The two top airlines of America, US Airways and American Airlines are merging their miles program. This will be effective from 2015.

The frequent travelers who have accounts with each merger airlines will have benefit through combination of their mileage balance. Till the change is put to practice the merger airlines is providing additional benefits to their elite travelers. From June 11, elite class passengers can upgrade their travel on the same day while using services any of the two airlines.

The elite Dividend Miles member of US Airways can upgrade their flights the same day on American Airlines using the same rules that is applicable to AA’s elite members. This facility is provided on a first-come-first-serve basis. The upgrade will be provided on American Airlines flights within USA (Hawaii included) and to Central America, Bermuda, Bahamas, Caribbean, Mexico, and Canada.

In the same way, the AAdvantage members of American Airlines can upgrade their flights on the same day using the criteria that is used by elite Dividend Miles members of US Airways. This facility will be given on first-come-first-serve basis. The upgrade will be provided on US Airways flights within USA (Hawaii included) and to Central America, Bermuda, Bahamas, Caribbean, Mexico, and Canada.

Both the airlines will also adjust the thresholds of its redemption policies for all US and Canada bound flights having a three-seat classification. The US Airways provides only two-seat classification, while few American Airlines provide three-seat classification. The coalition will increase the mileage demarcation on this route for high and medium buyback classes. These changes are also applicable on oneworld alliance members like Cathay Pacific that provides three-seat classification in few flights. These flights are between New York and Vancouver. In addition, Canada and Alaska are also included Dividend Miles award chart of US Airways.