# 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
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
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.

CDT

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?