The calculated distance (air line) between San Juan Tepulco and Iztapalapa is approximately 72 miles respectively 116 kilometers.
By car or train, the actual journey to Iztapalapa is certainly longer, as only the direct route (as the crow flies) between San Juan Tepulco and Iztapalapa has been calculated here.
Air line (approximately)
116 kilometers
62 nautical miles