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How far is Great Falls, MT, from Lebanon, NH?

The distance between Lebanon (Lebanon Municipal Airport (New Hampshire)) and Great Falls (Great Falls International Airport) is 1894 miles / 3048 kilometers / 1646 nautical miles.

The driving distance from Lebanon (LEB) to Great Falls (GTF) is 2233 miles / 3594 kilometers, and travel time by car is about 43 hours 7 minutes.

Lebanon Municipal Airport (New Hampshire) – Great Falls International Airport

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1894
Miles
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3048
Kilometers
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1646
Nautical miles

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Distance from Lebanon to Great Falls

There are several ways to calculate the distance from Lebanon to Great Falls. Here are two standard methods:

Vincenty's formula (applied above)
  • 1893.712 miles
  • 3047.634 kilometers
  • 1645.591 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
  • 1888.494 miles
  • 3039.236 kilometers
  • 1641.056 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 Lebanon to Great Falls?

The estimated flight time from Lebanon Municipal Airport (New Hampshire) to Great Falls International Airport is 4 hours and 5 minutes.

Flight carbon footprint between Lebanon Municipal Airport (New Hampshire) (LEB) and Great Falls International Airport (GTF)

On average, flying from Lebanon to Great Falls generates about 208 kg of CO2 per passenger, and 208 kilograms equals 458 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Lebanon to Great Falls

See the map of the shortest flight path between Lebanon Municipal Airport (New Hampshire) (LEB) and Great Falls International Airport (GTF).

Airport information

Origin Lebanon Municipal Airport (New Hampshire)
City: Lebanon, NH
Country: United States Flag of United States
IATA Code: LEB
ICAO Code: KLEB
Coordinates: 43°37′33″N, 72°18′15″W
Destination Great Falls International Airport
City: Great Falls, MT
Country: United States Flag of United States
IATA Code: GTF
ICAO Code: KGTF
Coordinates: 47°28′55″N, 111°22′15″W