The journey from Kallambalam to Dehradun covers about 2900 km. Flight is the most practical mode, connecting the south to the north. You will fly from Thiruvananthapuram to Dehradun. The journey takes approximately 10 to 12 hours. Dehradun is a beautiful city in the foothills of the Himalayas.
Total Distance: Driving distance is 3000 km; straight-line air distance is 2400 km.
Book flights from Thiruvananthapuram well in advance.
March to June and September to November, when the weather is pleasant.