Map of flight path and driving directions from Chicago to Roswell.
Shortest flight path between Chicago O'Hare International Airport (ORD) and Roswell International Air Center (ROW).
How far is Roswell from Chicago?
There are several ways to calculate distances between Chicago and Roswell. Here are two common methods:Vincenty's formula (applied above)
- 1087.609 miles
- 1750.337 kilometers
- 945.106 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
- 1086.427 miles
- 1748.435 kilometers
- 944.080 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 Chicago and Roswell is 1 hour. Roswell is 1 hour behind Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 156 kg (344 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Roswell (ROW).