Air Miles Calculator

Distance between St Louis, MO (STL) and Brownsville, TX (BRO)

Flight distance from St Louis to Brownsville (St. Louis Lambert International Airport – Brownsville/South Padre Island International Airport) is 976 miles / 1570 kilometers / 848 nautical miles. Estimated flight time is 2 hours 20 minutes.

Driving distance from St Louis (STL) to Brownsville (BRO) is 1195 miles / 1923 kilometers and travel time by car is about 20 hours 26 minutes.

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

Shortest flight path between St. Louis Lambert International Airport (STL) and Brownsville/South Padre Island International Airport (BRO).

How far is Brownsville from St Louis?

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

Vincenty's formula (applied above)
  • 975.607 miles
  • 1570.088 kilometers
  • 847.779 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
  • 977.425 miles
  • 1573.013 kilometers
  • 849.359 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 Brownsville/South Padre Island International Airport
City: Brownsville, TX
Country: United States Flag of United States
IATA Code: BRO
ICAO Code: KBRO
Coordinates: 25°54′24″N, 97°25′33″W

Time difference and current local times

There is no time difference between St Louis and Brownsville.

Time Difference

St Louis, MO

 CDT

Brownsville, TX

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 149 kg (329 pounds).

Frequent Flyer Miles Calculator

St Louis (STL) → Brownsville (BRO).

Distance:
976
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
976

Round trip?