Reference only — not for real-world navigation.
KIAD
Washington Dulles International Airport · Dulles
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
312 ft / 95 m
Transition Altitude
18,000 ft
Primary Channel
TWR 120.10 MHz (TWR)
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 Washington Dulles International Airport (KIAD), located in Dulles, United States. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 4 active runways with a maximum elevation of 312 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
Washington Dulles International Airport
ICAO / IATA
KIAD / IAD
Municipality
Dulles
Country
Region
US-VA — Virginia
GPS Coordinates
Transition Altitude
18,000 ft
Elevation
312 ft
Official Website
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 01C / 19C
ILS EQUIPPEDLIGHTED
Runway Length: 11,501 ft / 3,506 m
Runway Width: 150 ft / 46 m
Surface Type: CONC-G
Heading: 1° / 181°
Runway Width: 150 ft / 46 m
Surface Type: CONC-G
Heading: 1° / 181°
RWY 01C (1°)
111.30 MHz
IDENT: OSZ | CRS: 11°
RWY 19C (181°)
111.30 MHz
IDENT: DLX | CRS: 191°
Runway 01R / 19L
ILS EQUIPPEDLIGHTED
Runway Length: 11,500 ft / 3,505 m
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 0.7° / 180.7°
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 0.7° / 180.7°
RWY 01R (0.7°)
110.10 MHz
IDENT: IAD | CRS: 11°
RWY 19L (180.7°)
110.10 MHz
IDENT: SGC | CRS: 191°
Runway 12 / 30
ILS EQUIPPEDLIGHTED
Runway Length: 10,501 ft / 3,201 m
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 110.6° / 290.6°
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 110.6° / 290.6°
RWY 12 (110.6°)
109.30 MHz
IDENT: AJU | CRS: 121°
RWY 30 (290.6°)
No ILS / Visual Only
Runway 01L / 19R
ILS EQUIPPEDLIGHTED
Runway Length: 9,400 ft / 2,865 m
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 1° / 181°
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 1° / 181°
RWY 01L (1°)
110.75 MHz
IDENT: OIU | CRS: 11°
RWY 19R (181°)
110.75 MHz
IDENT: ISU | CRS: 191°
APP POTOMAC APP
120.45 MHz
ATIS ATIS
134.85 MHz
CLD CLNC DEL
135.70 MHz
DEP POTOMAC DEP
125.05 MHz
GND GND
121.90 MHz
RCO ARMEL RCO
113.50 MHz
RMP RAMP CON
129.55 MHz
TWR TWR
120.10 MHz
UNIC UNICOM
122.95 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: FAA NASR · Cycle: Jan 2026