The calculated distance (air line) between Ḩalfāyā and Ath Thawrah is approximately 116 miles respectively 187 kilometers.
By car or train, the actual journey to Ath Thawrah is certainly longer, as only the direct route (as the crow flies) between Ḩalfāyā and Ath Thawrah has been calculated here.
Air line (approximately)
187 kilometers
101 nautical miles