The calculated distance (air line) between Es Castell and L'Hospitalet de Llobregat is approximately 154 miles respectively 248 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 Es Castell and L'Hospitalet de Llobregat has been calculated here.
Air line (approximately)
248 kilometers
134 nautical miles