The calculated distance (air line) between San Martín Jilotepeque and Jutiapa is approximately 69 miles respectively 111 kilometers.
By car or train, the actual journey to Jutiapa is certainly longer, as only the direct route (as the crow flies) between San Martín Jilotepeque and Jutiapa has been calculated here.
Air line (approximately)
111 kilometers
60 nautical miles