The calculated distance (air line) between Bratislava - Vajnory and Žilina is approximately 99 miles respectively 159 kilometers.
By car or train, the actual journey to Žilina is certainly longer, as only the direct route (as the crow flies) between Bratislava - Vajnory and Žilina has been calculated here.
Air line (approximately)
159 kilometers
86 nautical miles