Air Miles Calculator

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 Flag of 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 Flag of 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.

Time Difference

South Bend, IN

 EDT

Lewistown, MT

 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?