Map of flight path from Paris to Chicago.
Shortest flight path between Paris Charles de Gaulle Airport (CDG) and Chicago O'Hare International Airport (ORD).
How far is Chicago from Paris?
There are several ways to calculate distances between Paris and Chicago. Here are two common methods:Vincenty's formula (applied above)
- 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 – the shortest distance between two points).
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 475 kg (1 048 pounds).
Frequent Flyer Miles Calculator
Paris (CDG) → Chicago (ORD).