The calculated distance (air line) between Ars-sur-Moselle and Malzéville is approximately 26 miles respectively 41 kilometers.
By car or train, the actual journey to Malzéville is certainly longer, as only the direct route (as the crow flies) between Ars-sur-Moselle and Malzéville has been calculated here.
Air line (approximately)
41 kilometers
22 nautical miles