Air Miles Calculator

Distance between Oklahoma City, OK (OKC) and Chicago, IL (ORD)

Flight distance from Oklahoma City to Chicago (Will Rogers World Airport – Chicago O'Hare International Airport) is 693 miles / 1115 kilometers / 602 nautical miles. Estimated flight time is 1 hour 48 minutes.

Driving distance from Oklahoma City (OKC) to Chicago (ORD) is 805 miles / 1296 kilometers and travel time by car is about 13 hours 55 minutes.

Map of flight path and driving directions from Oklahoma City to Chicago.

Shortest flight path between Will Rogers World Airport (OKC) and Chicago O'Hare International Airport (ORD).

How far is Chicago from Oklahoma City?

There are several ways to calculate distances between Oklahoma City and Chicago. Here are two common methods:

Vincenty's formula (applied above)
  • 692.816 miles
  • 1114.980 kilometers
  • 602.041 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
  • 692.358 miles
  • 1114.242 kilometers
  • 601.643 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).

Airport information


A Will Rogers World Airport
City: Oklahoma City, OK
Country: United States Flag of United States
IATA Code: OKC
ICAO Code: KOKC
Coordinates: 35°23′35″N, 97°36′2″W

B Chicago O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

Time difference and current local times

There is no time difference between Oklahoma City and Chicago.

Time Difference

Oklahoma City, OK

 CDT

Chicago, IL

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 124 kg (273 pounds).

Frequent Flyer Miles Calculator

Oklahoma City (OKC) → Chicago (ORD).

Distance:
693
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
693

Round trip?