Airports A–Z

What airport is that code?

374 airports, the story behind their codes, and the codes people mix them up with.

Europe

Americas

Asia & Pacific

Middle East & Africa

About airport codes

The three-letter codes on boarding passes and bag tags are IATA airport codes. Some spell out the name, like LHR for London Heathrow. Others come from an old name, like ORD for Chicago O'Hare, which was once Orchard Field. Each page explains the story where there is one.

For the stories behind the strangest codes, read our guides. Want to test yourself? Try Daily Departure or a round of Quick Play.