The calculated distance (air line) between Nawāb Char and Hāthazāri is approximately 124 miles respectively 200 kilometers.
By car or train, the actual journey to Hāthazāri is certainly longer, as only the direct route (as the crow flies) between Nawāb Char and Hāthazāri has been calculated here.
Air line (approximately)
200 kilometers
108 nautical miles