The calculated distance (air line) between Ban Huai Thalaeng and Phasi Charoen is approximately 172 miles respectively 277 kilometers.
By car or train, the actual journey to Phasi Charoen is certainly longer, as only the direct route (as the crow flies) between Ban Huai Thalaeng and Phasi Charoen has been calculated here.
Air line (approximately)
277 kilometers
149 nautical miles