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Distance between Washington D.C. (IAD) and Seoul (ICN)

Flight distance from Washington D.C. to Seoul (Washington Dulles International Airport – Seoul Incheon International Airport) is 6959 miles / 11199 kilometers / 6047 nautical miles. Estimated flight time is 13 hours 40 minutes.

Washington D.C. – Seoul

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6959
Miles
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11199
Kilometers
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6047
Nautical miles

How far is Seoul from Washington D.C.?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common 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 earth.

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).

Flight Duration

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

Time difference

The time difference between Washington D.C. and Seoul is 14 hours. Seoul is 14 hours ahead of Washington D.C..
Washington D.C. time to Seoul time converter

Carbon dioxide emissions

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

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

Shortest flight path between Washington Dulles International Airport (IAD) and Seoul Incheon International Airport (ICN).

Airport information

Origin 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
Destination 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

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

Delta Air Lines
Korean Air