The two airlines that are set to become one sometime in the near future have launched bonus mileage promotions for their respective frequent flyer members to earn miles on the other airlines flights. Ultimately, if you don’t use these bonus miles soon they will all become AAdvantage miles when the two FFPs are combined into one.
Earn 50% Bonus AAdvantage Miles for travel on US Airways, US Airways Express
and US Airways Shuttle operated flights (includes codeshare flights
marketed by American Airlines) systemwide. Register online (Registration is required) Until Mar 2, 14
Earn 50% Bonus Dividend Miles for travel on American Airlines, American Eagle, and American
Connection systemwide. Register online (Registration is required) Until Mar 2, 14