The calculated distance (air line) between Veľký Krtíš and Ružomberok is approximately 60 miles respectively 96 kilometers.
By car or train, the actual journey to Ružomberok is certainly longer, as only the direct route (as the crow flies) between Veľký Krtíš and Ružomberok has been calculated here.
Air line (approximately)
96 kilometers
52 nautical miles