Calculations with different methods
- 4152.366 miles
- 6682.586 kilometers
- 3608.308 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
- 4140.953 miles
- 6664.217 kilometers
- 3598.389 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Charles de Gaulle Airport (CDG) to O'Hare International Airport (ORD) is 8 hours 21 minutes.
Time difference and current local times
The time difference between Paris and Chicago is 7 hours. Chicago is 7 hours behind Paris.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 507 kg (1 117 pounds).
Paris to Chicago flight map.
Frequent Flyer Miles Calculator
Paris (CDG) → Chicago (ORD).