Piedmont Airlines, Inc. is a subsidiary of American Airlines, the largest airline in the world. Our airline was founded by Mr ... . Richard Henson in 1931 as Henson Flying Service, a fixed-base operator. In 1962 scheduled airline service commenced as Hagerstown Commuter. Today, Piedmont operates nearly 440 daily departures to 72 cities throughout the eastern United States and Canada. We currently operate the ERJ-145 aircraft. Our corporate headquarters is located in Salisbury, Maryland which is located about one hundred miles southeast of Baltimore, Maryland. Piedmont Airlines employs over 9000 aviation professionals. read more