The calculated distance (air line) between Sabak Bernam and Kota Bharu is approximately 184 miles respectively 296 kilometers.
By car or train, the actual journey to Kota Bharu is certainly longer, as only the direct route (as the crow flies) between Sabak Bernam and Kota Bharu has been calculated here.
Air line (approximately)
296 kilometers
160 nautical miles