The calculated distance (air line) between Ban Huai Thalaeng and Chon Buri is approximately 158 miles respectively 255 kilometers.
By car or train, the actual journey to Chon Buri is certainly longer, as only the direct route (as the crow flies) between Ban Huai Thalaeng and Chon Buri has been calculated here.
Air line (approximately)
255 kilometers
137 nautical miles