After the war, several J.IIs served the first sustained daily passenger aeroplane service in the world, between Berlin and Weimar, flown by Deutsche Luft-Reederei.
Schlastas operated a mix of un-armoured but highly manoeuvrable two-seat fighters such as the Halberstadt CL.II and the Hannover CL.II as well as later armored types such as the Albatros J.I and the AEG J.I.