The calculated distance (air line) between Bayt al ‘Awābī and Nizwá is approximately 26 miles respectively 41 kilometers.
By car or train, the actual journey to Nizwá is certainly longer, as only the direct route (as the crow flies) between Bayt al ‘Awābī and Nizwá has been calculated here.
Air line (approximately)
41 kilometers
22 nautical miles