Reference only — not for real-world navigation.
KOTM
Ottumwa Regional Airport · Ottumwa
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
845 ft / 258 m
Transition Altitude
18,000 ft
Primary Channel
CNTR 118.15 MHz (CHICAGO CNTR)
Live Conversion
inHg
hPa
Flight Planning
Quick Jump to Next Destination
Tip: Search your next airport to quickly compare ILS data.
Welcome to the technical flight briefing for Ottumwa Regional Airport (KOTM), located in Ottumwa, 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 845 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
Ottumwa Regional Airport
ICAO / IATA
KOTM / OTM
Municipality
Ottumwa
Country
Region
US-IA — Iowa
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
845 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 13 / 31
ILS EQUIPPEDLIGHTED
Runway Length: 5,885 ft / 1,794 m
Runway Width: 150 ft / 46 m
Surface Type: PEM
Heading: 135° / 315°
Runway Width: 150 ft / 46 m
Surface Type: PEM
Heading: 135° / 315°
RWY 13 (135°)
No ILS / Visual Only
RWY 31 (315°)
109.50 MHz
IDENT: OTM | CRS: 316°
Runway 04 / 22
LIGHTED
Runway Length: 5,178 ft / 1,578 m
Runway Width: 200 ft / 61 m
Surface Type: Asphalt
Heading: 45° / 225°
Runway Width: 200 ft / 61 m
Surface Type: Asphalt
Heading: 45° / 225°
RWY 04 (45°)
No ILS / Visual Only
RWY 22 (225°)
No ILS / Visual Only
ASOS ASOS
124.17 MHz
CNTR CHICAGO CNTR
118.15 MHz
RDO FORT DODGE RDO
122.40 MHz
UNIC CTAF/UNICOM
123.00 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026