The calculated distance (air line) between San José Poaquil and Amatitlán is approximately 30 miles respectively 48 kilometers.
By car or train, the actual journey to Amatitlán is certainly longer, as only the direct route (as the crow flies) between San José Poaquil and Amatitlán has been calculated here.
Air line (approximately)
48 kilometers
26 nautical miles