The calculated distance (air line) between Duque de Caxias and Conselheiro Lafaiete is approximately 150 miles respectively 241 kilometers.
By car or train, the actual journey to Conselheiro Lafaiete is certainly longer, as only the direct route (as the crow flies) between Duque de Caxias and Conselheiro Lafaiete has been calculated here.
Air line (approximately)
241 kilometers
130 nautical miles