photo by: Mallar Sarkar

Borasu Pass - The last valleys of Uttarakhand and Himachal

Situated at an elevation of 5480 meters, Borasu is a high altitude pass that bisects the border between Uttarakhand and Himachal Pradesh. It is the pass that connected Tons valley in Uttarakhand to Baspa river valley. 

It is believed to be an ancient trade route between the two valleys. The Borasu Pass offers varied landscapes that leave treks and travelers awestruck. It is one of the rarely explored regions in Himalayas that is worth a mention.

Trekking Route To Borasu Pass

Borasu Pass is located near the border to Uttarakhand and Himachal Pradesh. The pass is open to public only for couple of months before rainy season and few months before the winter shrouds the region under heavy snow. In order to reach Borasu Pass one needs to trek 3-4 days from the Har Ki Doon valley and Borasu Glacier. Trekking in north direction, one reached Morinda Gad which is just 3 kms from Har Ki Dun. After continuing on the path for further 5 kms along the widened trekking trails, one reaches the Baspa valley. The Doaria camping grounds are perfect to spend overnight.

Highlights of The Borasu Pass Trek

The Borasu Pass Trek is a great way to explore the cultures of the Himalayas of Garhwal and Kinnaur both. It will not only take you on a journey of the mind boggling topography of the Himalayas but also amongst the varied wildlife of Himalayas. You will get to see a large variety of mammals and birds such as Wild boar, Indian Crested Porcupine, Yellow throated marten, Koklass Pheasant, Himalayan Woodpecker etc. You will also see the high altitude mountain peaks like Kalanag, Swargarohini I, II, III and some lower peaks like Har Ki Dun, Hata peak etc. The jewel blue rivers that flow in this area are the Tons, Yamuna, Supin and Baspa river.

Itinerary of The Borasu Pass Trek

Day 1: Dehradun to Sankri (1920m)
Distance: 190km, 7 hrs drive
Begin your journey from Dehradun till Sankri, travel via bus or taxi according to your trekking package.

Day 2: Sankri to Seema (2560m) via Taluka (1800m)
Distance: 1 hour drive, 5 to 6 hrs hike, 14km
Reach at Taluka from Sankri, the trek begins from Taluka. With the Supin river flowing beside, the walk is quiet pleasant. The path will cross over the Supin river, keep walking through the village of Gangad and gradually the village of Osla will appear. The Seema village is tiny settlement opposite to the river from Osla.

Day 3: Seema/Osla to Har Ki Dun (3510m)
Distance: 4 to 5 hours hike, 10km
 From Osla the trail gradually gets higher, the ascending path climbs high above the confluence Supin river from the Ruinsara Valley. The Har Ki Dun appears, it is located in the midst of two valleys- one originating from the Jaundhar Glacier and other from beyond Hata glacier.

Day 4: Har Ki Dun to Ratha Tho (4200m)
Distance: 4 to 5 hours hike, 5 km
While trekking to the Ratha Tho you will cross the Marinda Tal, a small lake. The path ahead is a bit over the boulders, but the snow clad peaks and panoramic view makes the walk worth every step.

Day 5: Ratha Tho to Borasu Pass base camp (Upper Lamjung) (4900m)
Distance: 3 to 4 hours hike, 4km
This path is more over boulders and is covered with snow on most of the areas. The campsites on Upper Lamjung are usually covered with snow all over. The climb however opens up to an ecstatic view of the valley left behind.

Day 6: Borasu Pass Base Camp (Uper Lamjung) to Bonga (4000m) via Borasu Pass(5360m)
Distance-As you keep moving higher up the scenery keeps getting wider and better. The cradle shape Borasu Pass appears after crossing two boulders with a final ascent over these boulders. Descending towards the Himachal side of the pass into the large glacier over the initial slope, the trek is further along a tributary of Baspa River, you may find many shepherds along the way.

Day 7: Bonga to Chitkul (3430m)
Distance: 8 hrs hike, 15km
A long trek of 8 hour with an easy walk through flower fields and forest. Stay overnight in Chitkul Village. The trek ends here. From here you can have public or private transport from Chitkul or Sangla to Sankri.

What is Borasu Pass famous for?

Borasu Pass is famous among tourist as Trekking, Expedition.

Borasu Pass is recommended destination for Foreigners, Groups.

Borasu Pass is popular destination for following activities/ interests - Adventure, Trekking.

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