Air Miles Calculator

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

Distance from Greater Rochester International Airport to O'Hare International Airport is 528 miles / 849 kilometers / 459 nautical miles.

Calculations with different 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).

Flight duration

Estimated flight time from Greater Rochester International Airport (ROC) to O'Hare International Airport (ORD) is 1 hour 29 minutes.

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
Chicago

Rochester, NY

 EST

Chicago, IL

 CST

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 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

Map

Flight map from Rochester to Chicago.

Frequent Flyer Miles Calculator

Rochester (ROC) → Chicago (ORD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
528
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
528

Round trip?