How far is Decatur, IL, from Columbus, OH?
The distance between Columbus (John Glenn Columbus International Airport) and Decatur (Decatur Airport) is 318 miles / 511 kilometers / 276 nautical miles.
The driving distance from Columbus (CMH) to Decatur (DEC) is 351 miles / 565 kilometers, and travel time by car is about 6 hours 37 minutes.
John Glenn Columbus International Airport – Decatur Airport
Search flights
Distance from Columbus to Decatur
There are several ways to calculate the distance from Columbus to Decatur. Here are two standard methods:
Vincenty's formula (applied above)- 317.505 miles
- 510.975 kilometers
- 275.904 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 316.714 miles
- 509.702 kilometers
- 275.217 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).
How long does it take to fly from Columbus to Decatur?
The estimated flight time from John Glenn Columbus International Airport to Decatur Airport is 1 hour and 6 minutes.
What is the time difference between Columbus and Decatur?
The time difference between Columbus and Decatur is 1 hour. Decatur is 1 hour behind Columbus.
Flight carbon footprint between John Glenn Columbus International Airport (CMH) and Decatur Airport (DEC)
On average, flying from Columbus to Decatur generates about 72 kg of CO2 per passenger, and 72 kilograms equals 158 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Columbus to Decatur
See the map of the shortest flight path between John Glenn Columbus International Airport (CMH) and Decatur Airport (DEC).
Airport information
| Origin | John Glenn Columbus International Airport |
|---|---|
| City: | Columbus, OH |
| Country: | United States  |
| IATA Code: | CMH |
| ICAO Code: | KCMH |
| Coordinates: | 39°59′52″N, 82°53′30″W |
| Destination | Decatur Airport |
|---|---|
| City: | Decatur, IL |
| Country: | United States |
| IATA Code: | DEC |
| ICAO Code: | KDEC |
| Coordinates: | 39°50′4″N, 88°51′56″W |