Planning a trip and wondering about the Dehradun to Dalai Hills distance? The scenic hilltop destination near Mussoorie is easily reachable, with Dehradun Railway Station sitting about 37 km away and Jolly Grant Airport around 62 km away. From Dehradun, travellers typically head to Mussoorie first and then continue for roughly half an hour, since Dalai Hills is just 3.3 km from central Mussoorie via NH707A.