The calculated distance (air line) between Al Qurayn and Mashtūl as Sūq is approximately 28 miles respectively 45 kilometers.
By car or train, the actual journey to Mashtūl as Sūq is certainly longer, as only the direct route (as the crow flies) between Al Qurayn and Mashtūl as Sūq has been calculated here.
Air line (approximately)
45 kilometers
24 nautical miles