The calculated distance (air line) between Alpnach and Zürich (Kreis 10) is approximately 34 miles respectively 55 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 Alpnach and Zürich (Kreis 10) has been calculated here.
Air line (approximately)
55 kilometers
29 nautical miles