The calculated distance (air line) between Zacamulpa and Ciudad Nezahualcoyotl is approximately 21 miles respectively 34 kilometers.
By car or train, the actual journey to Ciudad Nezahualcoyotl is certainly longer, as only the direct route (as the crow flies) between Zacamulpa and Ciudad Nezahualcoyotl has been calculated here.
Air line (approximately)
34 kilometers
18 nautical miles