Air Miles Calculator logo

How far is Lewistown, MT, from St George, UT?

The distance between St George (St. George Municipal Airport) and Lewistown (Lewistown Municipal Airport) is 721 miles / 1161 kilometers / 627 nautical miles.

The driving distance from St George (SGU) to Lewistown (LWT) is 880 miles / 1417 kilometers, and travel time by car is about 16 hours 15 minutes.

St. George Municipal Airport – Lewistown Municipal Airport

Distance arrow
721
Miles
Distance arrow
1161
Kilometers
Distance arrow
627
Nautical miles

Search flights

Distance from St George to Lewistown

There are several ways to calculate the distance from St George to Lewistown. Here are two standard methods:

Vincenty's formula (applied above)
  • 721.434 miles
  • 1161.036 kilometers
  • 626.909 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 721.998 miles
  • 1161.944 kilometers
  • 627.399 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).

How long does it take to fly from St George to Lewistown?

The estimated flight time from St. George Municipal Airport to Lewistown Municipal Airport is 1 hour and 51 minutes.

What is the time difference between St George and Lewistown?

There is no time difference between St George and Lewistown.

Flight carbon footprint between St. George Municipal Airport (SGU) and Lewistown Municipal Airport (LWT)

On average, flying from St George to Lewistown generates about 127 kg of CO2 per passenger, and 127 kilograms equals 280 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from St George to Lewistown

See the map of the shortest flight path between St. George Municipal Airport (SGU) and Lewistown Municipal Airport (LWT).

Airport information

Origin St. George Municipal Airport
City: St George, UT
Country: United States Flag of United States
IATA Code: SGU
ICAO Code: KSGU
Coordinates: 37°2′11″N, 113°30′37″W
Destination 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