A 20-day loop through the Khumbu that links Everest Base Camp with Gokyo and three 5,300–5,535 m passes. This guide covers what to expect on trail, acclimatization strategy, and practical gear and timing for a safer, more rewarding crossing.
More ways to explore the area's outdoor wonders
Morning light slices across moraine and prayer flags as you lift off from Kathmandu toward Lukla — the Himalaya greets you with a bruise-blue skyline and a valley that seems to pull you in. Over the next 20 days the trail climbs, drops, and forces decisions: skirt the Khumbu Glacier, test a crevassed pass, then rise again to a saddle where the world narrows into stone and wind.
Difficulty
challenging
Duration
20 days
Fitness Level
Requires very good aerobic fitness, experience with multi-day high-altitude trekking, and ability to carry a daypack for up to 8–9 hours.
Wildlife
History
The Khumbu has long been a transit corridor for Tibetan traders and the Sherpa culture evolved around high-altitude subsistence and mountaineering support; Sagarmatha National Park was designated in 1979.
Conservation
Sagarmatha National Park limits impacts through permits (TIMS, national park fees) and community-based waste initiatives; pack out plastics when possible and respect local guidelines.
Reserve your spot on the Everest Three High Passes Trek - 20 Days today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Prioritize acclimatization
Follow scheduled acclimatization days in Namche and Dingboche — slow, steady gains above 300–500 m per day lower acute altitude risk.
Footwear and traction
Sturdy, broken-in trekking boots with ankle support and removable microspikes for icy sections will save time and blisters on passes.
Hydrate and salt
Drink 3–4 liters daily at higher camps and use electrolyte packets — appetite and urine color are simple dehydration indicators.
Plan flight contingencies
Lukla flights cancel frequently for weather; add buffer days in Kathmandu or flexible return tickets.
Insulated down jacket
Warmth at high camps and dawn starts where temperatures drop well below freezing.
Sturdy hiking boots (waterproof)
Support and protection on rocky, icy, and wet trail sections.
Trekking poles
Reduce impact on knees during long descents and provide balance on scree and snow.
Water purification + electrolyte mix
Safe drinking water and salts are critical for sustained hydration at altitude.