The calculated distance (air line) between Bicas and Duque de Caxias is approximately 75 miles respectively 121 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 Bicas and Duque de Caxias has been calculated here.
Air line (approximately)
121 kilometers
65 nautical miles