The calculated distance (air line) between Chukhloma and Nizhniy Novgorod is approximately 174 miles respectively 281 kilometers.
By car or train, the actual journey to Nizhniy Novgorod is certainly longer, as only the direct route (as the crow flies) between Chukhloma and Nizhniy Novgorod has been calculated here.
Air line (approximately)
281 kilometers
152 nautical miles