The calculated distance (air line) between Itamarandiba and Belo Horizonte is approximately 159 miles respectively 256 kilometers.
By car or train, the actual journey to Belo Horizonte is certainly longer, as only the direct route (as the crow flies) between Itamarandiba and Belo Horizonte has been calculated here.
Air line (approximately)
256 kilometers
138 nautical miles