The calculated distance (air line) between Tomás Romero Pereira and Areguá is approximately 157 miles respectively 252 kilometers.
By car or train, the actual journey to Areguá is certainly longer, as only the direct route (as the crow flies) between Tomás Romero Pereira and Areguá has been calculated here.
Air line (approximately)
252 kilometers
136 nautical miles