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Distance between South Bend, IN (SBN) and Rockford, IL (RFD)

Flight distance from South Bend to Rockford (South Bend International Airport – Chicago Rockford International Airport) is 147 miles / 237 kilometers / 128 nautical miles. Estimated flight time is 46 minutes.

Driving distance from South Bend (SBN) to Rockford (RFD) is 174 miles / 280 kilometers and travel time by car is about 3 hours 30 minutes.

South Bend – Rockford

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147
Miles
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237
Kilometers
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128
Nautical miles

How far is Rockford from South Bend?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)
  • 147.099 miles
  • 236.732 kilometers
  • 127.825 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
  • 146.743 miles
  • 236.160 kilometers
  • 127.516 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).

Flight Duration

Estimated flight time from South Bend to Rockford is 46 minutes.

Time difference and current local times

The time difference between South Bend and Rockford is 1 hour. Rockford is 1 hour behind South Bend.

South Bend time to Rockford time converter

Time in South Bend: 00:00 ⇆ Time in Rockford: 00:00

Current local times

South Bend, IN

 EDT

Rockford, IL

 CDT

Carbon dioxide emissions

On average flying from South Bend to Rockford generates about 47 kg of CO2 per passenger, 47 kilograms is equal to 103 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from South Bend to Rockford

Shortest flight path between South Bend International Airport (SBN) and Chicago Rockford International Airport (RFD).

Airport information

Origin South Bend International Airport
City: South Bend, IN
Country: United States Flag of United States
IATA Code: SBN
ICAO Code: KSBN
Coordinates: 41°42′31″N, 86°19′2″W
Destination 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