The calculated distance (air line) between Suhr and Zürich (Kreis 11) is approximately 21 miles respectively 34 kilometers.
By car or train, the actual journey to Zürich (Kreis 11) is certainly longer, as only the direct route (as the crow flies) between Suhr and Zürich (Kreis 11) has been calculated here.
Air line (approximately)
34 kilometers
18 nautical miles