The calculated distance (air line) between Ecublens and Zürich (Kreis 7) is approximately 112 miles respectively 180 kilometers.
By car or train, the actual journey to Zürich (Kreis 7) is certainly longer, as only the direct route (as the crow flies) between Ecublens and Zürich (Kreis 7) has been calculated here.
Air line (approximately)
180 kilometers
97 nautical miles