The calculated distance (air line) between Krupina and Liptovský Mikuláš is approximately 56 miles respectively 90 kilometers.
By car or train, the actual journey to Liptovský Mikuláš is certainly longer, as only the direct route (as the crow flies) between Krupina and Liptovský Mikuláš has been calculated here.
Air line (approximately)
90 kilometers
49 nautical miles