Take a look at this complete travel guide to Chitkul that detailes the journey from Delhi to Chitkul and provides all the travel info you need!
Chitkul
Kinnaur Valley Itinerary: A Detailed Travel Guide with Costs and Route

Take a look at this helpful itinerary for visiting Kinnaur Valley in Himachal Pradesh. It takes you through Kalpa, Sangla, Raksham, Chitkul and Nako.