3d/2n trekking mount rinjani summit lake & hot springs

Mount Rinjani saves its biggest rewards for tired legs. You climb from Sembalun’s open grasslands to a high crater camp, wake at 3 a.m. for the summit, then descend to Segara Anak Lake and its hot springs before climbing out to another rim. I especially like the changing scenery and the chance to see Bali’s Mount Agung and the Gili Islands from the crater. The catch is simple: this is a hard trek, and the 3-day schedule can push even fit hikers too far.

The food is a real bright spot. Porters prepare rice, curry, noodles, pancakes, vegetables, and fruit in rough mountain conditions, while an English-speaking guide keeps the group moving. Pack warm clothing, gloves, proper hiking shoes, and patience. The final summit push is not the only hard section, and the long day after the summit is where many people struggle.

Key points to know before you book

• Sembalun to Senaru route: You cross both major sides of Mount Rinjani rather than simply hiking up and down one trail.
• 3,726-meter summit: The climb begins around 3 a.m. so you can reach the top for sunrise.
• Segara Anak and hot springs: Day two combines the summit, crater lake, a short hot-spring stop, and a steep climb to the next camp.
• Two crater-rim nights: Sembalun Crater Rim gives you sunset views toward the summit and lake, while Senaru Crater Rim looks across the crater toward the volcanic cone.
• Porter-supported camping: Porters carry tents, cooking equipment, food, and water, leaving you to carry your personal gear.
• A demanding value proposition: The $154 price includes guides, porters, meals, camping gear, transport, and drop-off, but the national park fee is extra.

What the three-day Rinjani route really asks of you

This is Mount Rinjani’s classic point-to-point trek. You start near Sembalun in East Lombok and finish in Senaru, on the northern side of the mountain. That sounds tidy on a map, but it means you climb high, descend into the crater, climb out again, and then walk down through forest.

The advertised price is $154 per person, with private and small-group options available. For a three-day trek, that is a useful package because it includes a guide, porters, tents, sleeping bags, mattresses, cooking equipment, meals, drinking water, trekking poles, lamps, transport, and drop-off to Senggigi, Bangsal Port, or Mataram.

You still need to budget for the national park entrance fee, listed as IDR 250,000 per person per day. For the full three days, that would be IDR 750,000 if charged for every trekking day. Rain protection and trekking shoes are not included, and those are not small omissions on Rinjani.

The schedule may also change depending on permits. The planned route begins at Sembalun and ends at Senaru, but the provider notes that a full Sembalun quota can force a different arrangement. Confirm the trailhead before setting your transport plans.

Day one: Sembalun grasslands to the crater rim

If you stay in Sembalun, pickup is listed for 8:30 a.m. If you stay in Senaru, pickup is around 7 a.m., followed by a 4WD transfer to Sembalun. At the Rinjani Trek Centre, you register before walking into the open grassland.

This first section is visually generous. The trail rises through broad, treeless slopes where you can see the mountain ahead and the route behind. I like this opening because it gives you room to settle into the pace before the steeper work begins. It also offers little shade, so sunscreen, a hat, and enough water matter from the first hour.

The trail passes Pos 1 and Pos 2, which serve as rest points for snacks and short breaks. At Pos 3, around 1,800 meters, you stop for a longer lunch. The included meals are cooked by the porter team, and the menu can include fried rice, curry, noodles, pancakes, vegetables, and fresh fruit.

After lunch, the route changes character. The climb to Sembalun Crater Rim is steep, and the open slopes can make the distance feel longer than expected. You camp at about 2,639 meters, where the reward is a wide sunset view toward Segara Anak Lake, Mount Rinjani’s summit, and northern Lombok.

This is not a soft introduction to high-altitude camping. Temperatures can drop sharply after sunset, and you may sleep fully dressed inside the sleeping bag. Bring thermal layers, a warm jacket, a hat, and gloves. One useful lesson from the trek is that gloves and a beanie are not just for the summit. They are useful at camp too.

Day two: the summit before breakfast

The second day begins at about 3 a.m. You have a light breakfast, switch on your headlamp, and start the roughly three-hour climb to the 3,726-meter summit.

