The calculated distance (air line) between Ar Riyāḑ and Shubrā al Khaymah is approximately 79 miles respectively 128 kilometers.
By car or train, the actual journey to Shubrā al Khaymah is certainly longer, as only the direct route (as the crow flies) between Ar Riyāḑ and Shubrā al Khaymah has been calculated here.
Air line (approximately)
128 kilometers
69 nautical miles