The calculated distance (air line) between Oţelu Roşu and Târgu Jiu is approximately 56 miles respectively 90 kilometers.
By car or train, the actual journey to Târgu Jiu is certainly longer, as only the direct route (as the crow flies) between Oţelu Roşu and Târgu Jiu has been calculated here.
Air line (approximately)
90 kilometers
48 nautical miles