The calculated distance (air line) between Ar Rayyān and Az̧ Z̧a‘āyin is approximately 20 miles respectively 32 kilometers.
By car or train, the actual journey to Az̧ Z̧a‘āyin is certainly longer, as only the direct route (as the crow flies) between Ar Rayyān and Az̧ Z̧a‘āyin has been calculated here.
Air line (approximately)
32 kilometers
17 nautical miles