Map of flight path and driving directions from Washington D.C. to Watertown.
Shortest flight path between Washington Dulles International Airport (IAD) and Watertown International Airport (ART).
How far is Watertown from Washington D.C.?
There are several ways to calculate distances between Washington D.C. and Watertown. Here are two common methods:Vincenty's formula (applied above)
- 356.177 miles
- 573.211 kilometers
- 309.509 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
- 356.542 miles
- 573.798 kilometers
- 309.826 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
There is no time difference between Washington D.C. and Watertown.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 77 kg (171 pounds).
Frequent Flyer Miles Calculator
Washington D.C. (IAD) → Watertown (ART).