Map of flight path and driving directions from Chicago to Peoria.
Shortest flight path between Chicago O'Hare International Airport (ORD) and General Wayne A. Downing Peoria International Airport (PIA).
How far is Peoria from Chicago?
There are several ways to calculate distances between Chicago and Peoria. Here are two common methods:Vincenty's formula (applied above)
- 129.937 miles
- 209.113 kilometers
- 112.912 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
- 129.842 miles
- 208.961 kilometers
- 112.830 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).
|A||Chicago O'Hare International Airport|
|B||General Wayne A. Downing Peoria International Airport|
Time difference and current local times
There is no time difference between Chicago and Peoria.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 44 kg (97 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Peoria (PIA).