The journey from Kalyani to Dehradun covers about 1500 km. The best way to travel is by train from Kolkata to Dehradun, which takes about 26 to 28 hours. Dehradun, the capital of Uttarakhand, is a beautiful hill station destination. It is a long journey, so plan accordingly.
Total Distance: 1500 km by road, 1300 km by air.
Book tickets well in advance for this long journey.
October to March for pleasant weather.