Air Miles Calculator

Distance between St Louis, MO (STL) and Alexandria, LA (AEX)

Flight distance from St Louis to Alexandria (St. Louis Lambert International Airport – Alexandria International Airport) is 526 miles / 847 kilometers / 457 nautical miles. Estimated flight time is 1 hour 29 minutes.

Driving distance from St Louis (STL) to Alexandria (AEX) is 624 miles / 1005 kilometers and travel time by car is about 11 hours 31 minutes.

Map of flight path and driving directions from St Louis to Alexandria.

Shortest flight path between St. Louis Lambert International Airport (STL) and Alexandria International Airport (AEX).

How far is Alexandria from St Louis?

There are several ways to calculate distances between St Louis and Alexandria. Here are two common methods:

Vincenty's formula (applied above)
  • 526.261 miles
  • 846.934 kilometers
  • 457.308 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
  • 527.332 miles
  • 848.659 kilometers
  • 458.239 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 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

B Alexandria International Airport
City: Alexandria, LA
Country: United States Flag of United States
IATA Code: AEX
ICAO Code: KAEX
Coordinates: 31°19′38″N, 92°32′59″W

Time difference and current local times

There is no time difference between St Louis and Alexandria.

Time Difference

St Louis, MO

 CST

Alexandria, LA

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 102 kg (226 pounds).

Frequent Flyer Miles Calculator

St Louis (STL) → Alexandria (AEX).

Distance:
526
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
526

Round trip?