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Airport · KHYI

San Marcos Regional Airport

San Marcos, United States · 597 ft

Runway diagram

Satellite map with the runway layout of San Marcos Regional Airport (KHYI)

Weather

obs 16:56Z · 27 min ago · MVFR

Wind
wind 060° 8 kt
Visibility
vis 6 km (4 SM)
Clouds
BKN 3,200 ft · BKN 4,300 ft · OVC 9,000 ft · ceil 3,200 ft
Temperature
19° / 18° · QNH 1019 hPa (30.08 inHg)
Density altitude
1,100 ft

METAR KHYI 301656Z 06008KT 4SM BR BKN032 BKN043 OVC090 19/18 A3008 RMK AO2 SLP179 P0003 T01940178 $

Runway wind

RunwayEndHeadwindCrosswind
08/26087 kt-4 kt
26-7 kt4 kt
13/31132 kt-8 kt
31-2 kt8 kt
17/3517-4 kt-7 kt
354 kt7 kt

negative headwind means tailwind; crosswind is absolute. check the METAR for gusts and variable directions.

Live right now

40 aircraft within 75 km · snapshot just now

CallsignRegistrationTypeAirlineRouteAltitudeSpeedDistanceMap
N830YB N830YB K900 N83 7850 ft 189 kt 2 km map
JUS641 N837US MD88 Usa Jet Airlines 36000 ft 411 kt 7 km map
N9610Q N9610Q C172 N96 1975 ft 63 kt 12 km map
FFT4684 N369FR A20N Frontier Airlines LAS → AUS 2850 ft 190 kt 19 km map
N214RB N214RB R22 N21 1500 ft 95 kt 35 km map
SWA4432 N487WN B737 Southwest Airlines LGA → STL 600 ft 136 kt 36 km map
N6968U N6968U M20P N69 6400 ft 138 kt 38 km map
SWA310 N8539V B738 Southwest Airlines AUS → CMH Ground 73 kt 38 km map
SWA266 N8850Q B38M Southwest Airlines DAL → BUR Ground 18 kt 38 km map
DAL2886 N348DN A321 Delta Air Lines ATL → AUS → ATL Ground 20 kt 39 km map
UAL1688 N75425 B739 United Airlines ORD → PBI Ground 3 kt 39 km map
FFT4702 N378FR A20N Frontier Airlines AUS → ATL Ground 6 kt 39 km map
SWA512 N8795L B38M Southwest Airlines HNL → SAN Ground 0 kt 39 km map
UAL2344 N47434 B39M United Airlines AUS → IAD Ground 9 kt 39 km map
JBU2371 N627JB A320 Jetblue Airways Corporation FLL → AUS Ground 0 kt 39 km map
SWA2553 N8975K B38M Southwest Airlines MCO → BNA 5325 ft 220 kt 40 km map
AAL812 N8031M A319 American Airlines MIA → AUS → MIA 1775 ft 156 kt 42 km map
TANDM77 09-08827 H47 Zanair Limited 950 ft 59 kt 45 km map
ENY3911 N291NN E75L Envoy Air DFW → MFE 26000 ft 411 kt 45 km map
N817TV N817TV C680 N81 4825 ft 250 kt 48 km map
ROGUE1 66-8358 T38 Fundacion Rego 2850 ft 269 kt 50 km map
N150RJ N150RJ FA50 N15 37850 ft 427 kt 50 km map
CYO404 N404CD LJ60 Ati Jet Inc 13625 ft 364 kt 54 km map
THING1 68-8195 T38 THI 2850 ft 318 kt 55 km map
THING2 70-1577 T38 THI 1100 ft 173 kt 55 km map
N58WG N58WG BE58 N58 5200 ft 169 kt 56 km map
ENY3843 N334CR E75L Envoy Air DFW → MZT → DFW 30000 ft 438 kt 59 km map
N716AP N716AP BE20 N71 23500 ft 267 kt 61 km map
UCA4287 N27200 E45X Commutair IAH → HRL 26000 ft 418 kt 62 km map
N555LF N555LF BE35 N55 1900 ft 118 kt 63 km map
DAL946 N3741S B738 Delta Air Lines LAX → AUS → LAX 9825 ft 274 kt 64 km map
N955WP N955WP B350 N95 26000 ft 238 kt 65 km map
SWA191 N468WN B737 Southwest Airlines SMF → DEN 7875 ft 304 kt 68 km map
N82554 N82554 P28A N82 3000 ft 99 kt 69 km map
VEGA1 65-10379 T38 VEG 6350 ft 296 kt 71 km map
SWA3414 N942WN B737 Southwest Airlines PWM → BWI Ground 0 kt 71 km map
N882RR N882RR PC12 N88 Ground 2 kt 72 km map
N321MW N321MW PC12 N32 700 ft 1 kt 72 km map
CASH71 05-3796 TEX2 Christman Air System 25000 ft 282 kt 73 km map
AJI053 N158TW FA20 Ameristar Jet Charter 28000 ft 345 kt 74 km map

Live map

Open the full map

Airport data

Latitude
29.8927
Longitude
-97.8630
Type
medium_airport
Region
Texas
GPS code
KHYI
Local code
HYI
Magnetic variation
7.0°
Operations
no PPR
Weather
METAR / TAF

Runways

RunwayLengthWidthSurfaceLighted
08 / 26 6330 ft · 1.93 km · 88° 100 ft ASP yes
13 / 31 5601 ft · 1.71 km · 133° 100 ft ASP yes
17 / 35 5214 ft · 1.59 km · 178° 100 ft ASP yes

Frequencies

TypeDescriptionFrequency
A/DAUSTIN APP/DEP119.000 MHz
AWOSAWOS 3120.825 MHz
CLDCLNC DEL121.350 MHz
UNICCTAF/UNICOM123.050 MHz

Airports near San Marcos Regional Airport

Links

imagery © Esri, Maxar, Earthstar Geographics. airport and runway data are public domain. operational flags from OpenAIP (2026-10-29). live positions from the adsb.lol network.