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Distance between Oklahoma City, OK (OKC) and Decatur, IL (DEC)

Flight distance from Oklahoma City to Decatur (Will Rogers World Airport – Decatur Airport) is 568 miles / 915 kilometers / 494 nautical miles. Estimated flight time is 1 hour 34 minutes.

Driving distance from Oklahoma City (OKC) to Decatur (DEC) is 646 miles / 1040 kilometers and travel time by car is about 11 hours 52 minutes.

Oklahoma City – Decatur

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568
Miles
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915
Kilometers
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494
Nautical miles

How far is Decatur 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)
  • 568.319 miles
  • 914.622 kilometers
  • 493.856 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
  • 567.674 miles
  • 913.582 kilometers
  • 493.295 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 Decatur is 1 hour 34 minutes.

Time difference and current local times

There is no time difference between Oklahoma City and Decatur.

Oklahoma City time to Decatur time converter

Time in Oklahoma City: 00:00 ⇆ Time in Decatur: 00:00

Current local times

Oklahoma City, OK

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Decatur, IL

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Carbon dioxide emissions

On average flying from Oklahoma City to Decatur generates about 109 kg of CO2 per passenger, 109 kilograms is equal to 239 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 Decatur

Shortest flight path between Will Rogers World Airport (OKC) and Decatur Airport (DEC).

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 Decatur Airport
City: Decatur, IL
Country: United States Flag of United States
IATA Code: DEC
ICAO Code: KDEC
Coordinates: 39°50′4″N, 88°51′56″W