Allegheny grows into US Air, Sept 1979
In September 1979 Allegheny made it’s name change to USAir. It’s route network expansion was due to the Deregulation Act the previous year, allowing them to serve the southeastern United States.




In September 1979 Allegheny made it’s name change to USAir. It’s route network expansion was due to the Deregulation Act the previous year, allowing them to serve the southeastern United States.