The calculated distance (air line) between Bukit Mertajam and Kampong Dungun is approximately 159 miles respectively 257 kilometers.
By car or train, the actual journey to Kampong Dungun is certainly longer, as only the direct route (as the crow flies) between Bukit Mertajam and Kampong Dungun has been calculated here.
Air line (approximately)
257 kilometers
138 nautical miles