Gary/Chicago International Airport is a medium-sized airport serving Gary, United States. Its IATA code is GYY and its ICAO code is KGYY. The airport lies at an elevation of 591 ft (180 m) above sea level. It has 2 runway(s); the longest is 12/30, 8,859 ft (2,700 m) long. Local time follows the America/Chicago time zone.
Key facts
- IATA code
- GYY
- ICAO code
- KGYY
- Airport type
- Medium airport
- Elevation
- 591 ft (180 m)
- Coordinates
- 41.6171, -87.4132
- Time zone
- America/Chicago
- Local time now
- —
- Scheduled service
- Yes
Location
Runways
| Runway | Length | Width | Surface | Lighted |
|---|---|---|---|---|
| 02/20 | 3,604 ft · 1,098 m | 100 ft · 30 m | Asphalt | Yes |
| 12/30 | 8,859 ft · 2,700 m | 150 ft · 46 m | Asphalt | Yes |
Nearest airports
Airports with scheduled service closest to Gary/Chicago International Airport, by great-circle distance.
| Airport | City | Distance |
|---|---|---|
| MDW Chicago Midway International Airport | Chicago, United States | 34 km · 21 mi |
| MGC Michigan City Municipal Airport | Michigan City, United States | 50 km · 31 mi |
| ORD Chicago O'Hare International Airport | Chicago, United States | 57 km · 35 mi |
| SBN South Bend International Airport | South Bend, United States | 92 km · 57 mi |
| LAF Purdue University Airport | West Lafayette, United States | 140 km · 87 mi |
| RFD Chicago Rockford International Airport | Chicago/Rockford, United States | 153 km · 95 mi |
| MKE General Mitchell International Airport | Milwaukee, United States | 153 km · 95 mi |
| AZO Kalamazoo/Battle Creek International Airport | Kalamazoo, United States | 169 km · 105 mi |
Distances to major hubs
Great-circle distances from GYY. These are geographic distances, not a list of operated flights.
| Airport | km | mi | NM | |
|---|---|---|---|---|
| ATL Atlanta | 925 | 575 | 500 | View route |
| JFK New York | 1,146 | 712 | 619 | View route |
| MEX Mexico City | 2,701 | 1,678 | 1,459 | View route |
| LAX Los Angeles | 2,837 | 1,763 | 1,532 | View route |
| LHR London | 6,341 | 3,940 | 3,424 | View route |
| CDG Paris (Roissy-en-France, Val-d'Oise) | 6,660 | 4,138 | 3,596 | View route |
| FRA Frankfurt am Main | 6,969 | 4,331 | 3,763 | View route |
| GRU São Paulo | 8,371 | 5,202 | 4,520 | View route |
| IST Istanbul | 8,786 | 5,459 | 4,744 | View route |
| HND Tokyo | 10,180 | 6,326 | 5,497 | View route |
| PEK Beijing | 10,613 | 6,595 | 5,731 | View route |
| DXB Dubai | 11,651 | 7,240 | 6,291 | View route |
| DEL New Delhi | 12,051 | 7,488 | 6,507 | View route |
| JNB Johannesburg | 13,975 | 8,683 | 7,546 | View route |
| SYD Sydney (Mascot) | 14,895 | 9,255 | 8,043 | View route |
| SIN Singapore | 15,101 | 9,383 | 8,154 | View route |
Radio frequencies
Not for navigation. Always use official, current aeronautical publications.
| Type | Description | MHz |
|---|---|---|
| A/D | CHICAGO APP/DEP | 133.100 |
| ATIS | ATIS | 120.625 |
| CTAF | CTAF | 125.600 |
| GND | GND | 121.900 |
| RCO | KANKAKEE RDO | 114.200 |
| RDO | TERRE HAUTE RDO | 123.650 |
| TWR | TWR | 125.600 |
External links
External links come from the source dataset and are not independently verified by FlyingWorld.
Frequently asked questions
What is the airport code of Gary/Chicago International Airport?
The IATA code of Gary/Chicago International Airport is GYY and its ICAO code is KGYY.
Where is Gary/Chicago International Airport located?
Gary/Chicago International Airport is in Gary, Indiana, United States, at 41.6171, -87.4132.
What time zone is Gary/Chicago International Airport in?
Gary/Chicago International Airport uses the IANA time zone America/Chicago. Daylight saving time, where applicable, is applied automatically by the clock on this page.
How long is the longest runway at Gary/Chicago International Airport?
The longest runway listed is 12/30, 8,859 ft (2,700 m) long.
What is the nearest airport to Gary/Chicago International Airport?
The nearest airport with scheduled service in our directory is Chicago Midway International Airport (MDW), about 34 km (21 mi) away.
Source: OurAirports (data updated: 9 November 2026). Not for navigation. Always use official, current aeronautical publications.