The distance from Mangpoo to Itanagar is approximately 550 km. The most efficient way is to take a taxi from Mangpoo to New Jalpaiguri (NJP) station, a train to Naharlagun, and then a taxi to Itanagar. The journey takes about 14 hours in total, including the transfer time at the station.
Total Distance: 550 km driving distance, 450 km air distance.
Book your train tickets in advance.
October to March for pleasant weather.