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How far is South Bend, IN, from St Louis, MO?

The distance between St Louis (St. Louis Lambert International Airport) and South Bend (South Bend International Airport) is 296 miles / 476 kilometers / 257 nautical miles.

The driving distance from St Louis (STL) to South Bend (SBN) is 365 miles / 588 kilometers, and travel time by car is about 7 hours 4 minutes.

St. Louis Lambert International Airport – South Bend International Airport

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296
Miles
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476
Kilometers
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257
Nautical miles

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Distance from St Louis to South Bend

There are several ways to calculate the distance from St Louis to South Bend. Here are two standard 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 planet.

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).

How long does it take to fly from St Louis to South Bend?

The estimated flight time from St. Louis Lambert International Airport to South Bend International Airport is 1 hour and 3 minutes.

Flight carbon footprint between St. Louis Lambert International Airport (STL) and South Bend International Airport (SBN)

On average, flying from St Louis to South Bend generates about 69 kg of CO2 per passenger, and 69 kilograms equals 151 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between St. Louis Lambert International Airport (STL) and South Bend International Airport (SBN).

Airport information

Origin 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
Destination 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