How far is Texarkana from Chicago?
There are several ways to calculate distances between Chicago and Texarkana. Here are two common methods:Vincenty's formula (applied above)
- 675.454 miles
- 1087.038 kilometers
- 586.953 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
- 676.006 miles
- 1087.926 kilometers
- 587.433 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).
Estimated flight time from O'Hare International Airport (ORD) to Texarkana Regional Airport (TXK) is 1 hour 46 minutes.
Time difference and current local times
There is no time difference between Chicago and Texarkana.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 122 kg (269 pounds).
Chicago to Texarkana flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Texarkana (TXK).