The calculated distance (air line) between Altdorf and Zürich (Kreis 11) is approximately 38 miles respectively 61 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 Altdorf and Zürich (Kreis 11) has been calculated here.
Air line (approximately)
61 kilometers
33 nautical miles