The calculated distance (air line) between Roßlau and Burg bei Magdeburg is approximately 31 miles respectively 50 kilometers.
By car or train, the actual journey to Burg bei Magdeburg is certainly longer, as only the direct route (as the crow flies) between Roßlau and Burg bei Magdeburg has been calculated here.
Air line (approximately)
50 kilometers
27 nautical miles