The journey from Kalol to Kolkata is a long-distance trip covering approximately 2000 kilometers. The most practical way is to take a train from Ahmedabad Junction to Kolkata. Alternatively, you can fly from Ahmedabad to Kolkata. The route takes you across the central and eastern plains of India. Expect a travel time of 35 to 40 hours by train.
Total Distance: 2000 km driving distance, 1700 km straight-line distance.
Long-distance trains are the most convenient.
Flight time is short, but factor in airport transit time.
October to March for pleasant weather in Kolkata.