KHYI San Marcos Regional Airport
Austin, TX · 31 miles S of AUSTIN, TX
Public
Towered
Publicly-owned
ICAO KHYI
Location & operations
- Elevation
- 594.7 ft
- Coordinates
- 29-53-33.9000N 097-51-46.8000W
- Lat / Long
- 29.89275, -97.863
- Mag. variation
- 07E (1985)
- Time zone
- UTC -5 (UTC -6 during Standard Time)
- Activated
- 05/1965
- ARTCC
- HOUSTON CENTER
- FSS
- SAN ANGELO FLIGHT SERVICE STATION
- NOTAMs facility
- HYI (NOTAM-D service available)
- Attendance
- 0700-2100 FOR AFT HRS SVC 800-229-2379. CALL-IN FEE.
- Wind indicator
- lighted
- Segmented circle
- yes
- Beacon
- white-green (lighted land airport) Operates sunset to sunrise.
- Lights
- MALS RWY 13; MIRL RWYS 08/26, 13/31 & 17/35 PRESET LOW INTST; TO ACTVT AND INCR INTST - CTAF.
Airport diagram FAA official
Range from KHYI
Runways
Longest 6,330 ft
Tap a runway to see its details.
- Dimensions
- 6330 x 100 ft. / 1929 x 30 m
- Surface
- asphalt, in good condition
- Edge lights
- medium intensity
- Weight bearing
- Single wheel 80.0
Runway 8
- Heading
- 081 magnetic, 088 true
- Markings
- nonprecision, in fair condition
- Touchdown point
- yes, no lights
- Traffic pattern
- left
- Threshold elevation
- 587.8 ft.
- Obstructions
- 25 ft. hangar, 201 ft. from runway, 488 ft. left of centerline
Runway 26
- Heading
- 261 magnetic, 268 true
- Markings
- nonprecision, in fair condition
- Touchdown point
- yes, no lights
- Traffic pattern
- left
- Threshold elevation
- 580.0 ft.
- Obstructions
- 6 FT FENCE 130-199 FT DSTC, 360 FT L.
- Dimensions
- 5601 x 100 ft. / 1707 x 30 m
- Surface
- asphalt, in good condition
- Edge lights
- medium intensity
- Weight bearing
- Single wheel 60.0
Runway 13
- Heading
- 126 magnetic, 133 true
- VGSI / PAPI
- 2-light PAPI on left (3.00 degrees glide path)
- Instrument approach
- ILS
- Approach lights
- MALS: 1,400 foot medium intensity approach lighting system
- Markings
- precision, in good condition
- Touchdown point
- yes, no lights
- Traffic pattern
- left
- Threshold elevation
- 593.1 ft.
Runway 31
- Heading
- 306 magnetic, 313 true
- VGSI / PAPI
- 2-light PAPI on left (3.00 degrees glide path)
- Markings
- precision, in good condition
- Touchdown point
- yes, no lights
- Traffic pattern
- left
- Threshold elevation
- 573.4 ft.
- Dimensions
- 5214 x 100 ft. / 1589 x 30 m
- Surface
- asphalt, in good condition
- Edge lights
- medium intensity
- Weight bearing
- Single wheel 20.0
Runway 17
- Heading
- 171 magnetic, 178 true
- VGSI / PAPI
- 2-light PAPI on left (3.00 degrees glide path)
- Markings
- nonprecision, in fair condition
- Touchdown point
- yes, no lights
- Traffic pattern
- left
- Threshold elevation
- 594.5 ft.
Runway 35
- Heading
- 351 magnetic, 358 true
- Markings
- nonprecision, in fair condition
- Touchdown point
- yes, no lights
- Traffic pattern
- left
- Threshold elevation
- 575.0 ft.
Terminal procedures FAA d-TPP · cycle 2608 · through 0901Z 09/03/26
Departures — DP / ODP 8
Approaches — IAP 7
Arrivals — STAR 4
Other charts 1
Procedure charts published by the FAA (public domain). Confirm the current cycle before flight.
Communications
- Control Tower
- yes
- Ctaf
- 126.825
- Atis
- 120.825
- Wx Awos-3pt
- PHONE 512-353-8005
- San Marcos Ground
- 120.125 [0700-2100 EFF 01 APR 2021]
- San Marcos Tower
- 126.825 [0700-2100 EFF 01 APR 2021]
- Austin Approach
- 119.0
- Austin Departure
- 119.0
- Clearance Delivery
- 121.35 ;WHEN HYI TWR CLSD 120.125
- Approach Lights
- MALS: 1,400 foot medium intensity approach lighting system
- Instrument Approach
- ILS
Services
- Fuel
- 100LL JET-A+ 100LL:100LL SELF SVC; 100 LL & JET A+ AVBL FULL SERVE.
- Fuel available
- 100LL JET-A+ 100LL:100LL SELF SVC; 100 LL & JET A+ AVBL FULL SERVE.
- Parking
- hangars and tiedowns
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Bottled oxygen
- LOW
Airport data aggregated from public FAA/AirNav sources for reference only — always consult official charts and NOTAMs for flight planning.