The calculated distance (air line) between San Miguel Totoltepec and Iztapalapa is approximately 34 miles respectively 54 kilometers.
By car or train, the actual journey to Iztapalapa is certainly longer, as only the direct route (as the crow flies) between San Miguel Totoltepec and Iztapalapa has been calculated here.
Air line (approximately)
54 kilometers
29 nautical miles