AirportLookupSim Database

Reference only — not for real-world navigation.

KSUS

Spirit of St Louis Airport · St Louis

Key Facts

Essential technical summary for MSFS 2020/2024 and X-Plane.

ILS Approach StatusILS FREQUENCIES VERIFIED ✅

Field Elevation

463 ft / 141 m

Transition Altitude

18,000 ft

Primary Channel

TWR 122.60 MHz (TWR)

Live Conversion

inHg

hPa

Details Runways Frequencies Navaids Nearby

Runway Summary (Quick-Links)

08R/26L · 7,485 ft · ConcreteLIGHTED 08L/26R · 5,000 ft · AsphaltLIGHTED

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Welcome to the technical flight briefing for Spirit of St Louis Airport (KSUS), located in St Louis, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 2 active runways with a maximum elevation of 463 ft. Instrument approaches (IFR) are supported with verified ILS frequencies and identifiers for precision landings.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 18,000 ft verified for this field for altimeter reset procedures.

Airport Details

Full geographical and organizational metadata.

Full Name

Spirit of St Louis Airport

ICAO / IATA

KSUS / SUS

Municipality

St Louis

Country

US — United States

Region

US-MO — Missouri

GPS Coordinates

📍 38.662102, -90.652000 🗺️

Transition Altitude

18,000 ft

Elevation

463 ft

Official Website

Wikipedia

Pilot Toolbox

External charts, live tracking and weather reports.

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Runways & ILS Approach Data

Detailed dimensions and instrument landing frequencies.

Runway 08R / 26L

ILS EQUIPPEDLIGHTED

Runway Length: 7,485 ft / 2,281 m
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 78° / 258°

RWY 08R (78°)

110.55 MHz

IDENT: SUS | CRS: 79°

RWY 26L (258°)

111.10 MHz

IDENT: FZU | CRS: 259°

Runway 08L / 26R

LIGHTED

Runway Length: 5,000 ft / 1,524 m
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 78° / 258°

RWY 08L (78°)

No ILS / Visual Only

RWY 26R (258°)

No ILS / Visual Only

Nearby Navaids

Ground-based navigation aids (VOR, NDB, DME) in the vicinity or associated with this airport.

LM · NDB (Oblio)338 kHz

38.800301, -90.474701 · 0 ft

FZ · NDB (Eaves)227 kHz

38.676998, -90.547600 · 0 ft

SU · NDB (Snoop)326 kHz

38.639301, -90.767097 · 0 ft

FTZ · VORTAC (Foristell)110,800 kHz

38.694500, -90.971298 · 817 ft

ST · NDB (Zumay)404 kHz

38.788101, -90.278900 · 0 ft

CSX · VOR-DME (Cardinal)116,450 kHz

38.752701, -90.360901 · 530 ft

STL · VORTAC (St Louis)117,400 kHz

38.860699, -90.482399 · 450 ft

Communication Frequencies

Air traffic control and advisory channels.

A/D ST LOUIS APP/DEP

126.50 MHz

AAS ADVSY SVC

124.75 MHz

ATIS ATIS

134.80 MHz

CLD CLNC DEL

121.70 MHz

CTAF CTAF

124.75 MHz

GND GND

121.70 MHz

RDO ST LOUIS RDO

122.20 MHz

TWR TWR

122.60 MHz

UNIC UNICOM

122.95 MHz

Nearby Airports

Alternative airports in the vicinity (km & nm).

St. Louis Lambert International Airport

St Louis Regional Airport

Scott AFB/Midamerica Airport

Columbia Regional Airport

Quincy Regional Airport Baldwin Field

Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026