The calculated distance (air line) between Ḩalwān and Minyat an Naşr is approximately 91 miles respectively 147 kilometers.
By car or train, the actual journey to Minyat an Naşr is certainly longer, as only the direct route (as the crow flies) between Ḩalwān and Minyat an Naşr has been calculated here.
Air line (approximately)
147 kilometers
79 nautical miles