Airports / Texas / KHYI
San Marcos Regional Airport
KHYISan Marcos, TexasELEV 597 FT
Google rating
Google reviews
Field elevation
Nearest alternate
Field standing
15 nm
To the nearest alternate
New Braunfels National Airport (KBAZ) — 6 fields within 50 nm.
Overview
San Marcos Regional Airport, listed as KHYI, is a mid-sized airport in San Marcos, Texas. The airport sits 597 feet above sea level. With no scheduled airline service, it caters to private, charter, and general aviation traffic.
No charter operator is headquartered on the field, but operators routinely position aircraft into KHYI for departures. When weather or ramp space demands it, nearby options are New Braunfels National Airport (KBAZ, 15 nm), Austin Bergstrom International Airport (AUS, 21 nm), and Randolph Air Force Base (RND, 31 nm).
Charter pricing from KHYI depends on aircraft category, positioning distance, and trip timing. In directories and search listings it also appears under San Marcos Municipal. Compare rated operators or run a route through the cost estimator to gauge pricing from San Marcos.
Field capability
ICAO
KHYI
IATA
—
FAA / Local
HYI
Elevation
597 ft
Coordinates
29.8927° N · 97.8630° W
Airspace
D · DeltaClass D — DeltaA control tower runs the immediate airspace. Pilots establish two-way radio contact before entering — typical for busy business-aviation fields.Source: FAA NASR class airspace
Size
Medium
Scheduled svc
No
Elevation vs TX fields
state range 6–4,849 ft
At 597 ft, KHYI sits lower than 56% of the 127 Texas fields on the register.
Access & alternates
Closest alternate fields by great-circle distance — every listing links to its own field brief.
- 15nmKBAZNew Braunfels National AirportNew Braunfels
- 21nmAUSAustin Bergstrom International AirportAustin
- 31nmRNDRandolph Air Force BaseUniversal City
- 38nmSATSan Antonio International AirportSan Antonio
- 46nmSSFStinson Municipal AirportSan Antonio
- 48nmSKFLackland Air Force BaseSan Antonio
Location
Open the full mapKHYI · San Marcos Regional Airport · San Marcos, TX
From the ramp
Google Places photography of San Marcos Regional Airport — tap any frame to view full-screen, then cycle with the arrows or your keyboard.