The calculated distance (air line) between Zürich (Kreis 7) / Hirslanden and Lugano is approximately 95 miles respectively 153 kilometers.
By car or train, the actual journey to Lugano is certainly longer, as only the direct route (as the crow flies) between Zürich (Kreis 7) / Hirslanden and Lugano has been calculated here.
Air line (approximately)
153 kilometers
83 nautical miles