Lhotse (8,516 m) — the world's fourth-highest mountain — shares the Everest Base Camp, the Khumbu Icefall, and the lower South Col route with its more famous neighbour, before diverging onto the formidable Lhotse Face and Couloir for the final push to a summit that very few human beings have ever stood upon. A 60-day guided spring expedition for climbers who want to combine the Everest approach experience with the challenge of one of the world's truly elite summits.
Lhotse (8,516 m) — the name means "South Peak" in Tibetan, reflecting its position directly south of and structurally connected to Everest — is the fourth-highest mountain on Earth and one of its most demanding summit objectives. While sharing Base Camp, the Khumbu Icefall, and the lower Western Cwm with the Everest expeditions that make the same spring-season journey, Lhotse diverges dramatically at Camp 3 — turning south up the near-vertical Lhotse Couloir, a 50–60-degree gully of ice and mixed rock that leads to the summit at 8,516 m via terrain that is technically harder and more objectively serious than any section of Everest's standard South Col route.
Lhotse attracts a specific type of climber: one who has already demonstrated competence at extreme altitude (typically via Everest or Cho Oyu) and is seeking a genuine technical challenge rather than the guided high-altitude endurance test that the South Col route has increasingly become. The summit couloir and the final ridge demand real alpine technique at 8,000+ metres — not just the physical and psychological fortitude of extreme altitude, but the ability to move on steep mixed ground when your body is operating at a fraction of its sea-level capacity.
The Lhotse route is identical to Everest's South Col route from Base Camp through Camp 3 (7,200 m) on the lower Lhotse Face. This means the approach trek through the Khumbu, the Khumbu Icefall, and the Western Cwm are shared — and in spring season, Lhotse and Everest expeditions share Base Camp, the Icefall route preparation, and much of the fixed-rope infrastructure, making Lhotse a more efficient expedition in some respects than a standalone Everest attempt.
Above Camp 3, the route diverges:
The Lhotse Face (Camp 3 to Camp 4, 7,200–8,000 m): the route continues directly up the Lhotse Face rather than traversing to the South Col. This section of the face is steeper and more technical than the Everest route — 50–55 degree ice and occasional mixed rock sections requiring front-pointing and ice-tool placements.
The Lhotse Couloir (8,000–8,400 m): the most demanding section of the climb. The couloir is a 400-metre gully of 55–65 degree ice and mixed ground that funnels all ascending and descending traffic through a narrow channel with significant objective hazard from rockfall and ice debris. Fixed ropes are placed throughout, but the technical demand of ascending the couloir at altitude above 8,000 m wearing full oxygen equipment and a high-altitude suit is among the most physically and technically demanding sections of any standard Himalayan route.
The Summit Ridge (8,400–8,516 m): above the couloir, a steep mixed ridge leads to the summit. The final metres involve ice and rock climbing on a narrow exposed crest with the south face dropping away below — a genuinely technical finish to one of the world's great mountain routes.
The most common Lhotse strategy — and the one we offer as an option — is a combined Lhotse–Everest expedition: using the shared Base Camp and lower-route infrastructure to attempt both summits in the same season. The acclimatisation programme for Lhotse (three rotations to Camp 3) is identical to Everest's preparation, and the South Col that serves as Everest's Camp 4 is directly adjacent to the Lhotse upper-route camps. Climbers who have the fitness, time (70+ days), and financial commitment can attempt both summits sequentially — ascending Lhotse on the first summit window and Everest on the second, or vice versa. This combination represents one of the most prestigious achievements in Himalayan mountaineering and has been accomplished by a significant number of elite alpinists annually in recent spring seasons.
Lhotse is appropriate for climbers who have already summited Everest or have demonstrated equivalent high-altitude capability on Cho Oyu or Manaslu, have genuine technical alpine climbing skills on steep ice and mixed terrain, and are specifically seeking an objective beyond what the guided Everest experience provides. It is not an appropriate first 8,000-metre objective — the Lhotse Couloir demands technical competence that Everest's South Col route does not, and the consequences of a technical fall at 8,200 m with limited evacuation options are extreme. We assess every Lhotse application against these criteria without exception.
Lhotse and Everest share the same Base Camp, Khumbu Icefall, and lower-mountain route as far as Camp 3 on the Lhotse Face. Above Camp 3, the routes diverge completely: Everest continues up the Western Cwm and turns onto the South Col route; Lhotse turns directly up its own face through the Lhotse Couloir — a 400-metre gully of 55–65-degree ice and mixed terrain that is technically harder than anything on the Everest South Col route. Lhotse is generally considered a more technically demanding objective than Everest despite being 333 metres lower, because the Couloir demands genuine alpine ice-climbing skill at extreme altitude. Summit success rates are also lower — typically 40–55% versus Everest's 55–65%.
Yes — and many experienced Himalayan climbers do exactly this. The combined Lhotse–Everest expedition uses the same Base Camp and acclimatisation programme for both peaks. The standard approach is to attempt Lhotse on the first summit window (using the shared Camp 3 to Camp 4 push, then the Couloir to the Lhotse summit), recover at Base Camp for 5–7 days, and then attempt Everest on the second weather window using the South Col route. This combination requires 70–75 days minimum and significantly greater financial, physical, and logistical commitment than a single-peak expedition. We offer the combined expedition as a separate package — enquire for pricing.
The Nepal government permit for Lhotse is USD 3,000 per person for the spring season — identical to Manaslu's permit fee. This is significantly less than Everest's USD 11,000 and reflects the government's tiered pricing structure that maintains Everest's premium while making the other 8,000-metre peaks more accessible. The permit is included in our expedition price.
The Couloir is the most objectively hazardous section of the Lhotse route. At 55–65 degrees over 400 metres, a fall without arrest would be fatal. The Couloir also channels rockfall and ice debris from the Yellow Band above — helmets are mandatory and climbers move through the technical sections efficiently rather than resting. Fixed ropes are placed throughout the Couloir by the Sherpa team during route preparation, providing arrest points for any slip. The hazard is manageable for technically competent climbers moving with discipline and appropriate speed, but should not be underestimated by climbers whose high-altitude experience is limited to the less technical standard routes.
Lhotse was first summited in 1956 by Ernst Reiss and Fritz Luchsinger of the Swiss expedition. As of 2024, approximately 650 individuals have reached the summit — a number that is a fraction of Everest's 6,600+ summiteers, reflecting both the technical difficulty and the relative lack of commercial guiding on the peak until the past decade. Notable firsts include the first solo ascent by Jerzy Kukuczka (1988) and the first female ascent by Ang Rita's expedition. The mountain remains a genuinely elite objective with meaningful achievement attached to its summit, distinct from the more commercialised Everest.
We require a successful summit of at least one 8,000-metre peak (Cho Oyu, Manaslu, or Everest) OR a demonstrated history of technical alpine climbing at 7,000+ m on steep ice and mixed terrain (Baruntse, Pumori, or equivalent). The Lhotse Couloir is not suitable for climbers whose 8,000-metre experience is limited to the Cho Oyu or Manaslu standard routes without prior technical alpine climbing exposure. We assess every application individually and decline bookings where the experience profile does not match the technical demands of the Couloir.