The calculated distance (air line) between Melchor Ocampo and Santa María Chimalhuacán is approximately 23 miles respectively 37 kilometers.
By car or train, the actual journey to Santa María Chimalhuacán is certainly longer, as only the direct route (as the crow flies) between Melchor Ocampo and Santa María Chimalhuacán has been calculated here.
Air line (approximately)
37 kilometers
20 nautical miles