The journey from Dirang to Surat covers 2400 km. You must first reach Guwahati. From Guwahati, you can take a train to Surat or fly. This route connects the Northeast to the diamond city of Gujarat.
Total Distance: 2400 km by road, 2000 km air distance.
This is a long journey, so carry enough food and water.
October to March for pleasant weather.