The calculated distance (air line) between Siem Reap and Phumĭ Véal Srê is approximately 176 miles respectively 283 kilometers.
By car or train, the actual journey to Phumĭ Véal Srê is certainly longer, as only the direct route (as the crow flies) between Siem Reap and Phumĭ Véal Srê has been calculated here.
Air line (approximately)
283 kilometers
153 nautical miles