The calculated distance (air line) between Belo Horizonte and Rio Piracicaba is approximately 50 miles respectively 80 kilometers.
By car or train, the actual journey to Rio Piracicaba is certainly longer, as only the direct route (as the crow flies) between Belo Horizonte and Rio Piracicaba has been calculated here.
Air line (approximately)
80 kilometers
43 nautical miles