The calculated distance (air line) between Al Bahah and Qal‘at Bīshah is approximately 74 miles respectively 119 kilometers.
By car or train, the actual journey to Qal‘at Bīshah is certainly longer, as only the direct route (as the crow flies) between Al Bahah and Qal‘at Bīshah has been calculated here.
Air line (approximately)
119 kilometers
64 nautical miles