Distance between San Antonio, TX (SAT) and St Louis, MO (STL)
Flight distance from San Antonio to St Louis (San Antonio International Airport – St. Louis Lambert International Airport) is 786 miles / 1265 kilometers / 683 nautical miles. Estimated flight time is 1 hour 59 minutes.
Driving distance from San Antonio (SAT) to St Louis (STL) is 903 miles / 1454 kilometers and travel time by car is about 16 hours 0 minutes.
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San Antonio - St Louis
Map of flight path and driving directions from San Antonio to St Louis.
Shortest flight path between San Antonio International Airport (SAT) and St. Louis Lambert International Airport (STL).
How far is St Louis from San Antonio?
There are several ways to calculate distances between San Antonio and St Louis. Here are two common methods:
Vincenty's formula (applied above)- 785.927 miles
- 1264.827 kilometers
- 682.952 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- 786.584 miles
- 1265.883 kilometers
- 683.522 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 | 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 |
| B | St. Louis Lambert International Airport |
|---|---|
| City: | St Louis, MO |
| Country: | United States |
| IATA Code: | STL |
| ICAO Code: | KSTL |
| Coordinates: | 38°44′55″N, 90°22′12″W |
Time difference and current local times
There is no time difference between San Antonio and St Louis.
Time Difference
San Antonio, TX
St Louis, MO
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 133 kg (294 pounds).
Frequent Flyer Miles Calculator
San Antonio (SAT) → St Louis (STL).
In total
Round trip?