The calculated distance (air line) between Pār Naogaon and Sātkhira is approximately 145 miles respectively 233 kilometers.
By car or train, the actual journey to Sātkhira is certainly longer, as only the direct route (as the crow flies) between Pār Naogaon and Sātkhira has been calculated here.
Air line (approximately)
233 kilometers
126 nautical miles