Annapurna Circuit Trek: The 2027 Planning Guide

At 5416 meters, the Thorong La pass stands as the high point of the Annapurna Circuit and the primary physical hurdle for everyone who sets out on the trail. That altitude determines how every day of the trek is paced, forcing a gradual ascent through the Marsyangdi valley before the final push across the watershed into Mustang.

Groups we guide through the circuit usually spend at least two nights above 3000 meters before attempting the pass to allow their bodies to adjust to the thinning air. Respecting the altitude profile keeps mild headaches from turning into acute mountain sickness.

5416 Meters: Understanding the Thorong La Pass

The climb to Thorong La typically begins around three or four in the morning from Thorong Phedi or High Camp, which sits at 4850 meters. Setting out in the dark ensures you cross before the fierce afternoon winds barrel down the pass from the Tibetan plateau.

The slope is steady rather than technical, but walking at that height makes every step feel heavy. After reaching the prayer-flag-draped summit, trekkers face a long, knee-jarring descent of roughly 1600 meters down to the pilgrimage village of Muktinath.

How the Route Has Changed: Roads and Alternative Trails

Road construction has pushed up both sides of the Annapurna massif over the past decade, altering how modern trekkers experience the lower valleys. Walking along dusty jeep tracks from Besisahar to Chame or up from Jomsom is rarely enjoyable, so our groups take newer footpaths that stay high above the vehicle road.

These alternative routes cross suspension bridges over the Marsyangdi river and wind through forests of oak and rhododendron, keeping you away from engine exhaust and traffic. Confirm road conditions with your operator before you arrive, as local vehicle tracks continue to expand.

• Take the upper trail via Ngadi and Bahundanda to avoid lower road sections.
• Use local jeeps for specific dusty stretches if you are short on time.
• Expect vehicle traffic to be heaviest between Besisahar and Chame.

Daily Stages and Altitude Profiles

A standard itinerary spans about 16 days from Pokhara back to Pokhara, balancing walking hours with necessary altitude gains. Days range from four to seven hours of walking on well-defined trails that link traditional stone-built villages.

The transition from the lush, Hindu-dominated lowlands to the arid, Tibetan-influenced valleys of Manang and Mustang is the defining geographical magic of the circuit.

Mantra Mountain Field Notes

Permits, Paperwork, and Current Fees

Every trekker entering the region needs an Annapurna Conservation Area Permit (ACAP) and a Trekkers' Information Management System (TIMS) card. These can be processed in Kathmandu or Pokhara through the Nepal Tourism Board or authorized agencies.

Because government fees and local municipality taxes are subject to revision, check current rates directly with the Department of Immigration or your trekking operator before your trip. Always keep your passport and permits accessible, as checkpoint stations inspect them at multiple points along the trail.

Culture and Food Along the Trail

The culture shifts visibly as you gain elevation. In the lower valleys, Gurung and Brahmin villages feature terraced rice paddies and slate-roofed houses, while upper Manang and Mustang reflect Tibetan Buddhist traditions with Mani walls, chortens, and ancient gompas.

Teahouse menus remain reliable throughout the trek, offering dal bhat (lentils, rice, and vegetable curry) as the staple energy source for walking. Porridge, Tibetan bread, noodle soups, and momos are also widely available at every lodge.

When to Go: Seasons on the Circuit

The primary trekking windows run from March to May in the spring and from September to November in the autumn. Spring brings blooming rhododendrons across the lower hills, while autumn delivers stable weather and clear mountain views after the monsoon rains.

Winter brings heavy snow to the Thorong La pass, closing it for weeks at a time, and summer coincides with the monsoon, bringing leeches and obscured visibility. Always verify weather stability with local forecasts before heading into the high alpine zones.