Calculations with different methods
- 268.364 miles
- 431.889 kilometers
- 233.202 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
- 267.885 miles
- 431.120 kilometers
- 232.786 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from O'Hare International Airport (ORD) to Rochester International Airport (RST) is 1 hour 0 minutes.
Time difference and current local times
There is no time difference between Chicago and Rochester.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 63 kg (138 pounds).
Chicago to Rochester flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Rochester (RST).