Gary/Chicago International Airport
GYY · KGYY · Gary, IN · 591 ft elevation · var 2W · Towered
Airport information
- ICAO / IATA
- KGYY / GYY
- Coordinates
- 41.6171, -87.4132
- Elevation
- 591 ft MSL
- Magnetic variation
- 2W
- Sectional chart
- CHICAGO
- Airport use
- Public
- Control tower
- Yes
- ARTCC
- CHICAGO (ZAU)
- Flight service (FSS)
- TERRE HAUTE
- NOTAM facility
- GYY
- Attendance
- ALL ALL
- Beacon
- white-green (SS-SR)
- Segmented circle
- No
- Wind indicator
- lighted
- Distance from city
- 3 NW
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:41 AM | 09:41Z |
| Sunrise | 05:15 AM | 10:15Z |
| Sunset | 08:27 PM | 01:27Z |
| Evening civil twilight Loggable night begins | 09:02 PM | 02:02Z |
Plan a flight from KGYY
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- WHEN ATCT CLSD ACTVT MALSR RWY 30; REIL RWY 02, 12 & 20; MIRL RWY 02/20; HIRL RWY 12/30 - CTAF. on 125.6 — Chart Supplement ↗
Runway lighting aids — 02: 2-light PAPI (left) · 20: 2-light PAPI (left) · 12: 4-light PAPI (left) · 30: 4-light PAPI (left) + MALSR.
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 02 · 023°
- Pattern
- left (turns left)
- TPA
- 1,600 ft MSL (≈1,000 AGL)
- CTAF
- 125.6
Enter the left downwind for Rwy 02 at 1,600 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 02/20
3,604 ft × 100 ft · Asphalt (Fair)- Heading
- 023° mag · 21° true
- Markings
- nonprecision
- VGSI
- 2-light PAPI (left) (3°)
- Traffic pattern
- Left
- Approach obstacle
- Road, 42 ft, 1,050 ft from threshold, 0 ft B of centerline — 20:1 slope to clear
- Heading
- 203° mag · 201° true
- Markings
- nonprecision
- VGSI
- 2-light PAPI (left) (3°)
- Traffic pattern
- Left
- Approach obstacle
- Pole, 37 ft, 833 ft from threshold, 289 ft R of centerline — 17:1 slope to clear · penetrates the 20:1 visual approach surface
Runway 12/30
8,859 ft × 150 ft · Concrete (Good)- Heading
- 126° mag · 124° true
- Markings
- precision
- VGSI
- 4-light PAPI (left) (3°)
- Traffic pattern
- Left
- Approach obstacle
- Ant, 93 ft, 3,777 ft from threshold, 1248 ft L of centerline — 38:1 slope to clear
- Heading
- 306° mag · 304° true
- Markings
- precision
- VGSI
- 4-light PAPI (left) (3°)
- Approach lights
- MALSR
- Instrument landing
- ILS/DME · CAT I · LOC 108.75 (GYY) · GS 3.00°
- Traffic pattern
- Left
- Approach obstacle
- Pole, 68 ft, 3,422 ft from threshold, 220 ft L of centerline — 47:1 slope to clear
- Displaced threshold
- 900 ft
| Runway | Length | Your margin |
|---|---|---|
| 02/20 | 3,604 ft | |
| 12/30 | 8,859 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| A/D | 133.1 | CHICAGO APP/DEP |
| ATIS | 120.625 | |
| CTAF | 125.6 | |
| GND | 121.9 | |
| RCO | 114.2 | KANKAKEE RDO |
| RDO | 123.65 | TERRE HAUTE RDO |
| TWR | 125.6 |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| CGT · Chicago Heights | VORTAC | 114.20 | r046° / 9.6 NM |
| EON · Peotone | VORTAC | 113.20 | r037° / 26.9 NM |
| IKK · Kankakee | VOR-DME | 111.60 | r031° / 38.1 NM |
| OXI · Knox | VOR-DME | 115.60 | r298° / 38.7 NM |
Airport diagram
Open PDF ↗Preview diagram
Procedures at a glance
Approaches8
Departures
Arrivals
Minimums & Hot Spots
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, Jet A
- Bottled oxygen
- HIGH
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns, hangars
- Other services
- Cargo, Charter, Instruction, Rental
Ownership & management
Remarks FAA
- CLSD TO SKED ACR OPS GTR THAN 9 PAX SEATS; UNSKED ACR OPS GTR THAN 30 PAX SEATS 1 HR PPR; INDEX B ARFF 1 HR PPR; INDEX C ARFF 4 HR PPR - 219-949-4910.
- BIRDS & WILDLIFE ON & INVOF ARPT.
- UNCTLD VEHICLES N SIDE RAMPS.
- TWY A, A1-A8 & C NORTH OF RWY 12/30 AVBL TO ACR MORE THAN 9 PAX SEATS.
- TWY F MIL USE ONLY.
- LINE OF SIGHT NA BTN INTERSECTING RWY ENDS.
- ARNG: OPS 1230Z-2330Z++ TUES-FRI. MIL F/W OR R/W PRKG OR SVC ON ARNG RAMP 24 HR PPR - 219-977-2017.
- FOR CD WHEN ATCT IS CLSD CTC CHICAGO APCH AT 847-289-0926.
- WHEN ATCT CLSD ACTVT MALSR RWY 30; REIL RWY 02, 12 & 20; MIRL RWY 02/20; HIRL RWY 12/30 - CTAF.
- PCR VALUE: 121/R/C/X/U
- PCR VALUE: 706/R/C/X/U
- RWY 02/20 NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS AND NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open KGYY in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About KGYY
Gary/Chicago International Airport (GYY · KGYY) is an airport in Gary, IN, at 591 ft MSL. It has 2 runways, the longest 8,859 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KGYY, refreshed from the Aviation Weather Center and FAA NASR.
Does KGYY have a control tower?
Yes. Gary/Chicago International Airport has an operating FAA control tower. Check the Comms & NavAids tab for tower and ground frequencies.
What is the longest runway at KGYY?
Gary/Chicago International Airport has 2 runways; the longest is 8,859 ft. See the Runways tab for headings, surface, and lighting.
Where is KGYY?
Gary/Chicago International Airport is in Gary, IN, at an elevation of 591 ft MSL. Coordinates: 41.6171, -87.4132.
Fly out of KGYY often?
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