The calculated distance (air line) between Bytča and Liptovský Mikuláš is approximately 49 miles respectively 79 kilometers.
By car or train, the actual journey to Liptovský Mikuláš is certainly longer, as only the direct route (as the crow flies) between Bytča and Liptovský Mikuláš has been calculated here.
Air line (approximately)
79 kilometers
43 nautical miles