Jalpaiguri is reachable from Egra via Howrah. You can take a bus to Howrah and then board a train to Jalpaiguri. The total distance is approximately 600 km. Jalpaiguri is a beautiful town in West Bengal.
Total Distance: 600 km by road, 580 km air distance.
Check the train schedule from Howrah to Jalpaiguri.
October to March for pleasant weather.