Reference only — not for real-world navigation.
KSTL
St. Louis Lambert International Airport · St Louis
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
618 ft / 188 m
Transition Altitude
18,000 ft
Primary Channel
TWR 118.50 MHz (RWAY 12R-30L)
Live Conversion
inHg
hPa
Flight Planning
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Welcome to the technical flight briefing for St. Louis Lambert International Airport (KSTL), located in St Louis, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 4 active runways with a maximum elevation of 618 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.
Full Name
St. Louis Lambert International Airport
ICAO / IATA
KSTL / STL
Municipality
St Louis
Country
Region
US-MO — Missouri
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
618 ft
Official Website
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 12R / 30L
ILS EQUIPPEDLIGHTED
Runway Length: 11,020 ft / 3,359 m
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 122° / 302°
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 122° / 302°
RWY 12R (122°)
109.70 MHz
IDENT: LMR | CRS: 123°
RWY 30L (302°)
111.50 MHz
IDENT: BKY | CRS: 303°
Runway 12L / 30R
ILS EQUIPPEDLIGHTED
Runway Length: 9,013 ft / 2,747 m
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 122° / 302°
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 122° / 302°
RWY 12L (122°)
108.90 MHz
IDENT: LDZ | CRS: 123°
RWY 30R (302°)
111.30 MHz
IDENT: SJW | CRS: 303°
Runway 11 / 29
ILS EQUIPPEDLIGHTED
Runway Length: 9,000 ft / 2,743 m
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 122° / 302°
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 122° / 302°
RWY 11 (122°)
111.95 MHz
IDENT: OGZ | CRS: 123°
RWY 29 (302°)
111.95 MHz
IDENT: RQN | CRS: 303°
Runway 06 / 24
ILS EQUIPPEDLIGHTED
Runway Length: 7,600 ft / 2,316 m
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 63° / 243°
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 63° / 243°
RWY 06 (63°)
110.30 MHz
IDENT: JAK | CRS: 64°
RWY 24 (243°)
110.30 MHz
IDENT: STL | CRS: 244°
APP ST LOUIS APP
120.05 MHz
APP SOUTH/WEST SECONDARY
121.03 MHz
APP SAINT LOUIS APPROACH SECONDARY
123.70 MHz
ATIS ATIS
125.03 MHz
CLD CLNC DEL
119.50 MHz
DEP ST LOUIS DEP N/E
119.15 MHz
DEP ST LOUIS DEP S/W
128.10 MHz
GND RWAY 11-29
118.92 MHz
GND SAINT LOUIS GROUND OUTBOUND
121.65 MHz
GND SAINT LOUIS GROUND INBOUND
121.90 MHz
OPS ANG OPS
29.79 MHz
RDO ST LOUIS RDO
122.05 MHz
TWR RWAY 12R-30L
118.50 MHz
TWR RWAY 12L-30R
120.05 MHz
TWR RWY 06 AND 11-29
132.47 MHz
UNIC UNICOM
122.95 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026