How far is Chicago from Ottawa?
There are several ways to calculate distances between Ottawa and Chicago. Here are two common methods:Vincenty's formula (applied above)
- 654.544 miles
- 1053.386 kilometers
- 568.783 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
- 653.056 miles
- 1050.992 kilometers
- 567.490 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 Ottawa Macdonald–Cartier International Airport (YOW) to Chicago O'Hare International Airport (ORD) is 1 hour 44 minutes.
Time difference and current local times
The time difference between Ottawa and Chicago is 1 hour. Chicago is 1 hour behind Ottawa.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 119 kg (263 pounds).
Ottawa to Chicago flight path
Shortest flight path between Ottawa Macdonald–Cartier International Airport (YOW) and Chicago O'Hare International Airport (ORD).
Frequent Flyer Miles Calculator
Ottawa (YOW) → Chicago (ORD).