The calculated distance (air line) between Al Jazeera Aba and Umm Ruwaba is approximately 98 miles respectively 158 kilometers.
By car or train, the actual journey to Umm Ruwaba is certainly longer, as only the direct route (as the crow flies) between Al Jazeera Aba and Umm Ruwaba has been calculated here.
Air line (approximately)
158 kilometers
85 nautical miles