# Distance between South Bend, IN (SBN) and Blountville, TN (TRI)

Flight distance from South Bend to Blountville (South Bend International Airport – Blountville Tri-Cities Regional Airport) is 418 miles / 672 kilometers / 363 nautical miles. Estimated flight time is 1 hour 17 minutes.

Driving distance from South Bend (SBN) to Blountville (TRI) is 558 miles / 898 kilometers and travel time by car is about 10 hours 13 minutes.

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

Shortest flight path between South Bend International Airport (SBN) and Blountville Tri-Cities Regional Airport (TRI).

## How far is Blountville from South Bend?

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

Vincenty's formula (applied above)
• 417.632 miles
• 672.114 kilometers
• 362.913 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
• 417.874 miles
• 672.503 kilometers
• 363.123 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
IATA Code: SBN
ICAO Code: KSBN
Coordinates: 41°42′31″N, 86°19′2″W

B Blountville Tri-Cities Regional Airport
City: Blountville, TN
Country: United States
IATA Code: TRI
ICAO Code: KTRI
Coordinates: 36°28′30″N, 82°24′26″W

## Time difference and current local times

There is no time difference between South Bend and Blountville.

EDT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 86 kg (191 pounds).

## Frequent Flyer Miles Calculator

South Bend (SBN) → Blountville (TRI).

Distance:
418
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
418

Round trip?