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How far is Unalaska, AK, from Lewistown, MT?

The distance between Lewistown (Lewistown Municipal Airport) and Unalaska (Unalaska Airport) is 2491 miles / 4009 kilometers / 2165 nautical miles.

Lewistown Municipal Airport – Unalaska Airport

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2491
Miles
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4009
Kilometers
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2165
Nautical miles

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Distance from Lewistown to Unalaska

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

Vincenty's formula (applied above)
  • 2490.921 miles
  • 4008.749 kilometers
  • 2164.551 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
  • 2483.443 miles
  • 3996.714 kilometers
  • 2158.053 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 Lewistown to Unalaska?

The estimated flight time from Lewistown Municipal Airport to Unalaska Airport is 5 hours and 12 minutes.

Flight carbon footprint between Lewistown Municipal Airport (LWT) and Unalaska Airport (DUT)

On average, flying from Lewistown to Unalaska generates about 274 kg of CO2 per passenger, and 274 kilograms equals 604 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Lewistown to Unalaska

See the map of the shortest flight path between Lewistown Municipal Airport (LWT) and Unalaska Airport (DUT).

Airport information

Origin 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
Destination Unalaska Airport
City: Unalaska, AK
Country: United States Flag of United States
IATA Code: DUT
ICAO Code: PADU
Coordinates: 53°54′0″N, 166°32′38″W