Air Miles Calculator

Distance between Oklahoma City, OK (OKC) and Rockford, IL (RFD)

Flight distance from Oklahoma City to Rockford (Will Rogers World Airport – Chicago Rockford International Airport) is 656 miles / 1055 kilometers / 570 nautical miles. Estimated flight time is 1 hour 44 minutes.

Driving distance from Oklahoma City (OKC) to Rockford (RFD) is 798 miles / 1285 kilometers and travel time by car is about 13 hours 42 minutes.

Map of flight path and driving directions from Oklahoma City to Rockford.

Shortest flight path between Will Rogers World Airport (OKC) and Chicago Rockford International Airport (RFD).

How far is Rockford from Oklahoma City?

There are several ways to calculate distances between Oklahoma City and Rockford. Here are two common methods:

Vincenty's formula (applied above)
  • 655.748 miles
  • 1055.324 kilometers
  • 569.830 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
  • 655.527 miles
  • 1054.968 kilometers
  • 569.637 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 Will Rogers World Airport
City: Oklahoma City, OK
Country: United States Flag of United States
IATA Code: OKC
ICAO Code: KOKC
Coordinates: 35°23′35″N, 97°36′2″W

B Chicago Rockford International Airport
City: Rockford, IL
Country: United States Flag of United States
IATA Code: RFD
ICAO Code: KRFD
Coordinates: 42°11′43″N, 89°5′49″W

Time difference and current local times

There is no time difference between Oklahoma City and Rockford.

Time Difference

Oklahoma City, OK

 CST

Rockford, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 120 kg (264 pounds).

Frequent Flyer Miles Calculator

Oklahoma City (OKC) → Rockford (RFD).

Distance:
656
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
656

Round trip?