How far is Dallas, TX, from Decatur, IL?
The distance between Decatur (Decatur Airport) and Dallas (Dallas/Fort Worth International Airport) is 660 miles / 1062 kilometers / 574 nautical miles.
The driving distance from Decatur (DEC) to Dallas (DFW) is 772 miles / 1242 kilometers, and travel time by car is about 14 hours 29 minutes.
Decatur Airport – Dallas/Fort Worth International Airport
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Distance from Decatur to Dallas
There are several ways to calculate the distance from Decatur to Dallas. Here are two standard methods:
Vincenty's formula (applied above)- 660.103 miles
- 1062.333 kilometers
- 573.614 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- 660.101 miles
- 1062.330 kilometers
- 573.612 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 Dallas?
The estimated flight time from Decatur Airport to Dallas/Fort Worth International Airport is 1 hour and 44 minutes.
What is the time difference between Decatur and Dallas?
Flight carbon footprint between Decatur Airport (DEC) and Dallas/Fort Worth International Airport (DFW)
On average, flying from Decatur to Dallas generates about 120 kg of CO2 per passenger, and 120 kilograms equals 265 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 Dallas
See the map of the shortest flight path between Decatur Airport (DEC) and Dallas/Fort Worth International Airport (DFW).
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 | Dallas/Fort Worth International Airport |
|---|---|
| City: | Dallas, TX |
| Country: | United States |
| IATA Code: | DFW |
| ICAO Code: | KDFW |
| Coordinates: | 32°53′48″N, 97°2′16″W |