The calculated distance (air line) between Az̧ Z̧āhirīyah and Battir is approximately 22 miles respectively 35 kilometers.
By car or train, the actual journey to Battir is certainly longer, as only the direct route (as the crow flies) between Az̧ Z̧āhirīyah and Battir has been calculated here.
Air line (approximately)
35 kilometers
19 nautical miles