# Distance between Des Moines, IA (DSM) and Rockford, IL (RFD)

Flight distance from Des Moines to Rockford (Des Moines International Airport – Chicago Rockford International Airport) is 240 miles / 386 kilometers / 208 nautical miles. Estimated flight time is 57 minutes.

Driving distance from Des Moines (DSM) to Rockford (RFD) is 283 miles / 456 kilometers and travel time by car is about 5 hours 6 minutes.

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

Shortest flight path between Des Moines International Airport (DSM) and Chicago Rockford International Airport (RFD).

## How far is Rockford from Des Moines?

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

Vincenty's formula (applied above)
• 239.905 miles
• 386.090 kilometers
• 208.472 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
• 239.312 miles
• 385.136 kilometers
• 207.957 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 Des Moines International Airport
City: Des Moines, IA
Country: United States
IATA Code: DSM
ICAO Code: KDSM
Coordinates: 41°32′2″N, 93°39′47″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

There is no time difference between Des Moines and Rockford.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 60 kg (133 pounds).

## Frequent Flyer Miles Calculator

Des Moines (DSM) → Rockford (RFD).

Distance:
240
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
240

Round trip?