IO Airline Code, Indonesian Airlines
IO is the IATA airline code for Indonesian Airlines, based in Indonesia. Its ICAO code is IAA and its radio callsign is "Indo Lines".
What airline is IO?
IO is the IATA airline code for Indonesian Airlines, based in Indonesia. Its ICAO code is IAA and its radio callsign is "Indo Lines".
You will see IO as the two-character prefix on its flight numbers, for example IO123.
| IATA airline code | IO |
|---|---|
| ICAO airline code | IAA |
| Radio callsign | Indo Lines |
| Country | Indonesia |
| Status | Active |
What is the airline code for Indonesian Airlines?
The IATA airline code for Indonesian Airlines is IO, and its ICAO code is IAA. The two-character IATA code prefixes the carrier's flight numbers, for example IO123.
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 ICAO code for Indonesian Airlines?
Indonesian Airlines uses the ICAO airline code IAA and the radio callsign "Indo Lines". Flight plans and air traffic control use IAA, while tickets and schedules use IO.
What is the radio callsign for Indonesian Airlines?
Air traffic control refers to Indonesian Airlines by the radio callsign "Indo Lines".
What country is Indonesian Airlines based in?
Indonesian Airlines (IO) is based in Indonesia.
What is the abbreviation for Indonesian Airlines?
The two-character IATA abbreviation for Indonesian Airlines is IO, and its three-letter ICAO code is IAA.