How far is Sydney from Washington D.C.?

The distance between Washington D.C. (Ronald Reagan Washington National Airport) and Sydney (Sydney Airport) is 9765 miles / 15715 kilometers / 8485 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)

• 9764.653 miles
• 15714.686 kilometers
• 8485.251 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

• 9765.117 miles
• 15715.432 kilometers
• 8485.654 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 Ronald Reagan Washington National Airport to Sydney Airport is 18 hours and 59 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 Ronald Reagan Washington National Airport (DCA) and Sydney Airport (SYD)

On average, flying from Washington D.C. to Sydney generates about 1 265 kg of CO2 per passenger, and 1 265 kilograms equals 2 788 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 Ronald Reagan Washington National Airport (DCA) and Sydney Airport (SYD).

Airport information

Origin	Ronald Reagan Washington National Airport
City:	Washington D.C.
Country:	United States
IATA Code:	DCA
ICAO Code:	KDCA
Coordinates:	38°51′7″N, 77°2′15″W

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