The calculated distance (air line) between Ecublens and Zürich (Kreis 11) is approximately 111 miles respectively 179 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 Ecublens and Zürich (Kreis 11) has been calculated here.
Air line (approximately)
179 kilometers
96 nautical miles