The calculated distance (air line) between Bang Bua Thong and Phasi Charoen is approximately 14 miles respectively 23 kilometers.
By car or train, the actual journey to Phasi Charoen is certainly longer, as only the direct route (as the crow flies) between Bang Bua Thong and Phasi Charoen has been calculated here.
Air line (approximately)
23 kilometers
12 nautical miles