The calculated distance (air line) between Bāqa el Gharbīya and Bet Shemesh is approximately 48 miles respectively 77 kilometers.
By car or train, the actual journey to Bet Shemesh is certainly longer, as only the direct route (as the crow flies) between Bāqa el Gharbīya and Bet Shemesh has been calculated here.
Air line (approximately)
77 kilometers
41 nautical miles