The journey from Kohima to Dehradun is a 1900 km trip. The most practical route is to travel from Kohima to Dimapur, then take a flight to Delhi, followed by a train to Dehradun. This route connects the Northeast to the capital of Uttarakhand.
Total Distance: 1900 km by air and rail; 1400 km straight-line.
Book the Dehradun-bound train from New Delhi station.
October to March for pleasant weather.