The calculated distance (air line) between Juan de Herrera and Santiago de los Caballeros is approximately 53 miles respectively 86 kilometers.
By car or train, the actual journey to Santiago de los Caballeros is certainly longer, as only the direct route (as the crow flies) between Juan de Herrera and Santiago de los Caballeros has been calculated here.
Air line (approximately)
86 kilometers
46 nautical miles