The calculated distance (air line) between San Marcos Yachihuacaltepec and Ciudad Nezahualcoyotl is approximately 44 miles respectively 70 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 Marcos Yachihuacaltepec and Ciudad Nezahualcoyotl has been calculated here.
Air line (approximately)
70 kilometers
38 nautical miles