The calculated distance (air line) between Niefern-Öschelbronn and Magstadt is approximately 15 miles respectively 23 kilometers.
By car or train, the actual journey to Magstadt is certainly longer, as only the direct route (as the crow flies) between Niefern-Öschelbronn and Magstadt has been calculated here.
Air line (approximately)
23 kilometers
13 nautical miles