How is the flight distance measured?

Flight distances are measured as the great-circle (straight-line) distance between airports. Actual flight paths may be slightly longer due to air traffic routing and weather avoidance.

How long does the flight from Chicago to Sydney take?

Flight time depends on the exact route and aircraft, but at roughly 14,862 km the typical non-stop flight takes 1–10 hours. Check the flight duration page for the exact average.

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Flight Distance: Chicago to Sydney

14,862

Kilometres (km)

9,235

Miles (mi)

8,025

Nautical miles

About this flight distance

The great circle distance from Chicago to Sydney is approximately 14,862 km. The typical flight time is 17h 59m.

This is the shortest possible distance between the two cities as the crow flies. Real flight paths are often slightly longer due to air traffic control routing, weather, and airspace restrictions.

Related route pages

→Direct flights Chicago to Sydney →Flight duration Chicago to Sydney →Cheapest day to fly Chicago to Sydney →Flights Chicago to Sydney

Nearby airports

Near Chicago

Chicago Midway International Airport (MDW)25 km
Gary Chicago International Airport (GYY)57 km
Michigan City Municipal Airport (MGC)95 km

Frequently Asked Questions

The great-circle distance from Chicago to Sydney is approximately 14,862 km (9,235 miles).