The calculated distance (air line) between Três Pontas and Duque de Caxias is approximately 172 miles respectively 276 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 Três Pontas and Duque de Caxias has been calculated here.
Air line (approximately)
276 kilometers
149 nautical miles