How far is Phoenix from Chicago?
There are several ways to calculate distances between Chicago and Phoenix. 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).
Estimated flight time from O'Hare International Airport (ORD) to Phoenix Sky Harbor International Airport (PHX) is 3 hours 13 minutes.
Time difference and current local times
The time difference between Chicago and Phoenix is 2 hours. Phoenix is 2 hours behind Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 168 kg (371 pounds).
Chicago to Phoenix flight path
Shortest flight path between O'Hare International Airport (ORD) and Phoenix Sky Harbor International Airport (PHX).
Frequent Flyer Miles Calculator
Chicago (ORD) → Phoenix (PHX).