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How far is Cologne from Washington D.C.?

The distance between Washington D.C. (Washington Dulles International Airport) and Cologne (Cologne Bonn Airport) is 4000 miles / 6437 kilometers / 3476 nautical miles.

Washington Dulles International Airport – Cologne Bonn Airport

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4000
Miles
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6437
Kilometers
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3476
Nautical miles

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Distance from Washington D.C. to Cologne

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

Vincenty's formula (applied above)
  • 3999.875 miles
  • 6437.175 kilometers
  • 3475.796 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
  • 3989.423 miles
  • 6420.354 kilometers
  • 3466.714 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 Washington D.C. to Cologne?

The estimated flight time from Washington Dulles International Airport to Cologne Bonn Airport is 8 hours and 4 minutes.

Flight carbon footprint between Washington Dulles International Airport (IAD) and Cologne Bonn Airport (CGN)

On average, flying from Washington D.C. to Cologne generates about 456 kg of CO2 per passenger, and 456 kilograms equals 1 006 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 Cologne

See the map of the shortest flight path between Washington Dulles International Airport (IAD) and Cologne Bonn Airport (CGN).

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 Cologne Bonn Airport
City: Cologne
Country: Germany Flag of Germany
IATA Code: CGN
ICAO Code: EDDK
Coordinates: 50°51′57″N, 7°8′33″E