The calculated distance (air line) between As Salamīyah and Ath Thawrah is approximately 102 miles respectively 164 kilometers.
By car or train, the actual journey to Ath Thawrah is certainly longer, as only the direct route (as the crow flies) between As Salamīyah and Ath Thawrah has been calculated here.
Air line (approximately)
164 kilometers
88 nautical miles