The calculated distance (air line) between Bamnet Narong and Chon Buri is approximately 155 miles respectively 250 kilometers.
By car or train, the actual journey to Chon Buri is certainly longer, as only the direct route (as the crow flies) between Bamnet Narong and Chon Buri has been calculated here.
Air line (approximately)
250 kilometers
135 nautical miles