Traveling from Tawang to Dehradun involves a long journey across the country. First, you must travel by road from Tawang to Guwahati (10-12 hours). From Guwahati, you can take a direct flight to Dehradun (approx. 3.5 hours) or a long-distance train (approx. 45-50 hours). This route connects the serene mountains of Arunachal Pradesh to the capital city of Uttarakhand.
Total Distance: 1900 km by rail/road, 1600 km straight-line air distance.
The train journey is very long; ensure you have enough supplies.
Book your flight from Guwahati (GAU) to Dehradun (DED) well in advance.
October to March for pleasant weather in Dehradun and Tawang.