# Distance between South Bend, IN (SBN) and Lewistown, MT (LWT)

Flight distance from South Bend to Lewistown (South Bend International Airport – Lewistown Municipal Airport) is 1199 miles / 1930 kilometers / 1042 nautical miles. Estimated flight time is 2 hours 46 minutes.

Driving distance from South Bend (SBN) to Lewistown (LWT) is 1363 miles / 2193 kilometers and travel time by car is about 23 hours 15 minutes.

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

Shortest flight path between South Bend International Airport (SBN) and Lewistown Municipal Airport (LWT).

## How far is Lewistown from South Bend?

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

Vincenty's formula (applied above)
• 1199.015 miles
• 1929.628 kilometers
• 1041.916 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
• 1196.105 miles
• 1924.945 kilometers
• 1039.387 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 Lewistown Municipal Airport
City: Lewistown, MT
Country: United States
IATA Code: LWT
ICAO Code: KLWT
Coordinates: 47°2′57″N, 109°28′1″W

## Time difference and current local times

The time difference between South Bend and Lewistown is 2 hours. Lewistown is 2 hours behind South Bend.

EDT

MDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 161 kg (356 pounds).

## Frequent Flyer Miles Calculator

South Bend (SBN) → Lewistown (LWT).

Distance:
1199
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1199

Round trip?