The calculated distance (air line) between San Isidro de Curuguaty and Nemby is approximately 132 miles respectively 212 kilometers.
By car or train, the actual journey to Nemby is certainly longer, as only the direct route (as the crow flies) between San Isidro de Curuguaty and Nemby has been calculated here.
Air line (approximately)
212 kilometers
115 nautical miles