The calculated distance (air line) between Jawf al Maqbābah and Laḩij is approximately 84 miles respectively 135 kilometers.
By car or train, the actual journey to Laḩij is certainly longer, as only the direct route (as the crow flies) between Jawf al Maqbābah and Laḩij has been calculated here.
Air line (approximately)
135 kilometers
73 nautical miles