How far is Sierra Vista from Chicago?
There are several ways to calculate distances between Chicago and Sierra Vista. Here are two common methods:Vincenty's formula (applied above)
- 1429.614 miles
- 2300.740 kilometers
- 1242.300 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
- 1427.854 miles
- 2297.908 kilometers
- 1240.771 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).
Estimated flight time from O'Hare International Airport (ORD) to Sierra Vista Municipal Airport (FHU) is 3 hours 12 minutes.
Time difference and current local times
The time difference between Chicago and Sierra Vista is 1 hour. Sierra Vista is 1 hour behind Chicago.
Sierra Vista, AZ
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 177 kg (391 pounds).
Chicago to Sierra Vista flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Sierra Vista (FHU).