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How far is Washington D.C. from Sydney?

The distance between Sydney (Sydney Airport) and Washington D.C. (Washington Dulles International Airport) is 9743 miles / 15680 kilometers / 8467 nautical miles.

Sydney Airport – Washington Dulles International Airport

Distance arrow
9743
Miles
Distance arrow
15680
Kilometers
Distance arrow
8467
Nautical miles
Flight time duration
18 h 56 min
CO2 emission
1 261 kg

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Distance from Sydney to Washington D.C.

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

Vincenty's formula (applied above)
  • 9743.215 miles
  • 15680.184 kilometers
  • 8466.622 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
  • 9743.766 miles
  • 15681.072 kilometers
  • 8467.102 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 Sydney to Washington D.C.?

The estimated flight time from Sydney Airport to Washington Dulles International Airport is 18 hours and 56 minutes.

Flight carbon footprint between Sydney Airport (SYD) and Washington Dulles International Airport (IAD)

On average, flying from Sydney to Washington D.C. generates about 1 261 kg of CO2 per passenger, and 1 261 kilograms equals 2 781 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between Sydney Airport (SYD) and Washington Dulles International Airport (IAD).

Airport information

Origin Sydney Airport
City: Sydney
Country: Australia Flag of Australia
IATA Code: SYD
ICAO Code: YSSY
Coordinates: 33°56′45″S, 151°10′37″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