This is the hardest section for many people. The route is steep and tiring, and the early start adds cold and darkness to the effort. You should expect a slow pace and frequent pauses. The goal is not speed. It is to keep moving safely and arrive near sunrise.

At the summit, the views open across Lombok, the crater, the lake, Bali’s Mount Agung, and the Gili Islands. The sunrise is the main prize, but the summit also gives you a clear sense of how much ground you have covered. You can see the crater below and the long route still ahead.

The descent back to the first camp is easier on the lungs but hard on the knees. You stop for a hot breakfast and a rest before packing up again. This is where the schedule becomes unusually demanding. You are not finished after reaching the summit. You still need to descend into the crater, walk to the lake, take lunch, visit the hot springs, and climb to the second camp.

That distinction matters when choosing this trek. A summit trek ending after the first crater-rim night is one thing. This 3-day route keeps going.

Segara Anak Lake and the hot springs

From the Sembalun rim, the trail drops toward Segara Anak Lake at about 2,000 meters. The descent is steep and rocky, and tired legs make the uneven ground harder to manage. Take your time here. A trekking pole, included with the package, can be useful for balance.

The lake is the visual center of the whole route. It sits inside Rinjani’s crater, with the summit and the smaller volcanic cone, Gunung Baru, rising nearby. After the exposed climb and summit cold, the lake feels like a complete change of setting.

Lunch is served near the shore, followed by a short stop at the hot springs. The water offers a chance to wash off some trail dust and loosen stiff muscles, but the visit is brief. Do not treat it as a long spa break. You still have a difficult climb ahead.

The hot springs also create a practical safety issue. One section of the route was described as damaged after an earthquake, making the second day particularly risky in poor conditions. Good hiking shoes are essential, and you should follow the guide closely. If someone in the group is moving slowly or lacks proper footwear, the group may reach a hazardous section after dark.

That is one reason to ask about current trail conditions and the exact route before booking. The scenery is superb, but the lake section is not a casual walk.

Climbing out to Senaru Crater Rim

After lunch and the hot springs, you continue around the lakeshore before climbing out of the crater. This is the day’s second major climb, and it arrives after the summit and a long descent.

The trail rises through thicker tropical forest. The shade is welcome, but the ground remains steep and rocky. You camp at Senaru Crater Rim, around 2,641 meters, and eat dinner with the lake below and the summit across the crater.

This rim gives you a different view from the Sembalun side. You can see Segara Anak, Gunung Baru, Mount Agung in Bali, and the Gili Islands when conditions are clear. Sunset and sunrise from this camp are key reasons the route takes two nights rather than one.

Still, this is the point where the itinerary can feel too ambitious. A fit person may manage it, but fitness alone does not remove the steep ground, cold, darkness, and accumulated fatigue. One group of four found the 3-day program too exhausting after the summit and chose to stop rather than continue to the lake and second camp.

I consider that a sensible reminder, not a failure. On a mountain, changing your plan is often the smart choice.

Day three: five hours down through the forest

After breakfast, you begin the descent to Senaru. The route uses Pos 3, Pos 2, and Pos 1 as rest points before reaching the village at about 601 meters. The stated arrival time is around 1 p.m., with four to five hours of walking.

The upper section gradually gives way to thicker forest. This is cooler and more shaded than the Sembalun grassland, but the long downhill can be tough on knees and ankles. Your trekking pole earns its keep here.

Lunch is included during the descent, and the day is shorter in structure than day two. Even so, do not schedule a tight boat departure or long onward transfer without extra time. The route can take longer if the group moves slowly or conditions are poor.

At Senaru, the included drop-off can take you onward to Senggigi, Bangsal Port, or Mataram. Confirm the final destination when you book, especially if you are connecting to the Gili Islands.

Guides, porters, food, and group size

The package includes an English-speaking guide and professional porters. The guide sets the pace, helps with difficult sections, and keeps the group together. In a private or small group, you may have more flexibility than in a large departure, so ask which format you are actually booking.

