The calculated distance (air line) between Rufino and San Nicolás de los Arroyos is approximately 157 miles respectively 253 kilometers.
By car or train, the actual journey to San Nicolás de los Arroyos is certainly longer, as only the direct route (as the crow flies) between Rufino and San Nicolás de los Arroyos has been calculated here.
Air line (approximately)
253 kilometers
137 nautical miles