# Distance between Louisville, KY (SDF) and Watertown, SD (ATY)

Flight distance from Louisville to Watertown (Louisville International Airport – Watertown Regional Airport) is 752 miles / 1210 kilometers / 653 nautical miles. Estimated flight time is 1 hour 55 minutes.

Driving distance from Louisville (SDF) to Watertown (ATY) is 976 miles / 1571 kilometers and travel time by car is about 16 hours 27 minutes.

## Map of flight path and driving directions from Louisville to Watertown.

Shortest flight path between Louisville International Airport (SDF) and Watertown Regional Airport (ATY).

## How far is Watertown from Louisville?

There are several ways to calculate distances between Louisville and Watertown. Here are two common methods:

Vincenty's formula (applied above)
• 751.634 miles
• 1209.638 kilometers
• 653.152 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
• 750.774 miles
• 1208.254 kilometers
• 652.405 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 Watertown Regional Airport
City: Watertown, SD
Country: United States
IATA Code: ATY
ICAO Code: KATY
Coordinates: 44°54′50″N, 97°9′16″W

## Time difference and current local times

The time difference between Louisville and Watertown is 1 hour. Watertown is 1 hour behind Louisville.

EDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 130 kg (287 pounds).

## Frequent Flyer Miles Calculator

Louisville (SDF) → Watertown (ATY).

Distance:
752
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
752

Round trip?