The calculated distance (air line) between Manaus and Careiro da Várzea is approximately 15 miles respectively 24 kilometers.
By car or train, the actual journey to Careiro da Várzea is certainly longer, as only the direct route (as the crow flies) between Manaus and Careiro da Várzea has been calculated here.
Air line (approximately)
24 kilometers
13 nautical miles