The calculated distance (air line) between Kuala Kangsar and Sungai Petani is approximately 68 miles respectively 110 kilometers.
By car or train, the actual journey to Sungai Petani is certainly longer, as only the direct route (as the crow flies) between Kuala Kangsar and Sungai Petani has been calculated here.
Air line (approximately)
110 kilometers
59 nautical miles