The calculated distance (air line) between San Martín Azcatepec and Ciudad Nezahualcoyotl is approximately 20 miles respectively 32 kilometers.
By car or train, the actual journey to Ciudad Nezahualcoyotl is certainly longer, as only the direct route (as the crow flies) between San Martín Azcatepec and Ciudad Nezahualcoyotl has been calculated here.
Air line (approximately)
32 kilometers
17 nautical miles