The calculated distance (air line) between Port Said and Minyat an Naşr is approximately 40 miles respectively 65 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 Port Said and Minyat an Naşr has been calculated here.
Air line (approximately)
65 kilometers
35 nautical miles