PI Airline Code, Piedmont Airlines (1948-1989)
PI is the IATA airline code for Piedmont Airlines (1948-1989) based in United States. The airline also has the 3-letter ICAO code PDT, and its radio callsign is "Piedmont". The open dataset lists 14 scheduled routes for the carrier. You will see PI as the two-character prefix on its flight numbers, for example PI123.
What is the Piedmont Airlines (1948-1989) airline code?
The IATA airline code for Piedmont Airlines (1948-1989) is PI. This two-character code prefixes the airline's flight numbers and appears on tickets and schedules. The three-letter ICAO code PDT is used in flight plans and air traffic control.
IATA airline codes are two characters and can reuse letters over time, so a retired airline's code may later be assigned to another carrier. ICAO codes are three letters and are more stable, which is why flight plans use them.
Frequently asked questions
What is the airline code for Piedmont Airlines (1948-1989)?
The IATA airline code for Piedmont Airlines (1948-1989) is PI. Its ICAO code is PDT.
What is the abbreviation for Piedmont Airlines (1948-1989)?
The two-character IATA abbreviation for Piedmont Airlines (1948-1989) is PI, and its three-letter ICAO code is PDT.
What airline is PI?
PI is the IATA code for Piedmont Airlines (1948-1989), based in United States.
What is the ICAO code for Piedmont Airlines (1948-1989)?
Piedmont Airlines (1948-1989) uses the ICAO airline code PDT and the radio callsign "Piedmont".
What country is Piedmont Airlines (1948-1989) based in?
Piedmont Airlines (1948-1989) (PI) is based in United States.
What is the radio callsign for Piedmont Airlines (1948-1989)?
Air traffic control refers to Piedmont Airlines (1948-1989) by the radio callsign "Piedmont".
Routes flown by Piedmont Airlines (1948-1989)
Some of the busiest routes Piedmont Airlines (1948-1989) (PI) appears on in the open route dataset, with distance and typical flight time: