Reference only — not for real-world navigation.
KDKX
Knoxville Downtown Island Airport · Knoxville
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
833 ft / 254 m
Transition Altitude
18,000 ft
Primary Channel
CTAF 126.60 MHz (CTAF)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
08/26 · 3,497 ft · AsphaltLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Knoxville Downtown Island Airport (KDKX), located in Knoxville, 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 833 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
Knoxville Downtown Island Airport
ICAO / IATA
KDKX / —
Municipality
Knoxville
Country
Region
US-TN — Tennessee
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
833 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 08 / 26
ILS EQUIPPEDLIGHTED
Runway Length: 3,497 ft / 1,066 m
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 75.1° / 255.1°
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 75.1° / 255.1°
RWY 08 (75.1°)
No ILS / Visual Only
RWY 26 (255.1°)
111.30 MHz
IDENT: DKX | CRS: 260°
A/D APP/DEP
123.90 MHz
AWOS AWOS 3
125.38 MHz
CLD CLNC DEL
121.70 MHz
CTAF CTAF
126.60 MHz
UNIC UNICOM
122.95 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026