Look up any airport or airline code
Type an IATA or ICAO code, a city, or an airline name and get the match instantly. Free, fast and no sign up.
Reverse lookup works too. Not sure what airport a code is? Just type the three letters. Press / to search.
Popular airport codes
The codes travellers look up most, from Tokyo Haneda to Buenos Aires Aeroparque.
Popular airline codes
The carriers people search for by code, each with its ICAO code, callsign and routes.
Most connected airports
Ranked by how many nonstop pairs touch them in the open route dataset, not by passenger numbers.
Everything a code can tell you
One page per airport, built to actually answer the question.
IATA and ICAO side by side
The 3-letter booking code and the 4-letter operational code for every airport, plus airline codes.
Location and elevation
City, country, continent, coordinates and field elevation, pulled from the public OurAirports dataset.
Free JSON API
Every airport and airline is a static JSON endpoint. No key, no rate limit. Read the docs.
Embeddable widget
Drop a code lookup on your own travel site with one snippet. Grab the code.
Most connected airlines
Ranked by scheduled routes in the open dataset, so a few legacy carriers still rank high.
New to airport codes? An IATA code is the 3-letter code you see on your boarding pass and luggage tag (like JFK). An ICAO code is the 4-letter code air traffic control uses (like KJFK). Learn the difference in IATA vs ICAO.