The calculated distance (air line) between Maizières-lès-Metz and Belvaux is approximately 23 miles respectively 37 kilometers.
By car or train, the actual journey to Belvaux is certainly longer, as only the direct route (as the crow flies) between Maizières-lès-Metz and Belvaux has been calculated here.
Air line (approximately)
37 kilometers
20 nautical miles