The calculated distance (air line) between Parit Buntar and Alor Setar is approximately 69 miles respectively 112 kilometers.
By car or train, the actual journey to Alor Setar is certainly longer, as only the direct route (as the crow flies) between Parit Buntar and Alor Setar has been calculated here.
Air line (approximately)
112 kilometers
60 nautical miles