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Oahu, Hawaii’s third-largest and most populous island, offers a perfect blend of natural beauty, vibrant city life, and cultural experiences. From the bustling capital of Honolulu and iconic Waikiki to the scenic North Shore, the island features world-class restaurants, shopping, and breathtaking beaches. While Oahu offers plenty for those seeking urban excitement, it also provides countless opportunities to connect with nature.
For those looking to escape the hustle and bustle of the city, hiking is the perfect way to enjoy some exercise while exploring the island’s stunning landscapes. Oahu’s trails showcase a wide variety of scenery, from cascading waterfalls and panoramic coastal vistas to ancient Hawaiian ruins. Whether you’re an avid hiker or just looking for a fun outdoor activity, Oahu has something for everyone. Continue reading to discover some easy hikes in Oahu.
Best Time to Go to Oahu
Oahu is a year-round destination, but certain months offer better conditions depending on your preferences. Situated on the edge of a tropical zone, Oahu experiences just two distinct seasons: the dry season and the rainy season. The dry season runs from April to October, offering sunnier skies and minimal rainfall—perfect for outdoor activities like exploring the island’s beaches or tackling some easy hikes in Oahu. The rainy season, from November to March, remains warm but can bring gray skies, rain showers, and occasional storms.
The high season occurs from December to March, coinciding with the winter holidays and prime whale-watching season. During this time, visitor numbers peak, and prices for airfare, accommodations, and rental cars tend to be at their highest.
For those seeking fewer crowds and better deals, the off-season is the best time to visit Oahu. This includes the periods from mid-April to mid-June and September to mid-December. These months not only offer more affordable travel costs but also provide a more relaxed experience.
How to Get Around Oahu
The easiest and most convenient way to get around Oahu is by car. Renting a car provides the freedom to explore the island at your own pace and is the quickest way to reach most destinations. However, parking can be a challenge in busy areas like Waikiki. Before renting, confirm whether your hotel offers parking and factor in potential parking fees when budgeting your trip. If your plans include a mix of relaxation and sightseeing, you may not need a car for your entire stay. In that case, consider renting one after you’ve settled into Waikiki, as many rental agencies are located in the area.
For those looking for a more affordable option, Oahu’s bus system, known as “TheBus,” is an excellent choice. With 93 routes covering the island, it’s easy to use and budget-friendly, though it can be slow, especially for longer distances. The bus is best suited for short trips within Waikiki and downtown Honolulu.
To get from Daniel K. Inouye International Airport to your hotel, shuttles are a convenient option, and rideshare apps like Uber and Lyft are readily available for shorter trips around the island. Additionally, many visitors opt for guided tours departing from Waikiki, which provide transportation and expert insights into popular destinations.
Beautiful & Easy Hikes in Oahu:
1. Makapuu Point Lighthouse Hike
The Makapuu Point Lighthouse, built in 1909, is perched on a 600 ft (183 m) cliff overlooking Makapuu Beach at the southeasternmost point of Oahu. Accessible from Kalanianaole Highway (Hwy 72) near Waimea, the lighthouse is a popular destination for its stunning views and relatively easy hike.
The Makapuu Lighthouse Trail is a 2.5 mi (4 km) roundtrip hike that typically takes about an hour to complete. The paved trail is short but has an elevation gain of 500 ft (152 m), so it’s a steady uphill walk. The lack of shade along the trail makes it essential to bring water, sunscreen, and a hat, especially during sunny days.
At the end of the trail, you’ll find an observation deck offering breathtaking views of Oahu’s southeastern coastline, including Koko Head and Koko Crater. The trail is also a great spot for nature enthusiasts, as Hawaiian seabirds are often spotted in the area. If you visit during whale season (November through May), the observation deck is an excellent vantage point for catching glimpses of humpback whales. For the best experience, consider bringing binoculars to enhance your views of both the coastline and the wildlife.
2. Lanikai Pillbox Trail
The Lanikai Pillbox Hike, also known as the Kaiwa Ridge Trail, is one of the most popular easy hikes in Oahu, offering stunning panoramic views. The trail takes you high above Lanikai Beach, where you’ll see the Mokulua Islands and Kailua Bay throughout the climb. It’s nicknamed the Pillbox Trail because of the two WWII-era pillboxes, or metal bunkers, located along the ridge that once served as lookout points.
Though the trail is just 1.8 mi (2.9 km) roundtrip, it’s rated as moderate due to its steep incline. It takes about one to 1.5 hours to complete. The first pillbox can be reached in approximately 30 minutes, with the second following about 10 minutes later. Most hikers turn back after reaching the second pillbox. This hike is especially rewarding at sunrise. Starting 30 to 40 minutes before sunrise gives you enough time to reach the first pillbox and enjoy the spectacular view as the sun rises over the ocean.
The Lanikai Pillbox Trail is on Oahu’s east side, about 30 minutes from Honolulu. The trail has two public entrances, both in residential neighborhoods. One is on Kamahele Street in Enchanted Lakes, and the other, more popular, entrance is on Kaelepulu Drive near Lanikai Beach, across from Mid-Pacific Country Club. Be sure to stay on the marked trail, as the surrounding land is private property. Parking is street-only and easier to find in the early morning.
