How far is Sydney from Chicago, IL?
The distance between Chicago (Chicago O'Hare International Airport) and Sydney (Sydney/J.A. Douglas McCurdy Airport) is 1409 miles / 2267 kilometers / 1224 nautical miles.
The driving distance from Chicago (ORD) to Sydney (YQY) is 1798 miles / 2894 kilometers, and travel time by car is about 34 hours 22 minutes.
Chicago O'Hare International Airport – Sydney/J.A. Douglas McCurdy Airport
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Distance from Chicago to Sydney
There are several ways to calculate the distance from Chicago to Sydney. Here are two standard methods:
Vincenty's formula (applied above)- 1408.758 miles
- 2267.176 kilometers
- 1224.177 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- 1405.111 miles
- 2261.307 kilometers
- 1221.008 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 Chicago to Sydney?
The estimated flight time from Chicago O'Hare International Airport to Sydney/J.A. Douglas McCurdy Airport is 3 hours and 10 minutes.
What is the time difference between Chicago and Sydney?
The time difference between Chicago and Sydney is 2 hours. Sydney is 2 hours ahead of Chicago.
Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Sydney/J.A. Douglas McCurdy Airport (YQY)
On average, flying from Chicago to Sydney generates about 174 kg of CO2 per passenger, and 174 kilograms equals 383 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Chicago to Sydney
See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Sydney/J.A. Douglas McCurdy Airport (YQY).
Airport information
| Origin | 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 |
| Destination | Sydney/J.A. Douglas McCurdy Airport |
|---|---|
| City: | Sydney |
| Country: | Canada  |
| IATA Code: | YQY |
| ICAO Code: | CYQY |
| Coordinates: | 46°9′41″N, 60°2′52″W |