Reference only — not for real-world navigation.
KM91
Springfield Robertson County Airport · Springfield
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
706 ft / 215 m
Transition Altitude
18,000 ft
Primary Channel
A/D 119.35 MHz (NASHVILLE APP/DEP)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
04/22 · 5,006 ft · AsphaltLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Springfield Robertson County Airport (KM91), located in Springfield, 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 706 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
Springfield Robertson County Airport
ICAO / IATA
KM91 / —
Municipality
Springfield
Country
Region
US-TN — Tennessee
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
706 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 04 / 22
ILS EQUIPPEDLIGHTED
Runway Length: 5,006 ft / 1,526 m
Runway Width: 100 ft / 30 m
Surface Type: Asphalt
Heading: 33.6° / 213.6°
Runway Width: 100 ft / 30 m
Surface Type: Asphalt
Heading: 33.6° / 213.6°
RWY 04 (33.6°)
109.70 MHz
IDENT: ONE | CRS: 36°
RWY 22 (213.6°)
No ILS / Visual Only
A/D NASHVILLE APP/DEP
119.35 MHz
AWOS AWOS 3
120.67 MHz
UNIC CTAF/UNICOM
123.00 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026