Map of flight path and driving directions from Phoenix to Chicago.
Shortest flight path between Phoenix Sky Harbor International Airport (PHX) and Chicago O'Hare International Airport (ORD).
How far is Chicago from Phoenix?
There are several ways to calculate distances between Phoenix and Chicago. Here are two common methods:Vincenty's formula (applied above)
- 1439.890 miles
- 2317.278 kilometers
- 1251.230 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
- 1437.498 miles
- 2313.429 kilometers
- 1249.152 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 Phoenix and Chicago is 2 hours. Chicago is 2 hours ahead of Phoenix.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 176 kg (387 pounds).
Frequent Flyer Miles Calculator
Phoenix (PHX) → Chicago (ORD).