All activities / Mountaineering / Summits / Mount Rinjani
Mountaineering / Summits in Mount RinjaniID
Lombok's 3,726-metre volcano, Indonesia's second-highest peak, wrapped around a crater lake with a live cone steaming inside it. The most rewarding summit trek in the archipelago.
Why here
Rinjani is the trek that turns beach-trip Indonesia into an expedition: two to four days climbing through farmland, cloud forest, and volcanic scree to a crater rim camp above Segara Anak, the turquoise lake with a smoking young volcano growing inside it, then a pre-dawn push up loose ash to the 3,726-metre summit for sunrise over Bali, the Gilis, and Sumbawa. The route is non-technical but honestly hard, the summit scree famously takes two steps back per three forward, and the licensed-operator system out of Senaru and Sembalun supplies guides, porters, camps, and meals so the suffering stays the enjoyable kind. It is Southeast Asia's best big-mountain experience without ropes.
Best months
The national park opens for trekking roughly April through December and closes in the January-March rainy season; June through September is the dry, stable heart of the season. Rim nights drop near freezing, and the summit push starts around 2 am for sunrise. Book with operators licensed by the national park; the trailhead villages enforce the system.
Getting there & around
Fly into Lombok (LOP), then drive two to three hours to Senaru or Sembalun, the two trailhead villages; operators arrange pickup. The classic itinerary is three days and two nights crossing rim to rim; book a week or more ahead in the July-August peak. Pack real layers for the rim and gloves for the summit scree; porters carry the camp.
Skill levels: intermediate, advanced
Schools & guides (2)
Authentic Rinjani Trekking
OutfitterA Lombok-born operator licensed with the Rinjani National Park authority, running rim, summit, and lake itineraries with an eco and trash-free trekking emphasis, local guides, and full camp service.
Rinjani Trekking Center
OutfitterFounded by guides who grew up on Rinjani's slopes, a licensed local operator running the standard two- and three-day summit packages with experienced English-speaking guides and porter teams.