Distance between Lafayette, LA (LFT) and Watertown, SD (ATY)
Distance from Lafayette to Watertown (Lafayette Regional Airport – Watertown Regional Airport) is 1053 miles / 1694 kilometers / 915 nautical miles.
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Lafayette - Watertown
How far is Watertown from Lafayette?
There are several ways to calculate distances between Lafayette and Watertown. Here are two common methods:
Vincenty's formula (applied above)- 1052.723 miles
- 1694.193 kilometers
- 914.791 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- 1054.355 miles
- 1696.819 kilometers
- 916.209 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).
Flight duration
Estimated flight time from Lafayette Regional Airport (LFT) to Watertown Regional Airport (ATY) is 2 hours 29 minutes.
Time difference and current local times
There is no time difference between Lafayette and Watertown.
Time Difference
Lafayette, LA
Watertown, SD
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 154 kg (340 pounds).
Airport information
| A | Lafayette Regional Airport |
|---|---|
| City: | Lafayette, LA |
| Country: | United States  |
| IATA Code: | LFT |
| ICAO Code: | KLFT |
| Coordinates: | 30°12′19″N, 91°59′15″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 |
Lafayette to Watertown flight path
Shortest flight path between Lafayette Regional Airport (LFT) and Watertown Regional Airport (ATY).
Frequent Flyer Miles Calculator
Lafayette (LFT) → Watertown (ATY).
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