
Snow
Backcountry Ski Touring in Cajón del Maipo
A full day of guided ski touring in the Cajón del Maipo, about 2 hours from Santiago, skinning up and skiing the couloirs of Valle Las Arenas.
Full day
Photo: Tijs Michels / Wikimedia Commons, CC BY-SA 3.0Mountains & volcanoes · Central Andes
A 3-day guided climb of Cerro El Plomo (5,424 m) from Valle Nevado, with a base camp at 4,100 m and mules carrying the heavy gear.
Cerro El Plomo rises to 5,424 m (17,795 ft) above Santiago. This three-day ascent starts at the Valle Nevado ski center and follows the Federación valley to a base camp at 4,100 m (13,451 ft). Arrieros (muleteers) from Farellones carry the heavier gear on their mules, so the walk up to camp is a gentle approach.
Summit day starts before dawn. The route gains roughly 1,400 m over about 4 km, passes the site where the Inca mummy known as the Niño del Plomo was found in 1954, and crosses a section of the Iver glacier before the final ridge. From the top you look out over the Central Andes and down to the Santiago valley. You sleep at camp again that night and walk back down to Valle Nevado on day three.
The climb runs with our mountain team in Santiago, with a camp cook, radio communication and all meals on the mountain. It is a real mountaineering objective above 5,000 m, not a hike, and it rewards people who arrive fit and already used to altitude. Private groups can also book Cerro Marmolejo and other peaks around Santiago on their own dates, with the same cook, radio and mule support.
Day 1
Meet at the Valle Nevado ski center. A gentle 4–5 hour approach trek, with roughly 750 m of elevation gain, takes you up to Federación base camp while the arrieros and mules carry the heavier gear. The afternoon is for acclimatizing and checking gear, followed by dinner and rest.
Day 2
Alpine start. The summit push takes 7–9 hours round trip, depending on conditions and pace. The route passes the site where the Niño del Plomo was found, then crosses a section of the Iver glacier (crampons are carried in case of recent snowfall) before the final ridge to the summit. Back at camp, the afternoon is for rest and a celebration dinner.
Day 3
An unhurried walk back down to Valle Nevado, with a chance of seeing condors along the way. The program ends at the Valle Nevado ski center in the afternoon.
Fit hikers who are ready for a real mountaineering objective above 5,000 m. Summit day is a demanding, sustained effort of roughly 1,400 m in about 4 km. We strongly recommend an acclimatization hike the week before, for example Cerro Pintor (4,100 m).
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Snow
A full day of guided ski touring in the Cajón del Maipo, about 2 hours from Santiago, skinning up and skiing the couloirs of Valle Las Arenas.
Full day

Snow
A full day of helicopter-accessed descents on snowfields and glaciers in the Central Andes, with a certified mountain guide (UIAGM or national certification) and transfers from Santiago.
Full day
It is a genuine mountaineering objective above 5,000 m, not a hike. Summit day gains roughly 1,400 m over about 4 km and takes 7–9 hours round trip. The altitude, cold and wind make it a demanding day even for strong hikers.
You need to be fit and ready for a long, sustained effort at altitude. The route crosses a section of the Iver glacier, and crampons are provided as part of the group gear when conditions call for them. If you have not been above 4,000 m before, plan an acclimatization hike before the trip.
We strongly recommend an acclimatization hike the week before, for example Cerro Pintor (4,100 m). The online briefing about 30 days before departure is a good moment to plan this with us.
We run this ascent in spring and summer, from September to March. Even in summer, expect sub-zero temperatures and strong wind on summit day, and weather that changes quickly.
No. Arrieros from Farellones and their mules carry the heavier gear and the base camp equipment between Valle Nevado and Federación.
Both nights are at Federación base camp (4,100 m), with tents, sleeping pads, a communal dome and a kitchen run by the camp cook. The sleeping bag is not included, so bring one suited to sub-zero nights.
The climb starts and finishes at the Valle Nevado ski center, above Santiago. Transport to and from Valle Nevado is not included in the program, so let us know when you request your quote.
No. Weather on El Plomo changes quickly, and summit day depends on conditions and the group's pace. Good fitness and acclimatization before the trip improve your chances.
SOURCES · Vertic field notes · andeshandbook.org · laderasur.com · vallenevado.com