The calculated distance (air line) between San Martín Jilotepeque and Panzos is approximately 88 miles respectively 141 kilometers.
By car or train, the actual journey to Panzos is certainly longer, as only the direct route (as the crow flies) between San Martín Jilotepeque and Panzos has been calculated here.
Air line (approximately)
141 kilometers
76 nautical miles