Back to CalculatorRoute ID: IAD-GMP
Flight Distance from Dulles (IAD) to Seoul (GMP)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
IADKIAD
Dulles, United States
Washington Dulles International Airport
Great Circle Path
11,154 km6,931 miles • 6,023 NM
Destination Airport
RKSSGMP
Seoul, South Korea
Seoul Gimpo International Airport
Direct Distance
11,154 km
6,931 Statute Miles
6,023 Nautical Miles
Commercial Flight
13h 37m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
1,004 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
341° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
13h 37m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
12h 37m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
21h 57m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🇺🇸 United States→🇰🇷 South Korea
This information is provided for general guidance only and does not replace official verification with an embassy, consulate, or the IATA Travel Centre before you travel.
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Flight Path & Geodetic Arc Map
Great Circle Flight Arc Path
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Departure Airport Specs
Washington Dulles International Airport (IAD)
- City / Country: Dulles, United States
- ICAO Code: KIAD
- Coordinates: 38.9445°, -77.4558°
- Timezone: America/New_York
- Elevation: 312 ft
Arrival Airport Specs
Seoul Gimpo International Airport (GMP)
- City / Country: Seoul, South Korea
- ICAO Code: RKSS
- Coordinates: 37.5583°, 126.7910°
- Timezone: Asia/Seoul
- Elevation: 59 ft
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