The calculated distance (air line) between Spas-Klepiki and Nizhniy Novgorod is approximately 170 miles respectively 273 kilometers.
By car or train, the actual journey to Nizhniy Novgorod is certainly longer, as only the direct route (as the crow flies) between Spas-Klepiki and Nizhniy Novgorod has been calculated here.
Air line (approximately)
273 kilometers
148 nautical miles