North Texas Regional Airport Perrin Field
GYI · KGYI · PNX · Denison, TX · 749 ft elevation · var 3E · Towered
Airport information
- ICAO / IATA
- KGYI / PNX
- Coordinates
- 33.7141, -96.6737
- Elevation
- 749 ft MSL
- Magnetic variation
- 3E
- Sectional chart
- DALLAS-FT WORTH
- Airport use
- Public
- Control tower
- Yes
- Tower hours
- 0700-1900
- Airspace
- Class D · CLASS D SVC 0700-1900; OTHER TIMES CLASS G
- Weather station
- AWOS-3PT · 118.775 · ☎ 903-786-7790
- ARTCC
- FORT WORTH (ZFW)
- Flight service (FSS)
- FORT WORTH
- NOTAM facility
- GYI
- Attendance
- ALL 0700-1900
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Access
- Military landing rights
- Activated
- 1941/12
- Distance from city
- 4 W
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 | 05:47 AM | 10:47Z |
| Sunrise | 06:17 AM | 11:17Z |
| Sunset | 08:40 PM | 01:40Z |
| Evening civil twilight Loggable night begins | 09:09 PM | 02:09Z |
Plan a flight from KGYI
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- DUSK-DAWN. MIRL RWY 18L/36R PRESET LOW INTST; TO INCR INTST & ACTVT MALSR RWY 18L & MALS RWY 36R - CTAF. on 120.575 — Chart Supplement ↗
Runway lighting aids — 18L: VASI + MALSR · 36R: VASI + MALS.
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 18L · 179°
- Pattern
- left (turns left)
- TPA
- 1,700 ft MSL (≈1,000 AGL)
- CTAF
- 120.575
Enter the left downwind for Rwy 18L at 1,700 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 18L/36R
9,000 ft × 150 ft · ASPH-CONC (Good)- Heading
- 179° mag · 182° true
- Threshold elev
- 741 ft
- Markings
- precision
- VGSI
- VASI (3°)
- Approach lights
- MALSR
- Instrument landing
- ILS · CAT I · LOC 111.7 (GYI) · GS 3.00°
- Traffic pattern
- Left
- Approach obstacle
- Trees, 20 ft, 700 ft from threshold, 400 ft L of centerline — 25:1 slope to clear
- Threshold crossing height
- 48 ft
- TDZ elevation
- 741 ft
- Heading
- 359° mag · 2° true
- Threshold elev
- 749 ft
- Markings
- precision
- VGSI
- VASI (3°)
- Approach lights
- MALS
- Traffic pattern
- Left
- Threshold crossing height
- 51 ft
- TDZ elevation
- 749 ft
Runway 18R/36L
4,008 ft × 100 ft · ASPH-CONC (Poor)- Heading
- 179° mag · 182° true
- Threshold elev
- 738 ft
- Markings
- basic
- Traffic pattern
- Left
- TDZ elevation
- 738 ft
- Heading
- 359° mag · 2° true
- Threshold elev
- 746 ft
- Markings
- basic
- Traffic pattern
- Left
- TDZ elevation
- 746 ft
| Runway | Length | Your margin |
|---|---|---|
| 18L/36R | 9,000 ft | |
| 18R/36L | 4,008 ft |
Communication frequencies
Tower & ground · “North Texas”
| ATIS | 118.775 |
| ASOS/AWOS | 118.775 |
| Ground | 124.125 |
| Tower | 120.575 |
| CTAF | 120.575 |
| Flight service | 122.3 · 124.75 (LOW) |
By procedure & sector (2 frequencies)
| Frequency | Used by |
|---|---|
| 233.7 | LCL/P |
| 323.0 | GAINESVILLE RCAG (LOW) |
Source: FAA NASR (current 28-day cycle).
Instrument landing systems
| Runway | ILS |
|---|---|
| RWY 18L | ILS · CAT I · LOC 111.7 (GYI) · GS 3.00° |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| URH · Texoma | VOR-DME | 114.30 | r221° / 19.7 NM |
| BYP · Bonham | VORTAC | 114.60 | r290° / 24.4 NM |
| ADM · Ardmore | VORTAC | 116.70 | r134° / 38.7 NM |
Airport diagram
Open PDF ↗Preview diagram
Procedures at a glance
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
- Instruction
Ownership & management
Remarks FAA
- RWY 18L DSGND CALM WIND RWY.
- TXY MKGS & HOLD LINES FADED.
- FOR CD IF UNA TO CTC ON FSS FREQ, CTC FORT WORTH ARTCC AT 817-858-7584.
- DUSK-DAWN. MIRL RWY 18L/36R PRESET LOW INTST; TO INCR INTST & ACTVT MALSR RWY 18L & MALS RWY 36R - CTAF.
- 100LL SELF SERVE. FOR FUEL AFT HRS CALL 903-786-2666; CALL-IN FEE.
- EXTENSIVE SFC CRACKING.
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 KGYI 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 KGYI
North Texas Regional Airport Perrin Field (GYI · KGYI · PNX) is an airport in Denison, TX, at 749 ft MSL. It has 2 runways, the longest 9,000 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KGYI, refreshed from the Aviation Weather Center and FAA NASR.
Does KGYI have a control tower?
Yes. North Texas Regional Airport Perrin Field has an operating FAA control tower. Check the Comms & NavAids tab for tower and ground frequencies.
What is the longest runway at KGYI?
North Texas Regional Airport Perrin Field has 2 runways; the longest is 9,000 ft. See the Runways tab for headings, surface, and lighting.
Where is KGYI?
North Texas Regional Airport Perrin Field is in Denison, TX, at an elevation of 749 ft MSL. Coordinates: 33.7141, -96.6737.
Fly out of KGYI often?
Save KGYI as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.