Map of flight path and driving directions from Watertown to Chicago.
Shortest flight path between Watertown International Airport (ART) and Chicago O'Hare International Airport (ORD).
How far is Chicago from Watertown?
There are several ways to calculate distances between Watertown and Chicago. Here are two common methods:Vincenty's formula (applied above)
- 617.457 miles
- 993.700 kilometers
- 536.555 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
- 615.919 miles
- 991.226 kilometers
- 535.219 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
The time difference between Watertown and Chicago is 1 hour. Chicago is 1 hour behind Watertown.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 115 kg (253 pounds).
Frequent Flyer Miles Calculator
Watertown (ART) → Chicago (ORD).