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How far is Lewistown, MT, from Eastmain River?

The distance between Eastmain River (Eastmain River Airport) and Lewistown (Lewistown Municipal Airport) is 1422 miles / 2289 kilometers / 1236 nautical miles.

The driving distance from Eastmain River (ZEM) to Lewistown (LWT) is 2072 miles / 3335 kilometers, and travel time by car is about 44 hours 6 minutes.

Eastmain River Airport – Lewistown Municipal Airport

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1422
Miles
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2289
Kilometers
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1236
Nautical miles

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Distance from Eastmain River to Lewistown

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

Vincenty's formula (applied above)
  • 1422.287 miles
  • 2288.950 kilometers
  • 1235.934 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
  • 1418.193 miles
  • 2282.360 kilometers
  • 1232.376 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 Eastmain River to Lewistown?

The estimated flight time from Eastmain River Airport to Lewistown Municipal Airport is 3 hours and 11 minutes.

Flight carbon footprint between Eastmain River Airport (ZEM) and Lewistown Municipal Airport (LWT)

On average, flying from Eastmain River to Lewistown generates about 175 kg of CO2 per passenger, and 175 kilograms equals 385 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Eastmain River to Lewistown

See the map of the shortest flight path between Eastmain River Airport (ZEM) and Lewistown Municipal Airport (LWT).

Airport information

Origin Eastmain River Airport
City: Eastmain River
Country: Canada Flag of Canada
IATA Code: ZEM
ICAO Code: CZEM
Coordinates: 52°13′35″N, 78°31′20″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