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KIAD

IAD

Washington Dulles International Airport · Dulles

Key Facts

Technical summary and operational standards.

ILS Approach StatusILS FREQUENCIES VERIFIED ✅

Field Elevation

312 ft / 95 m

Transition Altitude

18,000 ft

Primary Channel

TWR 120.10 MHz (TWR)

Runway Summary

01C/19C11,501 ftCONC-GLIGHTED

01R/19L11,500 ftConcreteLIGHTED

12/3010,501 ftConcreteLIGHTED

Details Runways Frequencies Navaids Nearby

Mission Briefing & Tools

Direct calculators and pre-filled resources for this airport.

SkyVector FlightAware Live METAR Satellite

Less math, more flying. Did this save your approach? 🛬

Briefing for Washington Dulles International Airport (KIAD), United States. This facility features 4 active runways with an elevation of 312 ft. Verified ILS frequencies are available for precision approaches.Maintain a Transition Altitude of 18,000 ft for altimeter reset.

Airport Details

Full geographical and organizational metadata.

Full Name

Washington Dulles International Airport

ICAO / IATA

KIAD / IAD

Municipality

Dulles

Country

Region

US-VA

GPS Coordinates

38.944500, -77.455803

Transition Altitude

18,000 ft

Official Website

Wikipedia

Runways & ILS Approach Data

Detailed dimensions and verified landing frequencies.

Runway 01C / 19C

ILSLIGHTED

Crosswind 01C Crosswind 19C TOD VDP

Length: 11,501 ft / 3,506 m
Surface: CONC-G
Heading: 1° / 181°

RWY 01C

111.30 MHz

ID: OSZ | CRS: 11°

RWY 19C

111.30 MHz

ID: DLX | CRS: 191°

Runway 01R / 19L

ILSLIGHTED

Crosswind 01R Crosswind 19L TOD VDP

Length: 11,500 ft / 3,505 m
Surface: Concrete
Heading: 0.7° / 180.7°

RWY 01R

110.10 MHz

ID: IAD | CRS: 11°

RWY 19L

110.10 MHz

ID: SGC | CRS: 191°

Runway 12 / 30

ILSLIGHTED

Crosswind 12 Crosswind 30 TOD VDP

Length: 10,501 ft / 3,201 m
Surface: Concrete
Heading: 110.6° / 290.6°

RWY 12

109.30 MHz

ID: AJU | CRS: 121°

RWY 30

No ILS

Runway 01L / 19R

ILSLIGHTED

Crosswind 01L Crosswind 19R TOD VDP

Length: 9,400 ft / 2,865 m
Surface: Concrete
Heading: 1° / 181°

RWY 01L

110.75 MHz

ID: OIU | CRS: 11°

RWY 19R

110.75 MHz

ID: ISU | CRS: 191°

Nearby Navaids

VOR, NDB, DME stations in the vicinity.

GAI · NDB (Gaithersburg)385 kHz

540 ft · Associated: None
39.169701, -77.165901

IA · NDB (Tille)346 kHz

0 ft · Associated: KIAD
38.847198, -77.437798

AML · VORTAC (Armel)113,500 kHz

297 ft · Associated: KIAD
38.934601, -77.466698

GTN · NDB (Georgetown)323 kHz

0 ft · Associated: KDCA
38.929901, -77.124199

DCA · VOR-DME (Washington)111,000 kHz

9 ft · Associated: KDCA
38.859501, -77.036400

Communication Frequencies

ATC and advisory channels.

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

Nearby Airports

Alternatives in the vicinity.

Manassas Regional Airport/Harry P. Davis Field

Davison Army Air Field

Ronald Reagan Washington National Airport

Quantico Marine Corps Airfield / Turner Field

Joint Base Andrews

Data Source: OurAirports · Technical Briefing Jan 2026
ILS Data Source: AIP / FAA NASR Cycle Verified