The calculated distance (air line) between Veľký Krtíš and Michalovce is approximately 124 miles respectively 199 kilometers.
By car or train, the actual journey to Michalovce is certainly longer, as only the direct route (as the crow flies) between Veľký Krtíš and Michalovce has been calculated here.
Air line (approximately)
199 kilometers
107 nautical miles