The calculated distance (air line) between Baytā al Fawqā and Qalqīlyah is approximately 19 miles respectively 30 kilometers.
By car or train, the actual journey to Qalqīlyah is certainly longer, as only the direct route (as the crow flies) between Baytā al Fawqā and Qalqīlyah has been calculated here.
Air line (approximately)
30 kilometers
16 nautical miles