The calculated distance (air line) between San Antonio Aguas Calientes and Escuintla is approximately 17 miles respectively 27 kilometers.
By car or train, the actual journey to Escuintla is certainly longer, as only the direct route (as the crow flies) between San Antonio Aguas Calientes and Escuintla has been calculated here.
Air line (approximately)
27 kilometers
15 nautical miles