The calculated distance (air line) between Rotkreuz and Zürich (Kreis 10) is approximately 19 miles respectively 30 kilometers.
By car or train, the actual journey to Zürich (Kreis 10) is certainly longer, as only the direct route (as the crow flies) between Rotkreuz and Zürich (Kreis 10) has been calculated here.
Air line (approximately)
30 kilometers
16 nautical miles