The calculated distance (air line) between Abadan and Ar Rumaythīyah is approximately 72 miles respectively 116 kilometers.
By car or train, the actual journey to Ar Rumaythīyah is certainly longer, as only the direct route (as the crow flies) between Abadan and Ar Rumaythīyah has been calculated here.
Air line (approximately)
116 kilometers
63 nautical miles