The calculated distance (air line) between Jettingen-Scheppach and Langweid is approximately 20 miles respectively 33 kilometers.
By car or train, the actual journey to Langweid is certainly longer, as only the direct route (as the crow flies) between Jettingen-Scheppach and Langweid has been calculated here.
Air line (approximately)
33 kilometers
18 nautical miles