The calculated distance (air line) between Narāyangarh and Ludhiāna is approximately 81 miles respectively 131 kilometers.
By car or train, the actual journey to Ludhiāna is certainly longer, as only the direct route (as the crow flies) between Narāyangarh and Ludhiāna has been calculated here.
Air line (approximately)
131 kilometers
71 nautical miles