The calculated distance (air line) between As Saffānīyah and Şafwá is approximately 118 miles respectively 190 kilometers.
By car or train, the actual journey to Şafwá is certainly longer, as only the direct route (as the crow flies) between As Saffānīyah and Şafwá has been calculated here.
Air line (approximately)
190 kilometers
103 nautical miles