Map of flight path from Watertown to Lahaina.
Shortest flight path between Watertown International Airport (ART) and Kapalua Airport (JHM).
How far is Lahaina from Watertown?
There are several ways to calculate distances between Watertown and Lahaina. Here are two common methods:Vincenty's formula (applied above)
- 4777.937 miles
- 7689.344 kilometers
- 4151.914 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 4770.621 miles
- 7677.571 kilometers
- 4145.556 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).
Time difference and current local times
The time difference between Watertown and Lahaina is 6 hours. Lahaina is 6 hours behind Watertown.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 555 kg (1 224 pounds).
Frequent Flyer Miles Calculator
Watertown (ART) → Lahaina (JHM).