The calculated distance (air line) between Bang Bua Thong and Nakhon Sawan is approximately 125 miles respectively 201 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 Bua Thong and Nakhon Sawan has been calculated here.
Air line (approximately)
201 kilometers
109 nautical miles