The calculated distance (air line) between Ar-Raḥaībāt and Gharyan is approximately 73 miles respectively 117 kilometers.
By car or train, the actual journey to Gharyan is certainly longer, as only the direct route (as the crow flies) between Ar-Raḥaībāt and Gharyan has been calculated here.
Air line (approximately)
117 kilometers
63 nautical miles