# Distance between St Louis, MO (STL) and St Augustine, FL (UST)

Flight distance from St Louis to St Augustine (St. Louis Lambert International Airport – Northeast Florida Regional Airport) is 795 miles / 1280 kilometers / 691 nautical miles. Estimated flight time is 2 hours 0 minutes.

Driving distance from St Louis (STL) to St Augustine (UST) is 944 miles / 1520 kilometers and travel time by car is about 16 hours 26 minutes.

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

Shortest flight path between St. Louis Lambert International Airport (STL) and Northeast Florida Regional Airport (UST).

## How far is St Augustine from St Louis?

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

Vincenty's formula (applied above)
• 795.047 miles
• 1279.505 kilometers
• 690.877 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
• 795.427 miles
• 1280.116 kilometers
• 691.207 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 Northeast Florida Regional Airport
City: St Augustine, FL
Country: United States
IATA Code: UST
ICAO Code: KSGJ
Coordinates: 29°57′33″N, 81°20′23″W

## Time difference and current local times

The time difference between St Louis and St Augustine is 1 hour. St Augustine is 1 hour ahead of St Louis.

CDT

EDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 134 kg (296 pounds).

## Frequent Flyer Miles Calculator

St Louis (STL) → St Augustine (UST).

Distance:
795
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
795

Round trip?