Seoul Gimpo International Airport
Seoul, Seoul-teukbyeolsi (Seoul Special City) (South Korea)
IATA: GMP ICAO: RKSS
Longest Active Runway
11,811 ft
3,600 meters
Field Elevation
59 ft
18 m MSL
Runway Inventory
2 active
Lighted / Paved
Coordinates & Class
37.5583°, 126.7910°
LARGE AIRPORT
🏆
Derived Facts, National & Global Rankings
National Runway Rank
#2 in South Korea
Out of 26 commercial aerodromes
Global Runway Rank
#387 Worldwide
Top 5.2% percentile
Elevation Ranking
#5747 MSL
Top 79.0% percentile
vs Large Airport Median
+18.1%
Compared to 10,000 ft baseline
💡 Database Insight: Seoul Gimpo International Airport's longest active runway measures 11,811 ft (3,600 m). It ranks as the #2 longest runway in South Korea and #387 worldwide among indexed commercial aerodromes.
🛫 Physical Runway Inventory & Surface Engineering
| Runway Designator | Length (ft / m) | Width (ft / m) | Surface Material | Lighting | Status |
|---|---|---|---|---|---|
| 14L/32R | 11,811 ft (3600m) | 148 ft (45m) | Asphalt (ASP) | ✅ Lighted | ✅ Active |
| 14R/32L | 10,499 ft (3200m) | 197 ft (60m) | Asphalt (ASP) | ✅ 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 |
|---|---|---|---|---|
| Incheon International Airport (Seoul) | ICN | 17.1 NM (31.7 km) | 13,123 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/gmp.json ↗