle Canyon, with a guaranteed chance to see sea turtles in the wild. The high-speed zodiac boat holds only 6 people, ensuring plenty of personal guidance. The tour includes all snorkel gear and the opportunity to spot dolphins, monk seals, and tropical fish.

Many reviews praise the friendly crew and the intimate experience, which feels more like a private adventure. It’s ideal if you prefer less crowded, more personalized encounters.

Bottom Line: Best for those who want the smallest group experience with guaranteed turtle sightings.

How to Choose the Right Tour

Choosing the right activity depends on your budget, interests, and how much time you want to spend. If marine wildlife is your focus, consider swimming with dolphins or snorkeling with turtles. For history lovers, the Pearl Harbor tour offers an immersive experience. Those seeking thrill should look into the shark cage dive, while relaxed visitors may prefer a sunset cruise or a circle island tour.

Consider your budget, as tours range from under $50 for quick snorkel trips to over $190 for full-day sailing adventures. Think about time constraints—a couple of hours or a full day—and your interest level in history, wildlife, or adventure. Booking early is recommended, especially during peak travel season.

To sum it up, Oahu offers a wide range of memorable tours—from snorkeling at Turtle Canyon to learning about Pearl Harbor. Whether you’re after an adrenaline rush or just want to relax on a boat, these experiences help you see the island from new perspectives.

For a family-friendly splash, the Swim with Dolphins trip is a safe bet. If you’re after something truly unique, the shark cage experience will not disappoint.

And for those who want to combine history and scenery, the Pearl Harbor tour is a must. Be sure to book early to secure your spot and make the most of your time in Hawaii.