The calculated distance (air line) between Ţayyibat al Imām and Dūmā is approximately 118 miles respectively 191 kilometers.
By car or train, the actual journey to Dūmā is certainly longer, as only the direct route (as the crow flies) between Ţayyibat al Imām and Dūmā has been calculated here.
Air line (approximately)
191 kilometers
103 nautical miles