The calculated distance (air line) between Petaling Jaya and Kuala Kubu Baharu is approximately 32 miles respectively 51 kilometers.
By car or train, the actual journey to Kuala Kubu Baharu is certainly longer, as only the direct route (as the crow flies) between Petaling Jaya and Kuala Kubu Baharu has been calculated here.
Air line (approximately)
51 kilometers
28 nautical miles