The calculated distance (air line) between Abū ‘Arīsh and Najrān is approximately 93 miles respectively 149 kilometers.
By car or train, the actual journey to Najrān is certainly longer, as only the direct route (as the crow flies) between Abū ‘Arīsh and Najrān has been calculated here.
Air line (approximately)
149 kilometers
81 nautical miles