AirportLookupSim Database

Reference only — not for real-world navigation.

KFLD

Fond du Lac County Airport · Fond du Lac

Key Facts

Essential technical summary for MSFS 2020/2024 and X-Plane.

ILS Approach StatusILS FREQUENCIES VERIFIED ✅

Field Elevation

808 ft / 246 m

Transition Altitude

18,000 ft

Primary Channel

RDO 122.50 MHz (GREEN BAY RDO)

Live Conversion

inHg

hPa

Details Runways Frequencies Navaids Nearby

Runway Summary (Quick-Links)

18/36 · 5,941 ft · AsphaltLIGHTED 09/27 · 3,602 ft · AsphaltLIGHTED

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Welcome to the technical flight briefing for Fond du Lac County Airport (KFLD), located in Fond du Lac, 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 808 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.

Airport Details

Full geographical and organizational metadata.

Full Name

Fond du Lac County Airport

ICAO / IATA

KFLD / FLD

Municipality

Fond du Lac

Country

US — United States

Region

US-WI — Wisconsin

GPS Coordinates

📍 43.771198, -88.488403 🗺️

Transition Altitude

18,000 ft

Elevation

808 ft

Official Website

Wikipedia

Pilot Toolbox

External charts, live tracking and weather reports.

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Runways & ILS Approach Data

Detailed dimensions and instrument landing frequencies.

Runway 18 / 36

ILS EQUIPPEDLIGHTED

Runway Length: 5,941 ft / 1,811 m
Runway Width: 100 ft / 30 m
Surface Type: Asphalt
Heading: 180° / 360°

RWY 18 (180°)

No ILS / Visual Only

RWY 36 (360°)

108.30 MHz

IDENT: FLD | CRS: 2°

Runway 09 / 27

LIGHTED

Runway Length: 3,602 ft / 1,098 m
Runway Width: 75 ft / 23 m
Surface Type: Asphalt
Heading: 92° / 272°

RWY 09 (92°)

No ILS / Visual Only

RWY 27 (272°)

No ILS / Visual Only

Nearby Navaids

Ground-based navigation aids (VOR, NDB, DME) in the vicinity or associated with this airport.

FLD · NDB (Fond Du Lac)248 kHz

43.769501, -88.484596 · 0 ft

OS · NDB (Pober)395 kHz

43.873901, -88.557602 · 0 ft

OSH · VORTAC (Oshkosh)111,800 kHz

43.990398, -88.555901 · 780 ft

Communication Frequencies

Air traffic control and advisory channels.

ASOS ASOS

134.00 MHz

CNTR CHICAGO CNTR

127.00 MHz

RDO GREEN BAY RDO

122.50 MHz

UNIC CTAF/UNICOM

122.80 MHz

Nearby Airports

Alternative airports in the vicinity (km & nm).

Wittman Regional Airport

Appleton International Airport

Austin Straubel International Airport

Dane County Regional Truax Field

General Mitchell International Airport

Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026