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KCHS

CHS

Charleston International Airport · Charleston

Key Facts

Technical summary and operational standards.

ILS Approach StatusILS FREQUENCIES VERIFIED ✅

Field Elevation

46 ft / 14 m

Transition Altitude

18,000 ft

Primary Channel

TWR 126.00 MHz (TWR)

Runway Summary

15/339,001 ftConcreteLIGHTED

03/217,004 ftAsphaltLIGHTED

Details Runways Frequencies Navaids Nearby

Mission Briefing & Tools

Direct calculators and pre-filled resources for this airport.

SkyVector FlightAware Live METAR Satellite

Less math, more flying. Did this save your approach? 🛬

Briefing for Charleston International Airport (KCHS), United States. This facility features 2 active runways with an elevation of 46 ft. Verified ILS frequencies are available for precision approaches.Maintain a Transition Altitude of 18,000 ft for altimeter reset.

Airport Details

Full geographical and organizational metadata.

Full Name

Charleston International Airport

ICAO / IATA

KCHS / CHS

Municipality

Charleston

Country

Region

US-SC

GPS Coordinates

32.898602, -80.040497

Transition Altitude

18,000 ft

Official Website

Wikipedia

Runways & ILS Approach Data

Detailed dimensions and verified landing frequencies.

Runway 15 / 33

ILSLIGHTED

Crosswind 15 Crosswind 33 TOD VDP

Length: 9,001 ft / 2,744 m
Surface: Concrete
Heading: 147.4° / 327.4°

RWY 15

109.70 MHz

ID: CHS | CRS: 154°

RWY 33

108.90 MHz

ID: CCI | CRS: 334°

Runway 03 / 21

LIGHTED

Crosswind 03 Crosswind 21 TOD VDP

Length: 7,004 ft / 2,135 m
Surface: Asphalt
Heading: 24.4° / 204.4°

RWY 03

No ILS

RWY 21

No ILS

Nearby Navaids

VOR, NDB, DME stations in the vicinity.

DYB · NDB (Dorchester Co)365 kHz

100 ft · Associated: None
33.061298, -80.277298

JZI · NDB (Johns Island)283 kHz

16 ft · Associated: None
32.701500, -80.005798

MKS · NDB (Moncks Corner)354 kHz

70 ft · Associated: None
33.191002, -80.033401

CH · NDB (Ashly)329 kHz

36 ft · Associated: KCHS
32.976299, -80.097504

CHS · VORTAC (Charleston)113,500 kHz

39 ft · Associated: KCHS
32.894299, -80.037804

Communication Frequencies

ATC and advisory channels.

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

Nearby Airports

Alternatives in the vicinity.

Beaufort MCAS - Merritt Field

Hilton Head Airport

Orangeburg Municipal Airport

Shaw Air Force Base

Mc Entire Joint National Guard Base

Data Source: OurAirports · Technical Briefing Jan 2026
ILS Data Source: AIP / FAA NASR Cycle Verified