The distance between Hirakud and Kolkata is approximately 550 kilometers. The most convenient way to travel is by train, with several express services connecting Sambalpur to Kolkata (Howrah/Shalimar). Alternatively, you can take an overnight bus, which takes about 12 to 14 hours via NH 16. The route crosses from Odisha into West Bengal.
Total Distance: 550 km by road, 480 km straight-line.
Book in advance for a comfortable journey.
Overnight sleeper buses are recommended.
October to February for pleasant weather.