The calculated distance (air line) between Zürich (Kreis 12) / Saatlen and Zug is approximately 17 miles respectively 27 kilometers.
By car or train, the actual journey to Zug is certainly longer, as only the direct route (as the crow flies) between Zürich (Kreis 12) / Saatlen and Zug has been calculated here.
Air line (approximately)
27 kilometers
14 nautical miles