The calculated distance (air line) between Boa Esperança and Duque de Caxias is approximately 186 miles respectively 299 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 Boa Esperança and Duque de Caxias has been calculated here.
Air line (approximately)
299 kilometers
162 nautical miles