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Distance between Oklahoma City, OK (OKC) and Champaign, IL (CMI)

Flight distance from Oklahoma City to Champaign (Will Rogers World Airport – University of Illinois Willard Airport) is 602 miles / 970 kilometers / 523 nautical miles. Estimated flight time is 1 hour 38 minutes.

Driving distance from Oklahoma City (OKC) to Champaign (CMI) is 677 miles / 1090 kilometers and travel time by car is about 12 hours 23 minutes.

Oklahoma City – Champaign

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602
Miles
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970
Kilometers
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523
Nautical miles

How far is Champaign from Oklahoma City?

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

Vincenty's formula (applied above)
  • 602.431 miles
  • 969.519 kilometers
  • 523.498 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
  • 601.722 miles
  • 968.378 kilometers
  • 522.882 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).

Flight Duration

Estimated flight time from Oklahoma City to Champaign is 1 hour 38 minutes.

Time difference and current local times

There is no time difference between Oklahoma City and Champaign.

Oklahoma City time to Champaign time converter

Time in Oklahoma City: 00:00 ⇆ Time in Champaign: 00:00

Current local times

Oklahoma City, OK

 CDT

Champaign, IL

 CDT

Carbon dioxide emissions

On average flying from Oklahoma City to Champaign generates about 113 kg of CO2 per passenger, 113 kilograms is equal to 249 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Oklahoma City to Champaign

Shortest flight path between Will Rogers World Airport (OKC) and University of Illinois Willard Airport (CMI).

Airport information

Origin 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
Destination University of Illinois Willard Airport
City: Champaign, IL
Country: United States Flag of United States
IATA Code: CMI
ICAO Code: KCMI
Coordinates: 40°2′21″N, 88°16′41″W