# Distance between Watertown, NY (ART) and Kalispell, MT (FCA)

Flight distance from Watertown to Kalispell (Watertown International Airport – Glacier Park International Airport) is 1840 miles / 2961 kilometers / 1599 nautical miles. Estimated flight time is 3 hours 58 minutes.

Driving distance from Watertown (ART) to Kalispell (FCA) is 2224 miles / 3579 kilometers and travel time by car is about 39 hours 38 minutes.

## Map of flight path and driving directions from Watertown to Kalispell.

Shortest flight path between Watertown International Airport (ART) and Glacier Park International Airport (FCA).

## How far is Kalispell from Watertown?

There are several ways to calculate distances between Watertown and Kalispell. Here are two common methods:

Vincenty's formula (applied above)
• 1839.769 miles
• 2960.821 kilometers
• 1598.715 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
• 1834.671 miles
• 2952.617 kilometers
• 1594.286 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 Glacier Park International Airport
City: Kalispell, MT
Country: United States
IATA Code: FCA
ICAO Code: KGPI
Coordinates: 48°18′37″N, 114°15′21″W

## Time difference and current local times

The time difference between Watertown and Kalispell is 2 hours. Kalispell is 2 hours behind Watertown.

EDT

MDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 203 kg (448 pounds).

## Frequent Flyer Miles Calculator

Watertown (ART) → Kalispell (FCA).

Distance:
1840
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1840

Round trip?