Air Miles Calculator

Distance between St Louis, MO (STL) and Mc Allen, TX (MFE)

Flight distance from St Louis to Mc Allen (St. Louis Lambert International Airport – McAllen Miller International Airport) is 980 miles / 1577 kilometers / 851 nautical miles. Estimated flight time is 2 hours 21 minutes.

Driving distance from St Louis (STL) to Mc Allen (MFE) is 1155 miles / 1858 kilometers and travel time by car is about 19 hours 50 minutes.

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

Shortest flight path between St. Louis Lambert International Airport (STL) and McAllen Miller International Airport (MFE).

How far is Mc Allen from St Louis?

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

Vincenty's formula (applied above)
  • 979.758 miles
  • 1576.768 kilometers
  • 851.387 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
  • 981.376 miles
  • 1579.372 kilometers
  • 852.793 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 McAllen Miller International Airport
City: Mc Allen, TX
Country: United States Flag of United States
IATA Code: MFE
ICAO Code: KMFE
Coordinates: 26°10′32″N, 98°14′18″W

Time difference and current local times

There is no time difference between St Louis and Mc Allen.

Time Difference

St Louis, MO

 CDT

Mc Allen, TX

 CDT

Carbon dioxide emissions

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

Frequent Flyer Miles Calculator

St Louis (STL) → Mc Allen (MFE).

Distance:
980
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
980

Round trip?