The calculated distance (air line) between Bihār Sharīf and Rājgīr is approximately 14 miles respectively 22 kilometers.
By car or train, the actual journey to Rājgīr is certainly longer, as only the direct route (as the crow flies) between Bihār Sharīf and Rājgīr has been calculated here.
Air line (approximately)
22 kilometers
12 nautical miles