The calculated distance (air line) between Lagoa da Prata and Belo Horizonte is approximately 105 miles respectively 168 kilometers.
By car or train, the actual journey to Belo Horizonte is certainly longer, as only the direct route (as the crow flies) between Lagoa da Prata and Belo Horizonte has been calculated here.
Air line (approximately)
168 kilometers
91 nautical miles