10 Must‑Do Activities for the Best Things to Do on the Big Island

10 Must‑Do Activities for the Best Things to Do on the Big Island

When you think of island adventures, the Big Island of Hawaii often tops the list. With its volcanic landscapes, tropical rainforests, and pristine coastlines, the island offers an unrivaled mix of natural wonders and cultural experiences. If you’re wondering what the best things to do on the Big Island are, you’ve come to the right place. This guide will walk you through ten unforgettable activities that will make your trip truly memorable.

From stargazing on a volcanic summit to hiking through emerald jungles, the Big Island has something for every type of traveler. Whether you’re a solo explorer, a family vacationer, or a couple seeking romance, the island’s diverse attractions cater to all interests. Let’s dive into the best things to do on the Big Island and start planning your adventure today.

Explore Volcanoes: A Journey Through Lava and History

Mauna Kea Summit Stargazing

Mauna Kea is one of the world’s premier stargazing destinations. The clear, dry air and high altitude provide unrivaled visibility of the night sky.

Book a tour with a local guide or visit the Mauna Kea Visitor Information Station. Bring a warm jacket—temperatures can drop below freezing at the summit.

Remember to respect the sacredness of the site and follow all park regulations.

Kilauea Volcano National Park Hikes

Hike the Kilauea Iki Trail to see the lava-filled crater floor. The 1.6-mile loop is a moderate walk that rewards you with unique volcanic scenery.

Check the park’s website for current trail conditions. Wear sturdy hiking boots and carry water.

Afterward, explore the Thurston Lava Tube for a cool, shaded experience.

Volcanoes National Park Visitor Center

Start your volcanic adventure at the visitor center. Interactive exhibits explain the island’s geology and eruption history.

Rent a bike or join a guided tour to cover more ground in less time.

Don’t miss the “Under the Volcano” visitor center for a deeper dive into the Big Island’s fiery past.

Relax on Pristine Beaches: Sun, Sand, and Surf

Kona Coast Golden Sands

Kona features some of the island’s most iconic beaches. Waialua is a long stretch of soft sand, ideal for sunbathing.

Try snorkeling right off the shore to spot colorful fish and coral reefs.

Pack a picnic and enjoy beachside dining at a nearby cafe.

South Kohala Beach for Sunset

South Kohala offers a dramatic coastline with towering cliffs and black sand stretches.

Catch a sunset over the Pacific—this spot is perfect for Instagram-worthy photos.

Set up a hammock for a peaceful evening under the stars.

Hilo Bay Offshore Turtle Watching

Hilo Bay is known for its gentle waves and marine life. Take a boat tour to see sea turtles basking on the reef.

Bring snorkeling gear for an up-close experience with the turtles.

After your marine adventure, stroll along the bay’s promenade for local treats.

Immerse Yourself in Hawaiian Culture

Akaka Falls State Park Cultural Tours

Akaka Falls is a two-story waterfall set in lush rainforest. Guided tours explain native plant life and Hawaiian legends.

Use the park’s well-maintained boardwalk to reach the viewpoint.

Remember to respect local customs and keep noise levels low.

Puʻuhonua O Hōnaunau National Historical Park

This sacred refuge offers insight into ancient Hawaiian law and tradition.

Explore the reconstructed heiau (temple) and learn about the island’s history through interactive exhibits.

Walking trails connect the park’s cultural sites; wear comfortable shoes.

Traditional Luau Experience

Attend a luau to taste local cuisine and watch hula performances.

Choose from family-friendly venues or upscale options for a unique cultural immersion.

Ask your host about the island’s history; many lūʻau performers share stories along with the dance.

Adventure Hikes and Scenic Trails

Waipio Valley Lookout

Drive up to the Waipio Valley lookout for panoramic views of the valley floor and black sand beaches.

For hikers, the valley offers a challenging trail down to the beach—be prepared for steep switchbacks.

Bring plenty of water and sun protection; the area can get hot.

Pololu Valley Trail

This short but steep hike leads to a stunning cliffside overlook.

