# Distance between Watertown, NY (ART) and Alpena, MI (APN)

Flight distance from Watertown to Alpena (Watertown International Airport – Alpena County Regional Airport) is 380 miles / 611 kilometers / 330 nautical miles. Estimated flight time is 1 hour 13 minutes.

Driving distance from Watertown (ART) to Alpena (APN) is 644 miles / 1036 kilometers and travel time by car is about 12 hours 21 minutes.

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

Shortest flight path between Watertown International Airport (ART) and Alpena County Regional Airport (APN).

## How far is Alpena from Watertown?

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

Vincenty's formula (applied above)
• 379.643 miles
• 610.976 kilometers
• 329.901 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
• 378.645 miles
• 609.370 kilometers
• 329.033 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 Alpena County Regional Airport
City: Alpena, MI
Country: United States
IATA Code: APN
ICAO Code: KAPN
Coordinates: 45°4′41″N, 83°33′37″W

## Time difference and current local times

There is no time difference between Watertown and Alpena.

EDT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 81 kg (178 pounds).

## Frequent Flyer Miles Calculator

Watertown (ART) → Alpena (APN).

Distance:
380
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
380

Round trip?