The calculated distance (air line) between Urus-Martan and Makhachkala is approximately 100 miles respectively 161 kilometers.
By car or train, the actual journey to Makhachkala is certainly longer, as only the direct route (as the crow flies) between Urus-Martan and Makhachkala has been calculated here.
Air line (approximately)
161 kilometers
87 nautical miles