How far is San Antonio, TX, from Texarkana, AR?
The distance between Texarkana (Texarkana Regional Airport) and San Antonio (San Antonio International Airport) is 378 miles / 608 kilometers / 328 nautical miles.
The driving distance from Texarkana (TXK) to San Antonio (SAT) is 450 miles / 725 kilometers, and travel time by car is about 8 hours 0 minutes.
Texarkana Regional Airport – San Antonio International Airport
Search flights
Distance from Texarkana to San Antonio
There are several ways to calculate the distance from Texarkana to San Antonio. Here are two standard methods:
Vincenty's formula (applied above)- 377.869 miles
- 608.121 kilometers
- 328.359 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- 378.046 miles
- 608.406 kilometers
- 328.513 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 Texarkana to San Antonio?
The estimated flight time from Texarkana Regional Airport to San Antonio International Airport is 1 hour and 12 minutes.
What is the time difference between Texarkana and San Antonio?
There is no time difference between Texarkana and San Antonio.
Flight carbon footprint between Texarkana Regional Airport (TXK) and San Antonio International Airport (SAT)
On average, flying from Texarkana to San Antonio generates about 81 kg of CO2 per passenger, and 81 kilograms equals 178 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Texarkana to San Antonio
See the map of the shortest flight path between Texarkana Regional Airport (TXK) and San Antonio International Airport (SAT).
Airport information
| Origin | Texarkana Regional Airport |
|---|---|
| City: | Texarkana, AR |
| Country: | United States  |
| IATA Code: | TXK |
| ICAO Code: | KTXK |
| Coordinates: | 33°27′13″N, 93°59′27″W |
| Destination | San Antonio International Airport |
|---|---|
| City: | San Antonio, TX |
| Country: | United States |
| IATA Code: | SAT |
| ICAO Code: | KSAT |
| Coordinates: | 29°32′1″N, 98°28′11″W |