# Distance between Watertown, NY (ART) and Lahaina, HI (JHM)

Flight distance from Watertown to Lahaina (Watertown International Airport – Kapalua Airport) is 4778 miles / 7689 kilometers / 4152 nautical miles. Estimated flight time is 9 hours 32 minutes.

## 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).

## Airport information

A Watertown International Airport
City: Watertown, NY
Country: United States
IATA Code: ART
ICAO Code: KART
Coordinates: 43°59′30″N, 76°1′18″W

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

## Time difference and current local times

The time difference between Watertown and Lahaina is 6 hours. Lahaina is 6 hours behind Watertown.

EDT

HST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 555 kg (1 224 pounds).

## Frequent Flyer Miles Calculator

Watertown (ART) → Lahaina (JHM).

Distance:
4778
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
4778

Round trip?