The calculated distance (air line) between Sungai Kob and Petaling Jaya is approximately 174 miles respectively 279 kilometers.
By car or train, the actual journey to Petaling Jaya is certainly longer, as only the direct route (as the crow flies) between Sungai Kob and Petaling Jaya has been calculated here.
Air line (approximately)
279 kilometers
151 nautical miles