The calculated distance (air line) between Guastatoya and Santa Lucía Cotzumalguapa is approximately 73 miles respectively 118 kilometers.
By car or train, the actual journey to Santa Lucía Cotzumalguapa is certainly longer, as only the direct route (as the crow flies) between Guastatoya and Santa Lucía Cotzumalguapa has been calculated here.
Air line (approximately)
118 kilometers
64 nautical miles