If you are from Delhi/ncr then first take bus to (delhi-chandigarh-shimla). After reaching shimla you have to take taxi/bike on rent & enroute to Kinnaur valley. * Recommended location to visit: KALPA, CHITKUL, SANGLA, RECKONG PEO .
You can go to Chandigarh sec 43 bus stand and boarded on bus to Shimla or narkanda you can get local bus from shimla to sangla at 7:30 morning and there also shared taxis from sangla to reckong peo/kapla