Map of flight path and driving directions from Chicago to South Bend.
Shortest flight path between Chicago O'Hare International Airport (ORD) and South Bend International Airport (SBN).
How far is South Bend from Chicago?
There are several ways to calculate distances between Chicago and South Bend. Here are two common methods:Vincenty's formula (applied above)
- 84.016 miles
- 135.210 kilometers
- 73.008 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
- 83.812 miles
- 134.882 kilometers
- 72.831 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).
Time difference and current local times
The time difference between Chicago and South Bend is 1 hour. South Bend is 1 hour ahead of Chicago.
South Bend, IN
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 37 kg (81 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → South Bend (SBN).