The calculated distance (air line) between Phumĭ Tnaôt and Sisophon is approximately 116 miles respectively 187 kilometers.
By car or train, the actual journey to Sisophon is certainly longer, as only the direct route (as the crow flies) between Phumĭ Tnaôt and Sisophon has been calculated here.
Air line (approximately)
187 kilometers
101 nautical miles