The calculated distance (air line) between Goldach and La Chaux-de-Fonds is approximately 126 miles respectively 204 kilometers.
By car or train, the actual journey to La Chaux-de-Fonds is certainly longer, as only the direct route (as the crow flies) between Goldach and La Chaux-de-Fonds has been calculated here.
Air line (approximately)
204 kilometers
110 nautical miles