3. Diamond Head Summit Trail
Diamond Head is one of Hawaii’s most iconic landmarks, and the hike to its summit remains one of the most popular easy hikes on Oahu. This dormant volcano, formed about 300,000 years ago during a single explosive eruption, offers breathtaking coastal views from its peak. Situated near Waikiki, the trail provides a great opportunity to enjoy Hawaii’s natural beauty and learn about the area’s geology. You can explore the trail on your own or opt for a guided tour.
The hike is 1.6 mi (2.6 km) roundtrip with an elevation gain of 560 ft (171 m). While relatively short, the incline makes it a moderate challenge. Plan to spend 1.5 to 2 hours on the trail, allowing time to rest and take in the views along the way. There are plenty of rest stops, making the hike manageable for most visitors. The best times to hike are early in the morning when the park opens or late in the afternoon to avoid the heat. Be sure to bring water, sunscreen, and comfortable shoes to ensure an enjoyable experience.
Diamond Head State Monument is open daily from 6 am to 6 pm, with the last entry being at 4 pm. Entry and parking reservations are required for non-residents.
4. Waimea Falls Park
Waimea Falls is one of the most accessible waterfalls on Oahu. It’s located within Waimea Valley, a cultural and archaeological site on the North Shore. The trail leading to the falls is an easy and scenic walk through lush botanical gardens, showcasing a variety of native and tropical plants. The paved pathway is mostly flat and measures 1.5 mi (2.4 km) round trip, taking about 20–30 minutes each way. For visitors with mobility challenges, a shuttle is available to transport guests from the park entrance directly to the falls.
The waterfall itself is 45 ft (13.7 m) tall, with water flowing from the Kamanui Stream. Swimming is allowed at the falls, making it a refreshing way to cool off after your walk. Lifeguards are on-site, and restrooms are available for changing. The water is regularly tested for bacteria, but it’s advisable to avoid swimming if you have any open cuts or wounds.
Waimea Valley is located off Kamehameha Highway on Oahu’s North Shore. Park hours vary by season, so it’s a good idea to check the schedule in advance. Note that the park is closed on Mondays during the winter months.
5. Kaniakapupu Ruins
Kaniakapupu, also known as the King Kamehameha III Summer Home, was built in 1845 as a retreat for King Kamehameha III and Queen Kalama. This secluded palace offered an escape from Western influence and served as a venue for royal gatherings, including luaus and celebrations. The most notable event held here was an 1847 luau that hosted over 10,000 guests. However, the palace’s glory was short-lived, and by 1874, it was officially designated as ruins.
The Kaniakapupu Ruins are located in the Nu’uanu Valley on private property, and while the trail leading to them was not closely monitored at the time of my visit, accessing the site is now considered illegal, and visitors risk receiving an extremely large fine. Visit at your own risk. If you choose to visit, it’s important to remember that the ruins are sacred and must be treated with the utmost respect. There are a couple of ways to visit with permission, which are explained by the “Division of Forestry and Wildlife“.
The trail to the ruins is more of a short trek than a traditional hike, leading through a bamboo forest. There are no designated parking areas or signage marking the trailhead. The trail begins at an opening in the bamboo across from the water tower. From there, you’ll encounter two pathways: continuing straight will lead you to the ruins, while the path to the right heads toward Luakaha Waterfall, located on separate private land. Visitors are advised to admire the waterfall from a distance to avoid trespassing.
Where to Stay in Oahu
The Royal Hawaiian is Oahu’s most iconic and luxurious hotel, often referred to as the “Pink Palace of the Pacific.” Constructed in 1927, this historic hotel is located directly on the famous Waikiki Beach and offers private beachfront cabanas. Many rooms feature stunning views of Diamond Head and the Pacific Ocean. The property includes two pools, several restaurants, a bar, and a spa, providing guests with everything they need for a relaxing and indulgent stay.
Waikiki Beach Marriott Resort & Spa
Waikiki Beach Marriott Resort & Spa is located just across from Waikiki Beach. With two modern high-rise towers, the property features spectacular ocean and city views. Situated less than a block from Kuhio Beach Park and just 2.5 mi (4 km) from Diamond Head Crater Park, the hotel provides easy access to both the beach and nearby attractions. Guests can enjoy five restaurants, two pools, a fitness center, and a spa.
Moana Surfrider, A Westin Resort & Spa
The Moana Surfrider is a stunning hotel located just steps from Waikiki Beach. Built in 1901, this colonial-style hotel is listed on the National Register of Historic Places and blends historic charm with modern amenities. Guests can unwind at the freshwater pool, enjoy the private beach area, or indulge in the hotel’s gym and spa services. The property also offers a variety of dining options.
Have you visited Hawaii? What are your favorite easy hikes in Oahu? If you’ve enjoyed this post, please leave a comment or share using the social media buttons below. Looking for more tropical vacation ideas? Continue to my post, “Six Fun Things to Do in Exuma, Bahamas“.
Great hike recommendations! I used to live in Kailua and it was surely my favorite. Happy travels!