The calculated distance (air line) between Stupava and Liptovský Mikuláš is approximately 131 miles respectively 210 kilometers.
By car or train, the actual journey to Liptovský Mikuláš is certainly longer, as only the direct route (as the crow flies) between Stupava and Liptovský Mikuláš has been calculated here.
Air line (approximately)
210 kilometers
113 nautical miles