The calculated distance (air line) between Zürich (Kreis 11) / Seebach and Lancy is approximately 143 miles respectively 230 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 11) / Seebach and Lancy has been calculated here.
Air line (approximately)
230 kilometers
124 nautical miles