The calculated distance (air line) between Tecámac and Santa María Chimalhuacán is approximately 20 miles respectively 32 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 Tecámac and Santa María Chimalhuacán has been calculated here.
Air line (approximately)
32 kilometers
18 nautical miles