The calculated distance (air line) between Tequisquiapan and San Luis Potosí is approximately 132 miles respectively 213 kilometers.
By car or train, the actual journey to San Luis Potosí is certainly longer, as only the direct route (as the crow flies) between Tequisquiapan and San Luis Potosí has been calculated here.
Air line (approximately)
213 kilometers
115 nautical miles