Washington Dulles International Airport
Dulles, Virginia (United States)
IATA: IAD ICAO: KIAD
Longest Active Runway
11,500 ft
3,505 meters
Field Elevation
312 ft
95 m MSL
Runway Inventory
4 active
Lighted / Paved
Coordinates & Class
38.9445°, -77.4558°
LARGE AIRPORT
🏆
Derived Facts, National & Global Rankings
National Runway Rank
#93 in United States
Out of 2020 commercial aerodromes
Global Runway Rank
#429 Worldwide
Top 5.7% percentile
Elevation Ranking
#4054 MSL
Top 56.2% percentile
vs Large Airport Median
+15%
Compared to 10,000 ft baseline
💡 Database Insight: Washington Dulles International Airport's longest active runway measures 11,500 ft (3,505 m). It ranks as the #93 longest runway in United States and #429 worldwide among indexed commercial aerodromes.
🛫 Physical Runway Inventory & Surface Engineering
| Runway Designator | Length (ft / m) | Width (ft / m) | Surface Material | Lighting | Status |
|---|---|---|---|---|---|
| 01R/19L | 11,500 ft (3505m) | 150 ft (46m) | Concrete (CON) | ✅ Lighted | ✅ Active |
| 01C/19C | 11,500 ft (3505m) | 150 ft (46m) | CONC-G | ✅ Lighted | ✅ Active |
| 12/30 | 10,501 ft (3201m) | 150 ft (46m) | Concrete (CON) | ✅ Lighted | ✅ Active |
| 01L/19R | 9,400 ft (2865m) | 150 ft (46m) | Concrete (CON) | ✅ Lighted | ✅ Active |
🧭 Comparative Aerodromes (100 NM Radius, ≥5,000 ft Paved)
Great-circle Haversine spatial proximity matching for commercial facilities with paved runway capacity within 100 NM.
| Aerodrome Name | IATA | Distance | Longest Runway | Lighting |
|---|---|---|---|---|
| Baltimore/Washington International Thurgood Marshall Airport (Baltimore) | BWI | 39.2 NM (72.6 km) | 10,503 ft | ✅ Lighted |
🛡️ Data Provenance & Verification Metadata
Source Dataset: OurAirports Open Aviation Database
Snapshot Version: 2026-09-01
Verification Method: SHA-256 Checksum Lock
Calculation Model: Haversine Great-Circle
Machine-readable endpoint:
GET /api/airport/iad.json ↗