The calculated distance (air line) between Huehuetenango and Amatitlán is approximately 81 miles respectively 130 kilometers.
By car or train, the actual journey to Amatitlán is certainly longer, as only the direct route (as the crow flies) between Huehuetenango and Amatitlán has been calculated here.
Air line (approximately)
130 kilometers
70 nautical miles