AIRLINE & AIRPORT CODES
AIRLINE CODES
What are they?
An airline code is a group of letters that identify an airline. There are 2 systems: IATA codes and ICAO codes. The table shows airline codes for the largest airlines in Asia.
How many letters?
IATA airline codes have 2 letters (or 1 number and 1 letter). For example, Singapore Airlines is SQ. ICAO airline codes have 3 letters. For example, Japan Airlines is JAL.
What are they used for?
IATA airline codes are used for reservations, tickets and flight information boards. ICAO airline codes are used for flight planning and air traffic control.
AIRPORT CODES
What are they?
An airport code is a group of letters that identify an airport. There are 2 systems: IATA codes and ICAO codes. The table shows airport codes for the largest airports in Asia.
How many letters?
IATA airport codes have 3 letters and are often based on airport or city names. For example, Haneda Airport is HND. ICAO airport codes have 4 letters. Haneda Airport is RJTT, where "R" means East Asia and "J" means Japan.
What are they used for?
IATA airport codes are used for baggage tags, airline timetables and reservations. ICAO airport codes are used for flight planning and air traffic control.
