The calculated distance (air line) between Kepala Batas and Alor Setar is approximately 42 miles respectively 68 kilometers.
By car or train, the actual journey to Alor Setar is certainly longer, as only the direct route (as the crow flies) between Kepala Batas and Alor Setar has been calculated here.
Air line (approximately)
68 kilometers
36 nautical miles