Allegheny Airlines

Allegheny Airlines (IATA: AL, ICAO: ALO, Call sign: ALLEGHENY) was a U.S. airline that operated out of Pittsburgh, Pennsylvania, United States, from 1952 to 1979. It was a forerunner of today’s US Airways, now merged into American Airlines. Its headquarters were at Washington National Airport in Arlington County, Virginia.

Allegheny Airlines

Allegheny Airlines (IATA: AL, ICAO: ALO, Call sign: ALLEGHENY) was a U.S. airline that operated out of Pittsburgh, Pennsylvania, United States, from 1952 to 1979. It was a forerunner of today’s US Airways, now merged into American Airlines. Its headquarters were at Washington National Airport in Arlington County, Virginia.