The calculated distance (air line) between Sātkhira and Ashoknagar Kalyangarh is approximately 30 miles respectively 48 kilometers.
By car or train, the actual journey to Ashoknagar Kalyangarh is certainly longer, as only the direct route (as the crow flies) between Sātkhira and Ashoknagar Kalyangarh has been calculated here.
Air line (approximately)
48 kilometers
26 nautical miles