The calculated distance (air line) between Birqīn and Bayt Ḩānūn is approximately 76 miles respectively 123 kilometers.
By car or train, the actual journey to Bayt Ḩānūn is certainly longer, as only the direct route (as the crow flies) between Birqīn and Bayt Ḩānūn has been calculated here.
Air line (approximately)
123 kilometers
66 nautical miles