Calculations with different methods
- 4714.432 miles
- 7587.143 kilometers
- 4096.729 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 4701.584 miles
- 7566.466 kilometers
- 4085.565 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from O'Hare International Airport (ORD) to Vienna International Airport (VIE) is 9 hours 25 minutes.
Time difference and current local times
The time difference between Chicago and Vienna is 7 hours. Vienna is 7 hours ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 582 kg (1 283 pounds).
Chicago to Vienna flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Vienna (VIE).