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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.

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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.

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“Wherever I go, I'm watching. Even on vacation, when I'm in an airport or a railroad station, I look around, snap pictures, and find out how people do things.”

(Richard Scarry, The Busy, Busy World of Richard Scarry)

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