The calculated distance (air line) between Popeşti-Leordeni and Constanţa is approximately 123 miles respectively 198 kilometers.
By car or train, the actual journey to Constanţa is certainly longer, as only the direct route (as the crow flies) between Popeşti-Leordeni and Constanţa has been calculated here.
Air line (approximately)
198 kilometers
107 nautical miles