The calculated distance (air line) between Nuevo Cuscatlán and Puerto El Triunfo is approximately 54 miles respectively 87 kilometers.
By car or train, the actual journey to Puerto El Triunfo is certainly longer, as only the direct route (as the crow flies) between Nuevo Cuscatlán and Puerto El Triunfo has been calculated here.
Air line (approximately)
87 kilometers
47 nautical miles