The calculated distance (air line) between Bīr el Maksūr and Givatayim is approximately 54 miles respectively 87 kilometers.
By car or train, the actual journey to Givatayim is certainly longer, as only the direct route (as the crow flies) between Bīr el Maksūr and Givatayim has been calculated here.
Air line (approximately)
87 kilometers
47 nautical miles