The calculated distance (air line) between Astolfo Dutra and Duque de Caxias is approximately 106 miles respectively 170 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 Astolfo Dutra and Duque de Caxias has been calculated here.
Air line (approximately)
170 kilometers
92 nautical miles