How far is Chicago, IL, from Sydney?

The distance between Sydney (Sydney Airport) and Chicago (Chicago O'Hare International Airport) is 9232 miles / 14857 kilometers / 8022 nautical miles.

Distance from Sydney to Chicago

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

Vincenty's formula (applied above)

• 9231.960 miles
• 14857.399 kilometers
• 8022.354 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

• 9234.938 miles
• 14862.192 kilometers
• 8024.942 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 Chicago?

The estimated flight time from Sydney Airport to Chicago O'Hare International Airport is 17 hours and 58 minutes.

What is the time difference between Sydney and Chicago?

The time difference between Sydney and Chicago is 17 hours. Chicago is 17 hours behind Sydney.

Flight carbon footprint between Sydney Airport (SYD) and Chicago O'Hare International Airport (ORD)

On average, flying from Sydney to Chicago generates about 1 183 kg of CO2 per passenger, and 1 183 kilograms equals 2 607 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Sydney to Chicago

See the map of the shortest flight path between Sydney Airport (SYD) and Chicago O'Hare International Airport (ORD).

Airport information

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

Destination	Chicago O'Hare International Airport
City:	Chicago, IL
Country:	United States
IATA Code:	ORD
ICAO Code:	KORD
Coordinates:	41°58′42″N, 87°54′17″W