The journey from Kaithal to Patna covers about 1100 km. The most efficient way is to take a train from Delhi to Patna, which is well-connected. Driving via NH 27 is also possible. The journey takes around 18 to 22 hours. Patna is one of the oldest continuously inhabited places in the world.
Total Distance: 1100 km by road, 950 km air distance.
The Sampoorna Kranti is a very fast and popular train.
October to March for pleasant weather.