Cognac – Châteaubernard Air Base (French: Base aérienne 709 Cognac-Châteaubernard or BA 709) (IATA: CNG, ICAO: LFBG) is a base of the French Air Force located in Châteaubernard, 2.8 kilometre south of Cognac. Both locations are communes of the Charente département in the Poitou-Charentes région of France. The base is home to the Ecole de Pilotage de l'Armee de l'Air, the air force initial pilot training school.It was used by the German Luftwaffe in World War II.