The journey from Malpura to Kolkata covers 1600 km. You should travel to Jaipur to catch a train to Kolkata. The route passes through the Gangetic plains. Expect a travel time of 30 to 35 hours. Kolkata is a major cultural and historical hub.
Total Distance: Driving distance 1600 km, straight-line air distance 1350 km.
Book your tickets well in advance for this long journey.
October to March for pleasant weather.