The Limi Valley Trek

The Limi Valley trek is an 18–22 day expedition into Humla, Nepal's extreme far northwest, right against the Tibet border. The loop links the remote Tibetan Buddhist villages of the Limi Valley, the border settlement of Hilsa on the Karnali river, and trails shared with the Mount Kailash pilgrimage route. It is a restricted-area trek, so you go with a licensed guide and at least two trekkers, camping through some of the wildest and least-visited country in the entire Himalaya.

Overview and highlights

Limi is pure trans-Himalayan Tibet: high desert valleys, ancient gompas, walled medieval villages such as Til, Halji and Jang, and the centuries-old Rinchenling monastery at Halji. Highlights include the border crossing point at Hilsa, the dramatic high passes of the loop — notably the Nyalu La around 4,900 m — and the wildlife-rich upper valleys where blue sheep and even snow leopard roam. The culture here is unbroken Tibetan Buddhist, almost untouched by tourism. For a comparable far-west wilderness, see the Upper Dolpo trek, or warm up first on the gentler Rara Lake trek.

Itinerary

A representative Limi loop:

Day	Stage	Approx. altitude
1	Fly Nepalgunj–Simikot	2,950 m
2	Acclimatisation and exploration at Simikot	2,950 m
3–5	Simikot to Dharapuri to Kermi to Tumkot	3,400 m
6–7	Tumkot to Yari to Hilsa (Tibet border)	3,640 m
8	Hilsa to Manepeme	3,990 m
9	Manepeme to Til, entering Limi Valley	3,700 m
10–12	Til to Halji to Jang	3,930 m
13–14	Jang to Talung beneath Nyalu La	4,370 m
15	Cross Nyalu La (about 4,900 m) to Shinjungma	3,620 m
16–20	Descend via the Hilsa road and trails to Simikot	varies
21–22	Fly Simikot–Nepalgunj–Kathmandu	varies

Difficulty and fitness

This is a strenuous, remote trek for fit, experienced walkers. The loop crosses passes near 4,900–5,000 m, involves long camping days far from any help, and depends on small, weather-dependent flights that can strand you for days. The walking is non-technical, but the altitude, cold camps and isolation make it serious. Acclimatise carefully and study altitude sickness; rescue from Humla is slow and costly.

Best time

Spring (May–June) and autumn (September–October) are the prime seasons. Like Dolpo, Limi lies largely in the rain shadow, so it can also be trekked through parts of the summer monsoon, when much of Nepal is wet — though the Simikot flights are more prone to weather delays. Winter is bitterly cold with snow blocking the passes.

Permits and cost

Limi is a restricted area, so you need the Humla Restricted Area Permit — about USD 50 per person for the first week plus roughly USD 10 per extra day — together with the Api Nampa Conservation Area permit of around USD 25–30. A registered agency, licensed guide and a minimum of two trekkers are mandatory. See trekking permits in Nepal for the process. With camping support, internal flights and long logistics, full guided packages typically cost USD 2,500–3,500 per person, and comprehensive travel insurance covering trekking near 5,000 m and helicopter evacuation is essential.

Accommodation

Limi is largely a camping trek. A few simple lodges and homestays exist in the lower Humla villages around Simikot, Kermi and along the Hilsa trail, but the inner Limi Valley and the high passes have little or no trekker accommodation, so you sleep in tents with a full support crew. Nights at the higher camps are very cold, so a warm sleeping bag and good insulation are essential.

Getting there

There is no road into upper Humla. Access is via a flight from Kathmandu to Nepalgunj, then a small, weather-dependent flight to Simikot, the district headquarters, where the walking begins and ends. These flights are the single biggest variable in the trip, so build in spare days for delays. The sheer difficulty of getting here is exactly why Limi remains one of Nepal's last truly hidden valleys — for kit, fitness and camping logistics, see our Nepal trekking guide.