# Distance between Columbus, OH (CMH) and Rockford, IL (RFD)

Flight distance from Columbus to Rockford (John Glenn Columbus International Airport – Chicago Rockford International Airport) is 358 miles / 575 kilometers / 311 nautical miles. Estimated flight time is 1 hour 10 minutes.

Driving distance from Columbus (CMH) to Rockford (RFD) is 408 miles / 657 kilometers and travel time by car is about 7 hours 52 minutes.

## Map of flight path and driving directions from Columbus to Rockford.

Shortest flight path between John Glenn Columbus International Airport (CMH) and Chicago Rockford International Airport (RFD).

## How far is Rockford from Columbus?

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

Vincenty's formula (applied above)
• 357.547 miles
• 575.415 kilometers
• 310.700 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
• 356.876 miles
• 574.336 kilometers
• 310.117 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 John Glenn Columbus International Airport
City: Columbus, OH
Country: United States
IATA Code: CMH
ICAO Code: KCMH
Coordinates: 39°59′52″N, 82°53′30″W

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

## Time difference and current local times

The time difference between Columbus and Rockford is 1 hour. Rockford is 1 hour behind Columbus.

EDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 78 kg (171 pounds).

## Frequent Flyer Miles Calculator

Columbus (CMH) → Rockford (RFD).

Distance:
358
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
358

Round trip?