Air Miles Calculator

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 Flag of 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 Flag of 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.

Time Difference

Louisville, KY

 EDT

Watertown, SD

 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?