The calculated distance (air line) between Ar Rumaythīyah and Al Wafrah is approximately 47 miles respectively 76 kilometers.
By car or train, the actual journey to Al Wafrah is certainly longer, as only the direct route (as the crow flies) between Ar Rumaythīyah and Al Wafrah has been calculated here.
Air line (approximately)
76 kilometers
41 nautical miles