Air Miles Calculator

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.

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 Flag of 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 Flag of 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

 CST

St Louis, MO

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 133 kg (294 pounds).

Frequent Flyer Miles Calculator

San Antonio (SAT) → St Louis (STL).

Distance:
786
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
786

Round trip?