The calculated distance (air line) between Zürich (Kreis 2) / Enge and Emmen is approximately 23 miles respectively 37 kilometers.
By car or train, the actual journey to Emmen is certainly longer, as only the direct route (as the crow flies) between Zürich (Kreis 2) / Enge and Emmen has been calculated here.
Air line (approximately)
37 kilometers
20 nautical miles