The porter team carries the cooking gear, camping equipment, food, and shared supplies. You still carry your personal clothing, camera, water, and other essentials. Pack lightly, but do not cut out warm layers to save space.

Food is one of the strongest practical features. You receive two lunches, three dinners, and two breakfasts, along with water listed as two liters of mineral water per person per day. Meals can include fried rice, curry, noodles, pancakes, fresh vegetables, and fruit. That is a welcome level of variety for a mountain camp.

The equipment list includes a tent, toilet tent and paper, sleeping bags, mattresses, trekking pole, and headlamp or hand torch. Bring a backup flashlight anyway, along with a power bank. A camera and binoculars are worthwhile for the crater views, but protect electronics from rain and cold.

What to pack for Rinjani

You need proper hiking shoes, not sandals or casual trainers. The rocky, steep sections around the summit, lake, and crater exit demand secure footing.

Pack:

• Thermal shirt and long pants
• Warm jacket or down jacket
• Gloves and hat
• Raincoat
• Sunglasses and sunscreen
• Hiking pants
• Towel and sandals for the hot springs
• Flashlight or headlamp
• Camera and power bank
• Cash and passport
• Extra personal trekking gear

A raincoat is not included, so bring one. The same applies to trekking shoes. Sandals are useful at camp and near the hot springs, but they cannot replace hiking footwear.

Children under four are not accepted. The activity is best for adults and older children who already handle long, steep hikes comfortably. The provider does not give a maximum age or fitness rule, so your own condition and past hiking experience should guide the decision.

Is $154 good value?

At $154, the package covers much of the expensive practical work: transport, a guide, porters, food, water, tents, sleeping gear, lights, trekking poles, and post-trek transfer. If you bought all those services separately, the cost and planning would rise quickly.

The national park fee is extra, and your personal clothing and shoes are your responsibility. You should also allow for small cash needs, though the included meals and water reduce what you need to carry.

The real question is not only price. It is whether you want the full cross-crater route. You pay for a demanding itinerary with more scenery, not a relaxed mountain holiday. If you want the summit, lake, hot springs, and both crater rims, the package offers strong practical value. If you mainly want sunrise from the summit, a shorter option may be more sensible.

Free cancellation up to 24 hours before departure and reserve-now, pay-later booking make the commitment easier, but I would still confirm permits, route direction, weather plans, and current trail conditions before paying.

Should you book this Mount Rinjani trek?

Book it if you want the full Rinjani story in three days: open Sembalun grassland, a sunrise summit, Segara Anak Lake, hot springs, tropical forest, two crater camps, and views toward Bali and the Gilis.

Do not book it casually. The climb to the summit is hard, but the real test is the long day that follows. You need good shoes, warm clothing, a steady pace, and the willingness to stop if conditions turn unsafe.

The food and porter support make the route more manageable, and guides such as Agus have shown the value of patient support when the trail gets rough. Still, no guide can make the mountain easy. If you accept that, this is a powerful and varied trek. If you want comfort, short walking days, or a low-risk introduction to hiking, choose a shorter Rinjani plan instead.

FAQ

How long is the Mount Rinjani trek?

The trek lasts three days and two nights. The planned route starts at Sembalun and finishes in Senaru.

What time does the summit climb begin?

You wake at about 3 a.m. on day two after a light breakfast, then start the roughly three-hour climb to the summit.

How high is Mount Rinjani’s summit?

The summit reaches 3,726 meters.

Is the national park entrance fee included?

No. The listed fee is IDR 250,000 per person per day.

Are meals included?

Yes. The package includes two lunches, three dinners, and two breakfasts, plus drinking water listed as two liters per person per day.

Are tents and sleeping bags provided?

Yes. Tents, a toilet tent and paper, sleeping bags, mattresses, cooking equipment, and camping supplies are included.

Are hiking shoes included?

No. You need to bring your own hiking shoes. A raincoat is also not included.

Can I visit the hot springs?

Yes. The route includes a short stop at the hot springs near Segara Anak Lake on day two.

Is the trek suitable for young children?

Children under four are not permitted. The demanding terrain means you should also consider fitness and previous hiking experience before booking.