San Marcos Regional charts & airport diagram

San Marcos Regional (HYI · KHYI) in Austin, TX publishes 22 FAA charts, including 7 instrument approaches (ILS, RNAV (GPS)). Every one links straight to the current FAA PDF. · Open on the map

All of San Marcos Regional — runways, frequencies, charts and live weather

PDF ↗

Lowest minimums here: ILS with vertical guidance · Every chart below links straight to the current FAA PDF.

What KHYI publishes

Airport diagram

The FAA airport diagram for San Marcos Regional — runways, taxiways, ramps and hold short lines. Shown in the browser above; the FAA PDF ↗ is the authoritative copy.

Instrument approaches at KHYI

San Marcos Regional has 7 published instrument approaches of 2 types (ILS and RNAV (GPS)). 7 of them offer vertical guidance; ILS gives the lowest minimums.

Departures and arrivals

San Marcos Regional publishes 6 departure procedures (SIDs) — charted routes from the runway to the en route structure, assigned by ATC in the clearance. It also publishes 4 arrivals (STARs), the mirror image: charted routes from the en route structure down to where the approach begins. Each one is in the list at the foot of this page with its continuation pages.

Hot spots at KHYI

The FAA publishes 2 hot spots here but no shapes, so they are not drawn on the map. Brief the descriptions against the airport diagram.

HS 1 Rwy incusion/wrong rwy departure risk. Ensure correct rwy alignment. Complex airfield geometry at rwy/rwy int.
HS 2 Rwy incusion/wrong rwy depature risk. Ensure correct rwy alignment. Complex airfield geometry. Rwy thlds in close proximity.

Locations on the airport surface with a history of confusion or runway incursions — brief them against the diagram before taxi. Source: FAA Chart Supplement, reproduced verbatim on the 56-day cycle; the numbers match the circled HS markers on the diagram.

Takeoff, alternate and surface information

Takeoff minimums are published for KHYI. Standard is 1 statute mile visibility for one and two engine aircraft (½ mile for more than two) unless this section says otherwise; Part 91 operators are not bound by them but the obstacle notes apply to everyone.
Non standard alternate minimums are published: if you file KHYI as an IFR alternate, the required forecast is higher than the default 600-2 for precision or 800-2 for non precision approaches. Check the alternate rule tool.

All 22 charts, as a list every plate with its direct FAA link

Airport documents 3

Approaches 7

Departures 6

Arrivals 4

Minimums 2

MIN TAKEOFF MINIMUMS ↗
MIN ALTERNATE MINIMUMS ↗

Frequently asked

Where can I get the KHYI airport diagram?

The FAA publishes the San Marcos Regional airport diagram as part of the d-TPP (Digital Terminal Procedures Publication), reissued every 28 days. The current one is linked on this page, along with a full-page preview.

Does KHYI have an instrument approach?

Yes. San Marcos Regional has 7 published instrument approaches: ILS, RNAV (GPS). At least one offers vertical guidance.

Are there hot spots at KHYI?

Yes. The FAA publishes 2 hot spots at San Marcos Regional — locations on the airport surface with a history of confusion or runway incursions. Each one's Chart Supplement description is on this page, numbered the way the airport diagram marks it.

What is the lowest approach at KHYI?

ILS to runway 13 is the approach type with the lowest published minimums at San Marcos Regional. It has vertical guidance, so it is flown to a decision altitude rather than a minimum descent altitude. Actual minimums vary by aircraft category and are on the plate.

Does KHYI have SIDs and STARs?

San Marcos Regional publishes 6 departure procedures (SIDs) and 4 arrivals (STARs). Both lists are on this page, each linked to the current FAA plate.

More about KHYI

Charts are the FAA d-TPP (d-TPP cycle 2609 (2026, cycle 9)) and Chart Supplement, reissued on the 28-day chart cycle and linked directly from the FAA. For planning and education only; always fly the current chart.

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