The calculated distance (air line) between Pematangsiantar and Batang Berjuntai is approximately 165 miles respectively 265 kilometers.
By car or train, the actual journey to Batang Berjuntai is certainly longer, as only the direct route (as the crow flies) between Pematangsiantar and Batang Berjuntai has been calculated here.
Air line (approximately)
265 kilometers
143 nautical miles