How far is Chicago from Santa Ana?
There are several ways to calculate distances between Santa Ana and Chicago. Here are two common methods:Vincenty's formula (applied above)
- 1725.694 miles
- 2777.235 kilometers
- 1499.587 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
- 1722.397 miles
- 2771.929 kilometers
- 1496.722 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 John Wayne Airport (SNA) to O'Hare International Airport (ORD) is 3 hours 46 minutes.
Time difference and current local times
The time difference between Santa Ana and Chicago is 2 hours. Chicago is 2 hours ahead of Santa Ana.
Santa Ana, CA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 189 kg (418 pounds).
Santa Ana to Chicago flight map.
Frequent Flyer Miles Calculator
Santa Ana (SNA) → Chicago (ORD).