The journey from Kotagiri to Patna covers 2300 km. The most efficient way is to fly from Coimbatore to Jay Prakash Narayan International Airport with a layover. Alternatively, you can take a train from Coimbatore to Patna, which is a very long journey. This route takes you from the southern hills to the eastern plains.
Total Distance: 2300 km by road, 2000 km air distance.
Book connecting flights via Delhi or Kolkata.
October to March for pleasant weather.