Airport code
GYY — Gary Chicago International Airport
GYY is the IATA code for Gary Chicago International Airport, an airport serving Gary, United States. Its ICAO code is KGYY, and it operates in the America/Chicago time zone (UTC-6). The airport sits at 41.6163, -87.4128 in the Northern Hemisphere, at an elevation of 591 ft (180 m).
Overview
About Gary Chicago International Airport
Gary/Chicago International Airport is a joint civil-military public airport in Gary, in Lake County, Indiana, United States. It is three miles northwest of the city center of Gary, and 25 miles (40 km) southeast of the Chicago Loop. It is operated by the Gary/Chicago International Airport Authority, which was created by an interstate compact between Gary, Chicago, and Indiana. Nearby highway connections include I-90, I-80, I-94, I-65 and the Chicago Skyway.
Reference data
Airport information
| IATA code | GYY |
|---|---|
| ICAO code | KGYY |
| Airport name | Gary Chicago International Airport |
| City | Gary |
| Country | United States |
| Time zone | America/Chicago (UTC-6) |
| Latitude | 41.6163 |
| Longitude | -87.4128 |
| Elevation | 591 ft (180 m) |
| Airport type | Medium airport |
| Continent | North America |
| Runways | 2 |
| Longest runway | 8,859 ft (2,700 m) |
| Map | View on OpenStreetMap ↗ |
Reference data last updated 24 July 2026.
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Questions
Frequently asked questions
What is the IATA code for Gary Chicago International Airport?
The IATA code for Gary Chicago International Airport is GYY.
What is the ICAO code for Gary Chicago International Airport?
The ICAO code for Gary Chicago International Airport is KGYY.
Where is GYY airport located?
Gary Chicago International Airport (GYY) is located in Gary, United States.
What time zone is GYY in?
Gary Chicago International Airport operates in the America/Chicago time zone, which is UTC-6.
What is the nearest airport to GYY?
The nearest airport to Gary Chicago International Airport (GYY) is Chicago Midway International Airport (MDW) in Chicago, about 34 km away.
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