The calculated distance (air line) between Erfurt and Neuhaus am Rennweg is approximately 33 miles respectively 53 kilometers.
By car or train, the actual journey to Neuhaus am Rennweg is certainly longer, as only the direct route (as the crow flies) between Erfurt and Neuhaus am Rennweg has been calculated here.
Air line (approximately)
53 kilometers
28 nautical miles