Washington, Dist. of Columbia
KIAD Washington Dulles Intl
Washington Dulles Intl (KIAD) is a towered, public-use airport in Washington, Dist. of Columbia, at 312.3 ft MSL. It has 4 runways: 01C/19C (11,500 by 150 ft, concrete), 01L/19R (9,400 by 150 ft, concrete), 01R/19L (11,500 by 150 ft, concrete), 12/30 (10,501 by 150 ft, concrete).
FAA NASR data effective Oct 29, 2026. Not for navigation; verify with current FAA charts and the Chart Supplement.
Airport
At a glance
- Identifiers
- ICAO KIAD, FAA IAD
- Location
- Washington, Dist. of Columbia (Loudoun County). 20 NM W of the city center
- Elevation
- 312.3 ft MSL
- Position
- 38.9475° N, 77.4599° W
- Control tower
- Yes (ATCT)
- Sectional chart
- Washington
- Magnetic variation
- 10° W (2000)
- Fuel
- 100LL, Jet A
- Ownership
- Publicly owned, open to the public
- Attendance
- Daily ALL
4 runways
Runways
| Runway | Length × width | Surface | Edge lights |
|---|---|---|---|
| 01C/19C | 11,500 × 150 ft | Concrete, excellent condition | High intensity |
| 01L/19R | 9,400 × 150 ft | Concrete, excellent condition | High intensity |
| 01R/19L | 11,500 × 150 ft | Concrete, good condition | High intensity |
| 12/30 | 10,501 × 150 ft | Concrete, good condition | High intensity |
Runway ends and traffic pattern
| End | Pattern | Glide slope lights | Instrument | Displaced threshold | Landing distance |
|---|---|---|---|---|---|
| 01C | Left traffic | 4-light PAPI, left | ILS | None listed | 11,500 ft |
| 19C | Left traffic | 4-light PAPI, right | ILS | None listed | 11,089 ft |
| 01L | Not stated | 4-light PAPI, left | ILS/DME | None listed | 9,400 ft |
| 19R | Not stated | 4-light PAPI, left | ILS/DME | None listed | 9,400 ft |
| 01R | Left traffic | 4-light PAPI, right | ILS/DME | None listed | 11,500 ft |
| 19L | Left traffic | 4-light PAPI, left | ILS/DME | None listed | 11,500 ft |
| 12 | Left traffic | 4-light PAPI, right | ILS | None listed | 10,501 ft |
| 30 | Left traffic | 4-light PAPI, left | None listed | None listed | 10,501 ft |
VHF
Frequencies
- ATIS
- 134.85
- "Dulles". Hours 24
- UNICOM
- 122.95
- Tower
- 120.1
- "Dulles". Sector RWY 01R/19L. Hours 24
- Tower
- 120.25
- "Dulles". Sector RWY 01C/19C. Hours 24
- Tower
- 134.425
- "Dulles". Sector RWY 01L/19R, RWY 12/30. Hours 24
- Ground
- 121.625
- "Dulles". Sector WEST. Hours 24
- Ground
- 121.9
- "Dulles". Sector EAST. Hours 24
- Clearance delivery
- 135.7
- "Dulles". Hours 24
- Approach / departure
- 120.45
- "Potomac". Sector 241-330
- Approach / departure
- 125.05
- "Potomac". Sector 300-010
- Approach / departure
- 126.1
- "Potomac". Sector 331-090
- Approach / departure
- 126.65
- "Potomac". Sector 190-300
- Approach / departure
- 128.525
- "Potomac". Sector 091-240
Weather station
- ASOS IAD
- 134.85
Before you go
Brief KIAD in Ascent EFB.
Current weather, NOTAMs and the airport diagram for Washington Dulles Intl, in the app on iPhone and iPad.
Not for navigation. Verify with current FAA charts and the Chart Supplement before flight.
Source: FAA NASR 28-day subscription, cycle effective Oct 29, 2026. Airport data changes every 28 days and NOTAMs can override it at any time.