The calculated distance (air line) between Phichit and Mueang Nonthaburi is approximately 179 miles respectively 288 kilometers.
By car or train, the actual journey to Mueang Nonthaburi is certainly longer, as only the direct route (as the crow flies) between Phichit and Mueang Nonthaburi has been calculated here.
Air line (approximately)
288 kilometers
155 nautical miles