The calculated distance (air line) between Zürich (Kreis 7) / Fluntern and Lancy is approximately 142 miles respectively 229 kilometers.
By car or train, the actual journey to Lancy is certainly longer, as only the direct route (as the crow flies) between Zürich (Kreis 7) / Fluntern and Lancy has been calculated here.
Air line (approximately)
229 kilometers
123 nautical miles