The calculated distance (air line) between Sīlat al Ḩārithīyah and Bayt Lāhyā is approximately 79 miles respectively 127 kilometers.
By car or train, the actual journey to Bayt Lāhyā is certainly longer, as only the direct route (as the crow flies) between Sīlat al Ḩārithīyah and Bayt Lāhyā has been calculated here.
Air line (approximately)
127 kilometers
69 nautical miles