How far is Texarkana, AR, from Decatur, IL?

The distance between Decatur (Decatur Airport) and Texarkana (Texarkana Regional Airport) is 524 miles / 843 kilometers / 455 nautical miles.

The driving distance from Decatur (DEC) to Texarkana (TXK) is 623 miles / 1003 kilometers, and travel time by car is about 11 hours 29 minutes.

Distance from Decatur to Texarkana

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

Vincenty's formula (applied above)

• 523.885 miles
• 843.112 kilometers
• 455.244 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

• 524.275 miles
• 843.739 kilometers
• 455.583 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 Texarkana?

The estimated flight time from Decatur Airport to Texarkana Regional Airport is 1 hour and 29 minutes.

What is the time difference between Decatur and Texarkana?

There is no time difference between Decatur and Texarkana.

Flight carbon footprint between Decatur Airport (DEC) and Texarkana Regional Airport (TXK)

On average, flying from Decatur to Texarkana generates about 102 kg of CO2 per passenger, and 102 kilograms equals 225 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 Texarkana

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

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	Texarkana Regional Airport
City:	Texarkana, AR
Country:	United States
IATA Code:	TXK
ICAO Code:	KTXK
Coordinates:	33°27′13″N, 93°59′27″W