The calculated distance (air line) between Căiuţi-Sat and Sector 3 is approximately 127 miles respectively 205 kilometers.
By car or train, the actual journey to Sector 3 is certainly longer, as only the direct route (as the crow flies) between Căiuţi-Sat and Sector 3 has been calculated here.
Air line (approximately)
205 kilometers
110 nautical miles