Air Miles Calculator

Distance between St Louis, MO (STL) and South Bend, IN (SBN)

Flight distance from St Louis to South Bend (St. Louis Lambert International Airport – South Bend International Airport) is 296 miles / 476 kilometers / 257 nautical miles. Estimated flight time is 1 hour 3 minutes.

Driving distance from St Louis (STL) to South Bend (SBN) is 366 miles / 589 kilometers and travel time by car is about 6 hours 34 minutes.

Map of flight path and driving directions from St Louis to South Bend.

Shortest flight path between St. Louis Lambert International Airport (STL) and South Bend International Airport (SBN).

How far is South Bend from St Louis?

There are several ways to calculate distances between St Louis and South Bend. Here are two common methods:

Vincenty's formula (applied above)
  • 295.979 miles
  • 476.332 kilometers
  • 257.199 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
  • 295.788 miles
  • 476.025 kilometers
  • 257.033 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 St. Louis Lambert International Airport
City: St Louis, MO
Country: United States Flag of United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″W

B 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

Time difference and current local times

The time difference between St Louis and South Bend is 1 hour. South Bend is 1 hour ahead of St Louis.

Time Difference

St Louis, MO

 CST

South Bend, IN

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 69 kg (151 pounds).

Frequent Flyer Miles Calculator

St Louis (STL) → South Bend (SBN).

Distance:
296
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
296

Round trip?