The calculated distance (air line) between Ilava and Liptovský Mikuláš is approximately 63 miles respectively 102 kilometers.
By car or train, the actual journey to Liptovský Mikuláš is certainly longer, as only the direct route (as the crow flies) between Ilava and Liptovský Mikuláš has been calculated here.
Air line (approximately)
102 kilometers
55 nautical miles