The calculated distance (air line) between Tapah Road and Bukit Mertajam is approximately 97 miles respectively 156 kilometers.
By car or train, the actual journey to Bukit Mertajam is certainly longer, as only the direct route (as the crow flies) between Tapah Road and Bukit Mertajam has been calculated here.
Air line (approximately)
156 kilometers
84 nautical miles