Oahu, the third largest of the Hawaiian Islands, is known for its vibrant culture, pristine beaches, and stunning natural beauty. While many attractions require an entrance fee or a guided tour, there are also plenty of activities to enjoy without spending a dime. Here is our list of the 10 best free things to do in Oahu.


Oahu, often called “The Gathering Place,” offers endless opportunities for travelers on a budget. From breathtaking hikes and beautiful beaches to captivating cultural experiences, there is something for everyone to enjoy without breaking the bank. In this article, we’ll explore the top 10 free things to do in Oahu that will leave you with lasting memories of Hawaii’s largest island.

1. Waikiki Beach

Hawaii's Waikiki Beach Sunset: People, Hotels, and Scenic View in Honolulu, Oahu, Hawaii
Hawaii’s Waikiki Beach Sunset: People, Hotels, and Scenic View in Honolulu, Oahu, Hawaii

No visit to Oahu would be complete without spending some time at the iconic Waikiki Beach. With its crystal-clear waters, powdery white sand, and stunning sunsets, this world-renowned beach is perfect for swimming, surfing, or simply soaking up the sun. Plus, there are plenty of nearby shops, restaurants, and cafes to enjoy after a day in the sun.

2. Diamond Head State Monument

For stunning views of Waikiki Beach and Oahu’s south shore, hike to the summit of Diamond Head State Monument. This historic volcanic crater is home to one of Hawaii’s most famous landmarks, and the moderate 1.6-mile round-trip trail offers incredible panoramic vistas along the way.

3. Kualoa Regional Park

Kualoa Regional Park, East Shore, Oahu, Hawaii (7)
Kualoa Regional Park, East Shore, Oahu, Hawaii (7)

Located on Oahu’s windward coast, Kualoa Regional Park has lush green foliage and crystal-clear waters. The park features hiking trails, picnic areas, and ample opportunities for swimming and snorkeling. It also serves as the backdrop for several Hollywood movies and television shows, making it a popular spot for fans of film and TV.

4. Hanauma Bay Nature Preserve

Hanauma Bay is one of Oahu’s most famous natural attractions, known for its vibrant coral reefs and diverse marine life. While there is an entrance fee to access the beach, visitors can snorkel or scuba dive for free inside the preserve. Be sure to arrive early in the day to secure a parking spot and avoid crowds.

5. Ala Moana Beach Park

Sunset walk at Ala Moana Beach Park
Sunset walk at Ala Moana Beach Park

Located in Honolulu, Ala Moana Beach Park 1 is one of Oahu’s most popular public beaches. With its soft white sand, calm waters, and picturesque views of Diamond Head, this beach park is perfect for swimming, sunbathing, or simply relaxing with a good book. There are also plenty of picnic tables, barbecue pits, and shaded areas to enjoy a meal outdoors.

6. Chinatown Cultural Plaza

Oahu’s historic Chinatown district is home to the Chinatown Cultural Plaza, a vibrant hub for Hawaiian and Asian culture. The plaza features public art installations, community gardens, and cultural events throughout the year. Visitors can explore the area on foot or take part in guided walking tours to learn more about the rich history of this fascinating neighborhood.

7. Kapiolani Community College Farmers’ Market

Every Saturday morning from 7:30 am to 12 pm, the Kapiolani Community College campus hosts a popular farmers’ market where local vendors sell fresh produce, homemade baked goods, and unique handmade crafts. This is an excellent opportunity to sample some of Hawaii’s freshest flavors while supporting local farmers and businesses.

8. Lanikai Beach

Lanikai Beach, the island of Oahu, Hawaii. Lanikai Beach, Oahu, Hawaii, USA.
Lanikai Beach, the island of Oahu, Hawaii. Lanikai Beach, Oahu, Hawaii, USA.

Consistently ranked as one of the world’s best beaches, Lanikai Beach offers pristine white sand, crystal-clear waters, and stunning views of the nearby Mokulua Islands. While the beach is popular with swimmers and snorkelers, it’s also a great spot for simply relaxing and soaking up the sun.

9. Pali Lookout

For breathtaking views of Oahu’s windward coast, head to the Pali Lookout on the island’s eastern side. This scenic overlook offers panoramic vistas of lush green valleys, cascading waterfalls, and the rugged cliffs of the Ko’olau Mountains. It’s a great spot for photography enthusiasts or anyone looking to take in the beauty of Hawaii’s natural landscape.

10. Manoa Falls Trail

Located on the east side of Oahu, the Manoa Falls Trail is a moderate 1.6-mile round-trip hike that leads to a stunning 150-foot waterfall set amidst lush tropical foliage 2. The trail passes through lush rainforests and features several stream crossings along the way. Be sure to wear sturdy shoes and bring plenty of water for this adventure!

Manoa Falls Trail
Manoa Falls Trail

FAQ about Oʻahu, Hawaii

What is the best time of year to visit Oʻahu?

The best time to visit Oʻahu is from June to October when the weather is warmest. However, if you prefer cooler temperatures, visit during the winter months from December to February.

What are some must-see attractions on Oʻahu?

Must-see attractions include Pearl Harbor, Diamond Head, Hanauma Bay, Waikīkī Beach, and the historical ʻIolani Palace. Don’t miss the North Shore for legendary surfing spots.

What is the highest point on Oʻahu and can it be visited?

The highest point is Mount Kaʻala, standing at 4,003 feet above sea level. It is accessible for hiking, offering trails for visitors seeking adventure and panoramic views.

Is Oʻahu a good destination for beach activities?

Yes, Oʻahu is perfect for beach activities, with famous beaches like Lanikai Beach and Ala Moana Beach offering excellent conditions for swimming, snorkeling, and sunbathing.

Are there any cultural experiences unique to Oʻahu?

Oʻahu has rich cultural experiences, from visiting the Polynesian Cultural Center to exploring the arts and history at the Bishop Museum. Also, attending a luau will give you a taste of Hawaiian traditions and cuisine.


Oahu offers an incredible array of free activities for visitors looking to experience the island’s beauty, culture, and natural wonders. From iconic beaches and scenic overlooks to historic landmarks and vibrant cultural hubs, there is something for everyone on Hawaii’s most famous island. So pack your sunscreen, grab your camera, and get ready to explore the best of Oahu without spending a dime!


  1. https://en.wikipedia.org/wiki/Ala_Moana_Beach_Park[]
  2. https://www.hawaii-guide.com/oahu/hiking-trails/manoa-falls-trail[]