ప్రపంచంలో అతిపెద్ద వైమానిక సంస్థ ఏది ?
Airlines vary in size, from small domestic airlines to full-service international airlines with double decker airplanes. Airline services can be categorized as being intercontinental, domestic, regional, or international, and may be operated as scheduled services or charters. The largest airline currently is American Airlines Group.
American Airlines Group