The calculated distance (air line) between Chastre-Villeroux-Blanmont and Liège is approximately 41 miles respectively 65 kilometers.
By car or train, the actual journey to Liège is certainly longer, as only the direct route (as the crow flies) between Chastre-Villeroux-Blanmont and Liège has been calculated here.
Air line (approximately)
65 kilometers
35 nautical miles