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How far is Lahaina, HI, from Unalaska, AK?

The distance between Unalaska (Unalaska Airport) and Lahaina (Kapalua Airport) is 2331 miles / 3751 kilometers / 2025 nautical miles.

Unalaska Airport – Kapalua Airport

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2331
Miles
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3751
Kilometers
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2025
Nautical miles

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Distance from Unalaska to Lahaina

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

Vincenty's formula (applied above)
  • 2330.633 miles
  • 3750.790 kilometers
  • 2025.265 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
  • 2334.379 miles
  • 3756.818 kilometers
  • 2028.520 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 Unalaska to Lahaina?

The estimated flight time from Unalaska Airport to Kapalua Airport is 4 hours and 54 minutes.

Flight carbon footprint between Unalaska Airport (DUT) and Kapalua Airport (JHM)

On average, flying from Unalaska to Lahaina generates about 255 kg of CO2 per passenger, and 255 kilograms equals 563 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Unalaska to Lahaina

See the map of the shortest flight path between Unalaska Airport (DUT) and Kapalua Airport (JHM).

Airport information

Origin 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
Destination Kapalua Airport
City: Lahaina, HI
Country: United States Flag of United States
IATA Code: JHM
ICAO Code: PHJH
Coordinates: 20°57′46″N, 156°40′22″W