How far is Watertown, SD, from Grand Island, NE?
The distance between Grand Island (Central Nebraska Regional Airport) and Watertown (Watertown Regional Airport) is 279 miles / 448 kilometers / 242 nautical miles.
The driving distance from Grand Island (GRI) to Watertown (ATY) is 347 miles / 559 kilometers, and travel time by car is about 6 hours 31 minutes.
Central Nebraska Regional Airport – Watertown Regional Airport
Search flights
Distance from Grand Island to Watertown
There are several ways to calculate the distance from Grand Island to Watertown. Here are two standard methods:
Vincenty's formula (applied above)- 278.640 miles
- 448.428 kilometers
- 242.132 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 278.855 miles
- 448.774 kilometers
- 242.319 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).
How long does it take to fly from Grand Island to Watertown?
The estimated flight time from Central Nebraska Regional Airport to Watertown Regional Airport is 1 hour and 1 minutes.
What is the time difference between Grand Island and Watertown?
There is no time difference between Grand Island and Watertown.
Flight carbon footprint between Central Nebraska Regional Airport (GRI) and Watertown Regional Airport (ATY)
On average, flying from Grand Island to Watertown generates about 66 kg of CO2 per passenger, and 66 kilograms equals 146 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Grand Island to Watertown
See the map of the shortest flight path between Central Nebraska Regional Airport (GRI) and Watertown Regional Airport (ATY).
Airport information
| Origin | Central Nebraska Regional Airport |
|---|---|
| City: | Grand Island, NE |
| Country: | United States  |
| IATA Code: | GRI |
| ICAO Code: | KGRI |
| Coordinates: | 40°58′2″N, 98°18′34″W |
| Destination | Watertown Regional Airport |
|---|---|
| City: | Watertown, SD |
| Country: | United States |
| IATA Code: | ATY |
| ICAO Code: | KATY |
| Coordinates: | 44°54′50″N, 97°9′16″W |