The calculated distance (air line) between Kapūrthala and Nūrmahal is approximately 23 miles respectively 37 kilometers.
By car or train, the actual journey to Nūrmahal is certainly longer, as only the direct route (as the crow flies) between Kapūrthala and Nūrmahal has been calculated here.
Air line (approximately)
37 kilometers
20 nautical miles