The calculated distance (air line) between Ledeč nad Sázavou and Prostějov is approximately 84 miles respectively 135 kilometers.
By car or train, the actual journey to Prostějov is certainly longer, as only the direct route (as the crow flies) between Ledeč nad Sázavou and Prostějov has been calculated here.
Air line (approximately)
135 kilometers
73 nautical miles