Air Miles Calculator

Distance between Champaign, IL (CMI) and Texarkana, AR (TXK)

Flight distance from Champaign to Texarkana (University of Illinois Willard Airport – Texarkana Regional Airport) is 554 miles / 891 kilometers / 481 nautical miles. Estimated flight time is 1 hour 32 minutes.

Driving distance from Champaign (CMI) to Texarkana (TXK) is 641 miles / 1032 kilometers and travel time by car is about 11 hours 6 minutes.

Map of flight path and driving directions from Champaign to Texarkana.

Shortest flight path between University of Illinois Willard Airport (CMI) and Texarkana Regional Airport (TXK).

How far is Texarkana from Champaign?

There are several ways to calculate distances between Champaign and Texarkana. Here are two common methods:

Vincenty's formula (applied above)
  • 553.525 miles
  • 890.813 kilometers
  • 481.000 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 553.852 miles
  • 891.339 kilometers
  • 481.285 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).

Airport information


A University of Illinois Willard Airport
City: Champaign, IL
Country: United States Flag of United States
IATA Code: CMI
ICAO Code: KCMI
Coordinates: 40°2′21″N, 88°16′41″W

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

Time difference and current local times

There is no time difference between Champaign and Texarkana.

Time Difference

Champaign, IL

 CST

Texarkana, AR

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 107 kg (235 pounds).

Frequent Flyer Miles Calculator

Champaign (CMI) → Texarkana (TXK).

Distance:
554
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
554

Round trip?