The calculated distance (air line) between Phanat Nikhom and Bueng Kum is approximately 42 miles respectively 67 kilometers.
By car or train, the actual journey to Bueng Kum is certainly longer, as only the direct route (as the crow flies) between Phanat Nikhom and Bueng Kum has been calculated here.
Air line (approximately)
67 kilometers
36 nautical miles