The journey from Kullu to Patna covers 1300 km. You must take a bus to Delhi and then a train to Patna. The train journey from Delhi to Patna takes about 12-15 hours via the Sampoorna Kranti Express. This route connects the Himalayas to the historic city of Patna. Expect a total travel time of 25-30 hours including transfers.
Total Distance: 1300 km by road, 1000 km air distance.
Sampoorna Kranti Express is the most reliable train for this route.
October to March for pleasant weather in Patna.