The calculated distance (air line) between Redange-sur-Attert and Esch-sur-Alzette is approximately 19 miles respectively 31 kilometers.
By car or train, the actual journey to Esch-sur-Alzette is certainly longer, as only the direct route (as the crow flies) between Redange-sur-Attert and Esch-sur-Alzette has been calculated here.
Air line (approximately)
31 kilometers
16 nautical miles