The calculated distance (air line) between Al Khaḑir and Bayt Ḩānūn is approximately 39 miles respectively 62 kilometers.
By car or train, the actual journey to Bayt Ḩānūn is certainly longer, as only the direct route (as the crow flies) between Al Khaḑir and Bayt Ḩānūn has been calculated here.
Air line (approximately)
62 kilometers
34 nautical miles