The calculated distance (air line) between Maciá and San Nicolás de los Arroyos is approximately 93 miles respectively 150 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 Maciá and San Nicolás de los Arroyos has been calculated here.
Air line (approximately)
150 kilometers
81 nautical miles