The calculated distance (air line) between Tonacatepeque and Antiguo Cuscatlán is approximately 12 miles respectively 19 kilometers.
By car or train, the actual journey to Antiguo Cuscatlán is certainly longer, as only the direct route (as the crow flies) between Tonacatepeque and Antiguo Cuscatlán has been calculated here.
Air line (approximately)
19 kilometers
10 nautical miles