UNITED. Since American Airlines went bankrupt, they merged with UNITED to get the money back. Although American Airlines went bankrupt and merged, They will stay in business.
The airline company of American Airlines has just recently merged with the airline company US Airways Group during February of 2013. This decision to merge was based upon the idea to potentially create the largest airline in the world.
Delta Airlines is one airline which recently merged with Northwest Airlines.
Midwest Airlines merged with Frontier Airlines in 2011. Thus the Midwest brand disappeared at that time. They were previously an American owned airline.
Continental Airlines hs been merged and taken over by United Airlines.
FedEx, Delta, Southwest, United Airlines, Frontier, US Airways, American Airlines and AirTran operate out of Indianapolis Airport. Southwest have merged with AirTran and so they will become one airline in the near future. For more information see the related link.
AA = American Airlines
because continental airlines merged with united airlines. United airlines is an airline part of star alliance that bought continental, therefore the deserting of skyteam
American Airlines, United Airlines
American
American airlines
American Airlines.
I believe they were from American Airlines and United Airlines.