How far is Sydney from Washington D.C.?

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

Distance from Washington D.C. to Sydney

There are several ways to calculate the distance from Washington D.C. to Sydney. 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 Washington D.C. to Sydney?

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

What is the time difference between Washington D.C. and Sydney?

The time difference between Washington D.C. and Sydney is 16 hours. Sydney is 16 hours ahead of Washington D.C..

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

On average, flying from Washington D.C. to Sydney 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 Washington D.C. to Sydney

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

Airport information

Origin	Washington Dulles International Airport
City:	Washington D.C.
Country:	United States
IATA Code:	IAD
ICAO Code:	KIAD
Coordinates:	38°56′40″N, 77°27′20″W

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