The calculated distance (air line) between Qabbāsīn and Deir ez-Zor is approximately 130 miles respectively 209 kilometers.
By car or train, the actual journey to Deir ez-Zor is certainly longer, as only the direct route (as the crow flies) between Qabbāsīn and Deir ez-Zor has been calculated here.
Air line (approximately)
209 kilometers
113 nautical miles