The calculated distance (air line) between Montceau-les-Mines and Clermont-Ferrand is approximately 87 miles respectively 139 kilometers.
By car or train, the actual journey to Clermont-Ferrand is certainly longer, as only the direct route (as the crow flies) between Montceau-les-Mines and Clermont-Ferrand has been calculated here.
Air line (approximately)
139 kilometers
75 nautical miles