The calculated distance (air line) between Alcúdia and L'Hospitalet de Llobregat is approximately 117 miles respectively 188 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 Alcúdia and L'Hospitalet de Llobregat has been calculated here.
Air line (approximately)
188 kilometers
102 nautical miles