The calculated distance (air line) between Wiset Chaichan and Chon Buri is approximately 96 miles respectively 154 kilometers.
By car or train, the actual journey to Chon Buri is certainly longer, as only the direct route (as the crow flies) between Wiset Chaichan and Chon Buri has been calculated here.
Air line (approximately)
154 kilometers
83 nautical miles