The calculated distance (air line) between Sinjil and Banī Suhaylā is approximately 73 miles respectively 118 kilometers.
By car or train, the actual journey to Banī Suhaylā is certainly longer, as only the direct route (as the crow flies) between Sinjil and Banī Suhaylā has been calculated here.
Air line (approximately)
118 kilometers
63 nautical miles