Reference only — not for real-world navigation.
KCHS
Charleston International Airport · Charleston
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
46 ft / 14 m
Transition Altitude
18,000 ft
Primary Channel
TWR 126.00 MHz (TWR)
Live Conversion
inHg
hPa
Flight Planning
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Welcome to the technical flight briefing for Charleston International Airport (KCHS), located in Charleston, 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 46 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
Charleston International Airport
ICAO / IATA
KCHS / CHS
Municipality
Charleston
Country
Region
US-SC — South Carolina
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
46 ft
Official Website
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 15 / 33
ILS EQUIPPEDLIGHTED
Runway Length: 9,001 ft / 2,744 m
Runway Width: 200 ft / 61 m
Surface Type: Concrete
Heading: 147.4° / 327.4°
Runway Width: 200 ft / 61 m
Surface Type: Concrete
Heading: 147.4° / 327.4°
RWY 15 (147.4°)
109.70 MHz
IDENT: CHS | CRS: 154°
RWY 33 (327.4°)
108.90 MHz
IDENT: CCI | CRS: 334°
Runway 03 / 21
LIGHTED
Runway Length: 7,004 ft / 2,135 m
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 24.4° / 204.4°
Runway Width: 150 ft / 46 m
Surface Type: Asphalt
Heading: 24.4° / 204.4°
RWY 03 (24.4°)
No ILS / Visual Only
RWY 21 (204.4°)
No ILS / Visual Only
APP APP
30.69 MHz
APP APP
119.30 MHz
ATIS ATIS
124.75 MHz
CLD CLNC DEL
118.00 MHz
DEP DEP
120.70 MHz
GND GND
121.90 MHz
PMSV PMSV METRO
34.46 MHz
POST CONSOLIDATED COMD
134.10 MHz
PTD PTD
37.22 MHz
RDO ANDERSON RDO
122.20 MHz
TWR TWR
126.00 MHz
UNIC UNICOM
122.95 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026