The calculated distance (air line) between Jettingen-Scheppach and Schwabmünchen is approximately 21 miles respectively 33 kilometers.
By car or train, the actual journey to Schwabmünchen is certainly longer, as only the direct route (as the crow flies) between Jettingen-Scheppach and Schwabmünchen has been calculated here.
Air line (approximately)
33 kilometers
18 nautical miles