Reference only — not for real-world navigation.
KGSP
Greenville Spartanburg International Airport · Greer
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
964 ft / 294 m
Transition Altitude
18,000 ft
Primary Channel
TWR 120.10 MHz (GREER TWR)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
04/22 · 11,000 ft · PEMLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Greenville Spartanburg International Airport (KGSP), located in Greer, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 1 active runway with a maximum elevation of 964 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
Greenville Spartanburg International Airport
ICAO / IATA
KGSP / GSP
Municipality
Greer
Country
Region
US-SC — South Carolina
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
964 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 04 / 22
ILS EQUIPPEDLIGHTED
Runway Length: 11,000 ft / 3,353 m
Runway Width: 150 ft / 46 m
Surface Type: PEM
Heading: 32.2° / 212.2°
Runway Width: 150 ft / 46 m
Surface Type: PEM
Heading: 32.2° / 212.2°
RWY 04 (32.2°)
109.30 MHz
IDENT: GSP | CRS: 38°
RWY 22 (212.2°)
110.70 MHz
IDENT: LMJ | CRS: 218°
A/D GREER APP/DEP
120.60 MHz
ATIS ATIS
134.25 MHz
CTAF CTAF
120.10 MHz
GND GREER GND
121.90 MHz
TWR GREER TWR
120.10 MHz
UNIC UNICOM
122.95 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026