The calculated distance (air line) between San Mateo Huitzilzingo and Iztapalapa is approximately 13 miles respectively 20 kilometers.
By car or train, the actual journey to Iztapalapa is certainly longer, as only the direct route (as the crow flies) between San Mateo Huitzilzingo and Iztapalapa has been calculated here.
Air line (approximately)
20 kilometers
11 nautical miles