Air Miles Calculator

Distance between Watertown, NY (ART) and Portland, ME (PWM)

Flight distance from Watertown to Portland (Watertown International Airport – Portland International Jetport) is 286 miles / 461 kilometers / 249 nautical miles. Estimated flight time is 1 hour 2 minutes.

Driving distance from Watertown (ART) to Portland (PWM) is 450 miles / 724 kilometers and travel time by car is about 8 hours 37 minutes.

Map of flight path and driving directions from Watertown to Portland.

Shortest flight path between Watertown International Airport (ART) and Portland International Jetport (PWM).

How far is Portland from Watertown?

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

Vincenty's formula (applied above)
  • 286.495 miles
  • 461.068 kilometers
  • 248.957 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
  • 285.722 miles
  • 459.825 kilometers
  • 248.286 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 Flag of United States
IATA Code: ART
ICAO Code: KART
Coordinates: 43°59′30″N, 76°1′18″W

B Portland International Jetport
City: Portland, ME
Country: United States Flag of United States
IATA Code: PWM
ICAO Code: KPWM
Coordinates: 43°38′46″N, 70°18′33″W

Time difference and current local times

There is no time difference between Watertown and Portland.

Time Difference

Watertown, NY

 EDT

Portland, ME

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 67 kg (148 pounds).

Frequent Flyer Miles Calculator

Watertown (ART) → Portland (PWM).

Distance:
286
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
286

Round trip?