The calculated distance (air line) between Santa María Nativitas and Iztapalapa is approximately 38 miles respectively 62 kilometers.
By car or train, the actual journey to Iztapalapa is certainly longer, as only the direct route (as the crow flies) between Santa María Nativitas and Iztapalapa has been calculated here.
Air line (approximately)
62 kilometers
33 nautical miles