Enjoy sweeping ocean views and the chance to spot seabirds.

Carry a flashlight if you plan to explore the valley after dark.

Pohoiki-Koa Trail in Mauna Kea

For experienced hikers, this trail offers a rugged path along volcanic craters.

Keep in mind the high altitude—take breaks and stay hydrated.

Use a map or GPS to navigate the trail’s winding sections.

Unique Water Activities Beyond Surfing

Snorkeling at Kealakekua Bay

Kealakekua Bay is known for its crystal-clear waters and vibrant marine life.

Rent a snorkel kit or join a guided tour that includes reef protection instructions.

Remember to keep a respectful distance from coral and marine animals.

HeliHiking Tours

Combining helicopter rides with guided hikes gives you access to remote areas.

Book a package that includes a helicopter transfer to the trailhead.

Stay alert to any safety briefings before you start the hike.

Kayaking in Mauna Kea Beach

Rent a kayak for a peaceful paddle along the volcanic coastline.

Enjoy the calm waters and the unique rock formations.\n

Check weather conditions before heading out to avoid sudden squalls.

Comparison of Popular Big Island Activities

Activity Type Duration Cost (USD)
Mauna Kea Stargazing Nightout 3-4 hrs $70-120 (tour)
Kilauea Volcano Hike Day Hike 2-3 hrs $0 (self‑guided)
Luau Experience Cultural 4-5 hrs $120-200
HeliHiking Tour Adventure 6-8 hrs $400-600
Snorkeling Kealakekua Bay Water 2 hrs $30-60

Pro Tips for an Unforgettable Trip

  1. Book Early – Popular activities fill up quickly, especially during peak season.
  2. Dress in Layers – Weather can vary dramatically from coast to volcano.
  3. Pack Sunscreen – UV levels are high; use reef-safe formulas.
  4. Hydrate Constantly – Carry a refillable water bottle; dehydration is a common issue.
  5. Respect Local Culture – Learn basic Hawaiian phrases and observe etiquette at sacred sites.
  6. Use Refillable Containers – Reduce plastic waste; many shops offer reusable options.
  7. Check Trail Conditions – Weather and volcanic activity can close trails unexpectedly.
  8. Hire Local Guides – Gain insider knowledge and support the local economy.

Frequently Asked Questions about best things to do on the Big Island

What is the best time of year to visit the Big Island?

The best time is during the shoulder seasons (April–June and September–November) when the weather is pleasant and crowds are thinner.

Is it safe to visit volcano parks during an eruption?

Yes, the parks are monitored closely. Be sure to follow all park advisories and stay on designated paths.

Can I go snorkeling without a guide?

Yes, but it’s safer to join a guided tour that provides equipment and safety instructions.

Do I need a rental car to explore the Big Island?

While some tours are available, a rental car offers flexibility to visit remote spots at your own pace.

What are the top beaches for families?

Waialua, Hilo Bay, and Kahalu’u Beach are family-friendly with calm waters and amenities.

Are there any free activities on the Big Island?

Yes, hiking, beach visits, and exploring cultural sites often have no entry fee.

Can I see sea turtles on the Big Island?

Yes, especially around Mauna Kea Beach and Hilo Bay during the nesting season.

What should I bring for a day trip to Mauna Kea?

Bring a jacket, sunblock, water, snacks, and a map or GPS device.

Is it necessary to book a tour for Mauna Kea stargazing?

It’s highly recommended to secure a spot and get transportation; the tours include a guide and equipment.

What local food should I try on the Big Island?

Try poi, laulau, kalua pig, and fresh pineapple; luau meals are a must-try cultural experience.

Now that you’re armed with a solid plan, it’s time to pack your bags and head to the Big Island. Whether you’re chasing volcanic vistas, sun-soaked beaches, or cultural depth, the island’s diverse offerings ensure a trip that’s both adventurous and restorative. Book your activities early, respect the environment, and enjoy an unforgettable Hawaiian experience.