The journey from Kidangoor to Gangtok covers 2700 km. You should travel to Kottayam station and board a train to New Jalpaiguri, then take a taxi to Gangtok. This is a long-distance journey taking approximately 60 hours.
Total Distance: 2700 km by road, 2300 km air distance.
The road journey from NJP to Gangtok is very scenic.
March to June and October to December.