The calculated distance (air line) between Düsseldorf and Ferrière-la-Grande is approximately 139 miles respectively 223 kilometers.
By car or train, the actual journey to Ferrière-la-Grande is certainly longer, as only the direct route (as the crow flies) between Düsseldorf and Ferrière-la-Grande has been calculated here.
Air line (approximately)
223 kilometers
121 nautical miles