The calculated distance (air line) between Al Hārithah and Al Ḩayy is approximately 149 miles respectively 240 kilometers.
By car or train, the actual journey to Al Ḩayy is certainly longer, as only the direct route (as the crow flies) between Al Hārithah and Al Ḩayy has been calculated here.
Air line (approximately)
240 kilometers
130 nautical miles