The calculated distance (air line) between Roses and L'Hospitalet de Llobregat is approximately 83 miles respectively 134 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 Roses and L'Hospitalet de Llobregat has been calculated here.
Air line (approximately)
134 kilometers
72 nautical miles