The calculated distance (air line) between Kurlovo and Nizhniy Novgorod is approximately 150 miles respectively 241 kilometers.
By car or train, the actual journey to Nizhniy Novgorod is certainly longer, as only the direct route (as the crow flies) between Kurlovo and Nizhniy Novgorod has been calculated here.
Air line (approximately)
241 kilometers
130 nautical miles