The calculated distance (air line) between Duque de Caxias and Guapimirim is approximately 27 miles respectively 44 kilometers.
By car or train, the actual journey to Guapimirim is certainly longer, as only the direct route (as the crow flies) between Duque de Caxias and Guapimirim has been calculated here.
Air line (approximately)
44 kilometers
24 nautical miles