Air Miles Calculator logo

How far is Washington D.C. from Seoul?

The distance between Seoul (Seoul Incheon International Airport) and Washington D.C. (Washington Dulles International Airport) is 6959 miles / 11199 kilometers / 6047 nautical miles.

Seoul Incheon International Airport – Washington Dulles International Airport

Distance arrow
6959
Miles
Distance arrow
11199
Kilometers
Distance arrow
6047
Nautical miles

Search flights

Distance from Seoul to Washington D.C.

There are several ways to calculate the distance from Seoul to Washington D.C.. Here are two standard methods:

Vincenty's formula (applied above)
  • 6958.698 miles
  • 11198.940 kilometers
  • 6046.944 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 6943.509 miles
  • 11174.495 kilometers
  • 6033.745 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Seoul to Washington D.C.?

The estimated flight time from Seoul Incheon International Airport to Washington Dulles International Airport is 13 hours and 40 minutes.

Flight carbon footprint between Seoul Incheon International Airport (ICN) and Washington Dulles International Airport (IAD)

On average, flying from Seoul to Washington D.C. generates about 849 kg of CO2 per passenger, and 849 kilograms equals 1 872 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seoul to Washington D.C.

See the map of the shortest flight path between Seoul Incheon International Airport (ICN) and Washington Dulles International Airport (IAD).

Airport information

Origin Seoul Incheon International Airport
City: Seoul
Country: South Korea Flag of South Korea
IATA Code: ICN
ICAO Code: RKSI
Coordinates: 37°27′36″N, 126°26′26″E
Destination Washington Dulles International Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: IAD
ICAO Code: KIAD
Coordinates: 38°56′40″N, 77°27′20″W

Airlines flying from Seoul (ICN) to Washington D.C. (IAD)

Delta Air Lines
Korean Air