How far is Regina from Chicago?
There are several ways to calculate distances between Chicago and Regina. Here are two common methods:Vincenty's formula (applied above)
- 989.721 miles
- 1592.802 kilometers
- 860.044 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
- 988.004 miles
- 1590.038 kilometers
- 858.552 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 Regina International Airport (YQR) is 2 hours 22 minutes.
Time difference and current local times
The time difference between Chicago and Regina is 1 hour. Regina is 1 hour behind Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 150 kg (331 pounds).
Chicago to Regina flight path
Shortest flight path between O'Hare International Airport (ORD) and Regina International Airport (YQR).
Frequent Flyer Miles Calculator
Chicago (ORD) → Regina (YQR).