The calculated distance (air line) between Kui Buri and Nakhon Pathom is approximately 121 miles respectively 194 kilometers.
By car or train, the actual journey to Nakhon Pathom is certainly longer, as only the direct route (as the crow flies) between Kui Buri and Nakhon Pathom has been calculated here.
Air line (approximately)
194 kilometers
105 nautical miles