For budget travelers, reaching Spiti Valley from Delhi by bus is a feasible option. First, take a Volvo or HRTC bus from Delhi to either Shimla or Manali. From Shimla, HRTC runs regular buses to Reckong Peo, Kaza, and other villages in Spiti. This route remains open for most of the year. From Manali, buses to Kaza run only between June and October, depending on the Rohtang and Kunzum ... https://www.captureatrip.com/blog/how-to-reach-spiti-valley-from-delhi