How far is Waco, TX, from Decatur, IL?
The distance between Decatur (Decatur Airport) and Waco (Waco Regional Airport) is 736 miles / 1184 kilometers / 639 nautical miles.
The driving distance from Decatur (DEC) to Waco (ACT) is 866 miles / 1394 kilometers, and travel time by car is about 16 hours 20 minutes.
Decatur Airport – Waco Regional Airport
Search flights
Distance from Decatur to Waco
There are several ways to calculate the distance from Decatur to Waco. Here are two standard methods:
Vincenty's formula (applied above)- 735.853 miles
- 1184.241 kilometers
- 639.439 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- 736.127 miles
- 1184.682 kilometers
- 639.677 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 Waco?
The estimated flight time from Decatur Airport to Waco Regional Airport is 1 hour and 53 minutes.
What is the time difference between Decatur and Waco?
Flight carbon footprint between Decatur Airport (DEC) and Waco Regional Airport (ACT)
On average, flying from Decatur to Waco generates about 128 kg of CO2 per passenger, and 128 kilograms equals 283 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 Waco
See the map of the shortest flight path between Decatur Airport (DEC) and Waco Regional Airport (ACT).
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 | Waco Regional Airport |
|---|---|
| City: | Waco, TX |
| Country: | United States |
| IATA Code: | ACT |
| ICAO Code: | KACT |
| Coordinates: | 31°36′40″N, 97°13′49″W |