The calculated distance (air line) between La Seu d'Urgell and L'Hospitalet de Llobregat is approximately 76 miles respectively 123 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 La Seu d'Urgell and L'Hospitalet de Llobregat has been calculated here.
Air line (approximately)
123 kilometers
66 nautical miles