The calculated distance (air line) between Ciudad Nezahualcoyotl and Tláhuac is approximately 8 miles respectively 13 kilometers.
By car or train, the actual journey to Tláhuac is certainly longer, as only the direct route (as the crow flies) between Ciudad Nezahualcoyotl and Tláhuac has been calculated here.
Air line (approximately)
13 kilometers
7 nautical miles