Viewpoint - Pearl Harbor – Viewpoint loop from Halawa

If you're seeking a challenging and rewarding hike on Oahu, the Viewpoint - Pearl Harbor – Viewpoint loop from Halawa is a difficult 12.6-mile (20.3 km) hiking route that packs in 2150 feet (655 metres) of elevation gain over roughly 6 hours and 5 minutes. This demanding loop is perfect for experienced hikers looking for expansive, panoramic views of Pearl Harbor and the rugged Halawa Valley.

What to expect on Viewpoint - Pearl Harbor – Viewpoint loop from Halawa

The trail guides you through Oahu's diverse natural landscapes, where you'll gain elevation to reveal stunning panoramic viewpoints. You'll be treated to expansive views overlooking Pearl Harbor, a truly significant and memorable sight. To the south, the rugged and beautiful Halawa Valley unfolds, with the H3 interstate highway visible in the distance, providing a sense of the valley's vastness. While the general area offers varied terrain, this specific loop is rated difficult, so expect a sustained effort and be prepared for potentially muddy sections, especially after rain. It's a route best suited for those with good fitness and sure-footedness.

Planning your visit

Given the trail's length and difficulty, plan for an early start to allow ample time to complete the loop before dusk. While specific parking details for this exact loop aren't provided, be aware that trails in this region can get muddy, so sturdy shoes with good grip are a must. Always carry plenty of water, especially on Oahu's warmer days, to stay hydrated throughout your 6-hour-plus journey. The best time to hike is typically during cooler, drier periods to avoid the worst of the mud.

• Distance: 12.6 miles (20.3 km)
• Elevation gain: 2150 feet (655 metres)
• Difficulty: difficult
• Estimated time: 6 hours and 5 minutes