The calculated distance (air line) between Bang Mun Nak and Nakhon Sawan is approximately 28 miles respectively 44 kilometers.
By car or train, the actual journey to Nakhon Sawan is certainly longer, as only the direct route (as the crow flies) between Bang Mun Nak and Nakhon Sawan has been calculated here.
Air line (approximately)
44 kilometers
24 nautical miles