The calculated distance (air line) between Duisburg and Bruay-sur-l'Escaut is approximately 157 miles respectively 253 kilometers.
By car or train, the actual journey to Bruay-sur-l'Escaut is certainly longer, as only the direct route (as the crow flies) between Duisburg and Bruay-sur-l'Escaut has been calculated here.
Air line (approximately)
253 kilometers
137 nautical miles