In September 1928, DELAG began operating the successful rigid airship LZ 127 Graf Zeppelin, which made regular, nonstop, transatlantic flights possible before airplanes had flight ranges sufficient to cross the ocean in either direction without stopping.
En setembro de 1928 DELAG comezou a operar o exitoso dirixible ríxido LZ 127 Graf Zeppelin, que realizou voos transatlánticos sen escalas regulares antes de que os avións tivesen alcance suficiente para cruzar o océano sen paradas.