The calculated distance (air line) between Stuttgart and Maizières-lès-Metz is approximately 140 miles respectively 225 kilometers.
By car or train, the actual journey to Maizières-lès-Metz is certainly longer, as only the direct route (as the crow flies) between Stuttgart and Maizières-lès-Metz has been calculated here.
Air line (approximately)
225 kilometers
122 nautical miles