The calculated distance (air line) between Al ‘Ayzarīyah and Nablus is approximately 31 miles respectively 50 kilometers.
By car or train, the actual journey to Nablus is certainly longer, as only the direct route (as the crow flies) between Al ‘Ayzarīyah and Nablus has been calculated here.
Air line (approximately)
50 kilometers
27 nautical miles