Air Miles Calculator logo

How far is Lewistown, MT, from St. Theresa Point?

The distance between St. Theresa Point (St. Theresa Point Airport) and Lewistown (Lewistown Municipal Airport) is 795 miles / 1280 kilometers / 691 nautical miles.

St. Theresa Point Airport – Lewistown Municipal Airport

Distance arrow
795
Miles
Distance arrow
1280
Kilometers
Distance arrow
691
Nautical miles

Search flights

Distance from St. Theresa Point to Lewistown

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

Vincenty's formula (applied above)
  • 795.464 miles
  • 1280.176 kilometers
  • 691.240 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
  • 793.752 miles
  • 1277.421 kilometers
  • 689.752 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. Theresa Point to Lewistown?

The estimated flight time from St. Theresa Point Airport to Lewistown Municipal Airport is 2 hours and 0 minutes.

Flight carbon footprint between St. Theresa Point Airport (YST) and Lewistown Municipal Airport (LWT)

On average, flying from St. Theresa Point to Lewistown generates about 134 kg of CO2 per passenger, and 134 kilograms equals 296 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from St. Theresa Point to Lewistown

See the map of the shortest flight path between St. Theresa Point Airport (YST) and Lewistown Municipal Airport (LWT).

Airport information

Origin St. Theresa Point Airport
City: St. Theresa Point
Country: Canada Flag of Canada
IATA Code: YST
ICAO Code: CYST
Coordinates: 53°50′44″N, 94°51′6″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