How far is Westerly from Chicago?
There are several ways to calculate distances between Chicago and Westerly. Here are two common methods:Vincenty's formula (applied above)
- 833.163 miles
- 1340.847 kilometers
- 723.999 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
- 831.009 miles
- 1337.379 kilometers
- 722.127 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).
Estimated flight time from O'Hare International Airport (ORD) to Westerly State Airport (WST) is 2 hours 4 minutes.
Time difference and current local times
The time difference between Chicago and Westerly is 1 hour. Westerly is 1 hour ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 138 kg (304 pounds).
Chicago to Westerly flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Westerly (WST).