Traveling from Hojai to Kolkata is best done by train. There are direct trains from Hojai or nearby stations like Lumding to Kolkata (Howrah/Sealdah). The total distance is about 950 km, and the journey takes approximately 18-22 hours. Alternatively, you can travel to Guwahati and take a flight to Kolkata.
Total Distance: 950 km by road, 750 km straight-line.
Book your train tickets well in advance.
October to March for pleasant weather.