The calculated distance (air line) between Ecublens and Zürich (Kreis 2) is approximately 95 miles respectively 153 kilometers.
By car or train, the actual journey to Zürich (Kreis 2) is certainly longer, as only the direct route (as the crow flies) between Ecublens and Zürich (Kreis 2) has been calculated here.
Air line (approximately)
153 kilometers
83 nautical miles