How far is Columbia, MO, from Decatur, IL?

The distance between Decatur (Decatur Airport) and Columbia (Columbia Regional Airport) is 193 miles / 310 kilometers / 168 nautical miles.

The driving distance from Decatur (DEC) to Columbia (COU) is 237 miles / 382 kilometers, and travel time by car is about 4 hours 49 minutes.

Distance from Decatur to Columbia

There are several ways to calculate the distance from Decatur to Columbia. Here are two standard methods:

Vincenty's formula (applied above)

• 192.880 miles
• 310.410 kilometers
• 167.608 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

• 192.508 miles
• 309.811 kilometers
• 167.285 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 Decatur to Columbia?

The estimated flight time from Decatur Airport to Columbia Regional Airport is 51 minutes.

What is the time difference between Decatur and Columbia?

There is no time difference between Decatur and Columbia.

Flight carbon footprint between Decatur Airport (DEC) and Columbia Regional Airport (COU)

On average, flying from Decatur to Columbia generates about 53 kg of CO2 per passenger, and 53 kilograms equals 118 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Decatur to Columbia

See the map of the shortest flight path between Decatur Airport (DEC) and Columbia Regional Airport (COU).

Airport information

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

Destination	Columbia Regional Airport
City:	Columbia, MO
Country:	United States
IATA Code:	COU
ICAO Code:	KCOU
Coordinates:	38°49′5″N, 92°13′10″W