The calculated distance (air line) between Spreitenbach and Zürich (Kreis 7) is approximately 11 miles respectively 17 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 Spreitenbach and Zürich (Kreis 7) has been calculated here.
Air line (approximately)
17 kilometers
9 nautical miles