How far is Wilmington from Chicago?
There are several ways to calculate distances between Chicago and Wilmington. Here are two common methods:Vincenty's formula (applied above)
- 663.205 miles
- 1067.324 kilometers
- 576.309 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
- 661.662 miles
- 1064.841 kilometers
- 574.968 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 Wilmington Airport (Delaware) (ILG) is 1 hour 45 minutes.
Time difference and current local times
The time difference between Chicago and Wilmington is 1 hour. Wilmington is 1 hour ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 120 kg (265 pounds).
Chicago to Wilmington flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Wilmington (ILG).