The calculated distance (air line) between Chālūs and Khorramdarreh is approximately 128 miles respectively 205 kilometers.
By car or train, the actual journey to Khorramdarreh is certainly longer, as only the direct route (as the crow flies) between Chālūs and Khorramdarreh has been calculated here.
Air line (approximately)
205 kilometers
111 nautical miles