The calculated distance (air line) between Cunit and L'Hospitalet de Llobregat is approximately 27 miles respectively 43 kilometers.
By car or train, the actual journey to L'Hospitalet de Llobregat is certainly longer, as only the direct route (as the crow flies) between Cunit and L'Hospitalet de Llobregat has been calculated here.
Air line (approximately)
43 kilometers
23 nautical miles