The calculated distance (air line) between Santa Branca and Duque de Caxias is approximately 169 miles respectively 272 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 Santa Branca and Duque de Caxias has been calculated here.
Air line (approximately)
272 kilometers
147 nautical miles