The calculated distance (air line) between Gursahāiganj and Jhīnjhak is approximately 38 miles respectively 62 kilometers.
By car or train, the actual journey to Jhīnjhak is certainly longer, as only the direct route (as the crow flies) between Gursahāiganj and Jhīnjhak has been calculated here.
Air line (approximately)
62 kilometers
33 nautical miles