Air Miles Calculator

Distance between Rochester, NY (ROC) and Chicago, IL (ORD)

Flight distance from Rochester to Chicago (Greater Rochester International Airport – Chicago O'Hare International Airport) is 528 miles / 849 kilometers / 459 nautical miles. Estimated flight time is 1 hour 29 minutes.

Driving distance from Rochester (ROC) to Chicago (ORD) is 616 miles / 991 kilometers and travel time by car is about 11 hours 4 minutes.

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).

Airport information


A Greater Rochester International Airport
City: Rochester, NY
Country: United States Flag of United States
IATA Code: ROC
ICAO Code: KROC
Coordinates: 43°7′8″N, 77°40′20″W

B Chicago O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

Time difference and current local times

The time difference between Rochester and Chicago is 1 hour. Chicago is 1 hour behind Rochester.

Time Difference

Rochester, NY

 EST

Chicago, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 103 kg (226 pounds).

Frequent Flyer Miles Calculator

Rochester (ROC) → Chicago (ORD).

Distance:
528
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
528

Round trip?