The calculated distance (air line) between Yeghegnadzor and Nerkin Getashen is approximately 26 miles respectively 42 kilometers.
By car or train, the actual journey to Nerkin Getashen is certainly longer, as only the direct route (as the crow flies) between Yeghegnadzor and Nerkin Getashen has been calculated here.
Air line (approximately)
42 kilometers
23 nautical miles