Haleakala Crater Hiking: 4-Mile Lava Trail on Maui

You hike inside the crater itself, not around it from above.

A 7-hour guided hike on Maui's Haleakala Crater covers two separate trails: Sliding Sands descends from the 10,023-foot summit, and Halemau'u starts lower at 8,000 feet, both crossing lava and native plants at extreme elevation. A local guide leads groups of up to nine, with snacks and lunch provided; the hike suits travelers with moderate fitness who are at least 8 years old. Minimum group size is four passengers; weather does not cancel the activity.

The Experience

The hike starts at the summit of Haleakala, where you descend one mile down Sliding Sands Trail across exposed lava before climbing back out. The trail drops fast and the altitude — over 10,000 feet — hits harder on the way up. After regrouping, you move to Halemau'u Trail, which begins at 8,000 feet and follows a gentler grade through terrain lined with rare native plants. Both trails cross the crater floor itself, not the rim, so you're walking inside the volcanic landscape rather than viewing it from a distance.

A local guide leads the group and carries snacks and lunch, which you eat somewhere on the mountain. The 7-hour total includes hiking time, rest stops and the drive to the trailheads. Groups stay small — maximum nine people — so the pace can adjust if someone needs it. Weather operates year-round, so bring layers; the summit is cold and exposed even when the coast is warm.

The hike demands moderate fitness: you're climbing back up from elevation after descending, and the lava underfoot is uneven. Travelers under 8 years old cannot join, and the activity is not recommended for anyone with cardiovascular issues, spinal injuries or pregnancy. If your group falls below four people after booking, the operator will offer an alternative date or a full refund.

What’s included

• Local guide leading the hike.
• snacks and lunch provided during the day.
• access to both Sliding Sands and Halemau'u trails inside Haleakala Crater.

Good to know

Moderate physical levelNot for pregnant travelersNot for heart conditionsNot for back problems

Operated by Hike Maui

Is this one for you?The hike starts at Haleakala's summit, which sits at 10,000 feet — you'll need a ride there or a rental car, since public transit does not reach the trailhead. If you're staying on Maui without a vehicle, arrange your own transport or book a separate shuttle; the guide meets you at the summit and leads from there. The two-trail format lets you choose how much climbing you want: Sliding Sands is steeper and higher, while Halemau'u is a gentler option if you want to conserve energy for the return.

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Top questions

What exactly is the Sliding Sands Trail like to hike?

Sliding Sands descends one mile from the 10,023-foot summit of Haleakala Crater across exposed lava, then you climb back up the same route. The trail is steep and the altitude makes the return climb harder than the descent, even though the distance is short.

How high up am I hiking, and does the elevation make it difficult to breathe?

You start at 10,023 feet on Sliding Sands and hike down to lower elevations before climbing back. Halemau'u Trail begins at 8,000 feet. The thin air at that altitude affects most people — you'll feel it on the climb back up — so the guide paces the group and builds in rest stops.

What plants and landscape will I see on these trails?

Both trails cross lava fields with rare native plant species scattered across the volcanic ground. The scenery is desert-like and barren in places, with the crater walls visible around you as you hike inside the volcanic basin itself.

Is this hike cancelled if the weather is bad?

The activity operates in all weather conditions, so rain, wind or clouds do not cancel it. You should dress in layers and bring weather-appropriate gear — the summit is exposed and cold even on clear days.

How many people will be on this hike with me?

Groups are capped at nine people per booking, so you'll hike with a small group. The minimum is four passengers; if your group doesn't reach that number after confirmation, the operator offers an alternative date or full refund.

What's included in the price, and do I need to bring anything?

A local guide, snacks and lunch are included. You'll need to bring water, sunscreen, a hat and layers for the cold at elevation; wear sturdy hiking shoes with good grip for the uneven lava.