The calculated distance (air line) between Zürich (Kreis 4) / Hard and Neuchâtel is approximately 79 miles respectively 127 kilometers.
By car or train, the actual journey to Neuchâtel is certainly longer, as only the direct route (as the crow flies) between Zürich (Kreis 4) / Hard and Neuchâtel has been calculated here.
Air line (approximately)
127 kilometers
69 nautical miles