A full-day hike from Cusco to Humantay Lake delivers Salkantay views, a steep alpine climb and a jewel-toned glacial lagoon. This guide covers what to expect, altitude tips, logistics and gear so you can plan the day with confidence.
More ways to explore the area's outdoor wonders
Dawn arrives on the high Andes as the bus winds out of Cusco and the air tightens; by Soraypampa the peaks wait in a corridor of pale light. From the trailhead at 3,900 m the path climbs steadily—granite switchbacks, stunted ichu grass and the occasional alpine stream guiding you toward a rim where Humantay's turquoise bowl reveals itself.
Difficulty
moderate
Duration
8–12 hours
Fitness Level
Good baseline fitness with aerobic capacity; able to walk uphill for 1.5–2.5 hours at high altitude.
Wildlife
History
The Salkantay massif has long been central to local Quechua cosmology as an Apu (sacred mountain); paths in the area follow pre-Columbian routes later used for llama caravans.
Conservation
High-Andean wetlands and glacial-fed lakes are sensitive to foot traffic and changing precipitation; stick to trails, pack out waste, and support local guide services that practice low-impact tourism.
Reserve your spot on the Excursion to Humantay Lake | Full day | today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Acclimatize before you go
Spend 24–48 hours in Cusco (3,400 m) doing light activity to reduce altitude symptoms before the hike.
Start early with layered clothing
Morning pickups occur around 4:30–5:00 am; bring warm layers that you can strip as the sun strengthens.
Hydrate and snack frequently
Carry at least 1.5–2 L of water and salty snacks to maintain energy on the ascent at high altitude.
Pace the final steep pitch
The last 30–45 minutes are steep; use trekking poles and set a sustainable pace to avoid overexertion.
Sturdy hiking boots
Support and ankle protection on steep, sometimes loose alpine sections.
Insulating layers and wind shell
Cold mornings and high winds demand warm mid-layers and a protective outer shell.
winter
1.5–2 L water and electrolytes
High-altitude hydration is critical to reduce symptoms and sustain effort.
Sun protection (hat, sunglasses, SPF 50+)
High UV exposure above 3,900 m can burn quickly even on cool days.
summer