How American Airlines Makes Money: Passenger and Cargo Revenue
American Airlines Group Inc. provides air transport services for passengers and cargo. Its wholly-owned subsidiary American Airlines Inc. is a global network air carrier. The company also provides regional service through the American Eagle, whose operations include Envoy Aviation Group Inc., PSA Airlines Inc., and Piedmont Airlines Inc., as well as third-party carriers.
Source: How American Airlines Makes Money: Passenger and Cargo Revenue