The body of one soldier has been recovered whereas five bodies were yet to be traced, Kinnaur Deputy Commissioner Gopal Chand said. The avalanche occurred near Shipkala on the Sino-India border, he added.
The soldiers belong to the Jammu and Kashmir rifles unit of the army.
Several members of the Indo-Tibetan Border Police (ITBP) were also trapped in the avalanche. However, they have been rescued, Chand added.