Distance between Louisville, KY (SDF) and St Augustine, FL (UST)
Flight distance from Louisville to St Augustine (Louisville International Airport – Northeast Florida Regional Airport) is 620 miles / 997 kilometers / 538 nautical miles. Estimated flight time is 1 hour 40 minutes.
Driving distance from Louisville (SDF) to St Augustine (UST) is 795 miles / 1279 kilometers and travel time by car is about 13 hours 48 minutes.
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Multiple airports
Louisville - St Augustine
Map of flight path and driving directions from Louisville to St Augustine.
Shortest flight path between Louisville International Airport (SDF) and Northeast Florida Regional Airport (UST).
How far is St Augustine from Louisville?
There are several ways to calculate distances between Louisville and St Augustine. Here are two common methods:
Vincenty's formula (applied above)- 619.630 miles
- 997.197 kilometers
- 538.443 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- 620.672 miles
- 998.875 kilometers
- 539.349 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 | Louisville International Airport |
|---|---|
| City: | Louisville, KY |
| Country: | United States  |
| IATA Code: | SDF |
| ICAO Code: | KSDF |
| Coordinates: | 38°10′27″N, 85°44′9″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
There is no time difference between Louisville and St Augustine.
Time Difference
Louisville, KY
St Augustine, FL
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 115 kg (254 pounds).
Frequent Flyer Miles Calculator
Louisville (SDF) → St Augustine (UST).
In total
Round trip?