Air Miles Calculator

Distance between South Bend, IN (SBN) and Buffalo, NY (BUF)

Flight distance from South Bend to Buffalo (South Bend International Airport – Buffalo Niagara International Airport) is 398 miles / 640 kilometers / 345 nautical miles. Estimated flight time is 1 hour 15 minutes.

Driving distance from South Bend (SBN) to Buffalo (BUF) is 455 miles / 733 kilometers and travel time by car is about 8 hours 7 minutes.

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

Shortest flight path between South Bend International Airport (SBN) and Buffalo Niagara International Airport (BUF).

How far is Buffalo from South Bend?

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

Vincenty's formula (applied above)
  • 397.541 miles
  • 639.781 kilometers
  • 345.454 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
  • 396.561 miles
  • 638.203 kilometers
  • 344.602 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 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

B Buffalo Niagara International Airport
City: Buffalo, NY
Country: United States Flag of United States
IATA Code: BUF
ICAO Code: KBUF
Coordinates: 42°56′25″N, 78°43′55″W

Time difference and current local times

There is no time difference between South Bend and Buffalo.

Time Difference

South Bend, IN

 EDT

Buffalo, NY

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 84 kg (184 pounds).

Frequent Flyer Miles Calculator

South Bend (SBN) → Buffalo (BUF).

Distance:
398
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
398

Round trip?