The calculated distance (air line) between Ouro Branco and Duque de Caxias is approximately 158 miles respectively 255 kilometers.
By car or train, the actual journey to Duque de Caxias is certainly longer, as only the direct route (as the crow flies) between Ouro Branco and Duque de Caxias has been calculated here.
Air line (approximately)
255 kilometers
137 nautical miles