The calculated distance (air line) between Nakhon Nayok and Mueang Nonthaburi is approximately 52 miles respectively 84 kilometers.
By car or train, the actual journey to Mueang Nonthaburi is certainly longer, as only the direct route (as the crow flies) between Nakhon Nayok and Mueang Nonthaburi has been calculated here.
Air line (approximately)
84 kilometers
46 nautical miles