The calculated distance (air line) between Khem Karan and Kapūrthala is approximately 51 miles respectively 82 kilometers.
By car or train, the actual journey to Kapūrthala is certainly longer, as only the direct route (as the crow flies) between Khem Karan and Kapūrthala has been calculated here.
Air line (approximately)
82 kilometers
44 nautical miles