Air Miles Calculator

Distance between Lafayette, LA (LFT) and South Bend, IN (SBN)

Flight distance from Lafayette to South Bend (Lafayette Regional Airport – South Bend International Airport) is 854 miles / 1374 kilometers / 742 nautical miles. Estimated flight time is 2 hours 7 minutes.

Driving distance from Lafayette (LFT) to South Bend (SBN) is 1026 miles / 1651 kilometers and travel time by car is about 17 hours 48 minutes.

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

Shortest flight path between Lafayette Regional Airport (LFT) and South Bend International Airport (SBN).

How far is South Bend from Lafayette?

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

Vincenty's formula (applied above)
  • 853.914 miles
  • 1374.242 kilometers
  • 742.031 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
  • 855.214 miles
  • 1376.334 kilometers
  • 743.161 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 Lafayette Regional Airport
City: Lafayette, LA
Country: United States Flag of United States
IATA Code: LFT
ICAO Code: KLFT
Coordinates: 30°12′19″N, 91°59′15″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 Lafayette and South Bend is 1 hour. South Bend is 1 hour ahead of Lafayette.

Time Difference

Lafayette, LA

 CDT

South Bend, IN

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 140 kg (308 pounds).

Frequent Flyer Miles Calculator

Lafayette (LFT) → South Bend (SBN).

Distance:
854
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
854

Round trip?