Map of flight path and driving directions from Rochester to Chicago.
Shortest flight path between Greater Rochester International Airport (ROC) and Chicago O'Hare International Airport (ORD).
How far is Chicago from Rochester?
There are several ways to calculate distances between Rochester and Chicago. Here are two common methods:Vincenty's formula (applied above)
- 527.779 miles
- 849.377 kilometers
- 458.627 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
- 526.424 miles
- 847.197 kilometers
- 457.450 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).
Time difference and current local times
The time difference between Rochester and Chicago is 1 hour. Chicago is 1 hour behind Rochester.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 103 kg (226 pounds).
Frequent Flyer Miles Calculator
Rochester (ROC) → Chicago (ORD).