How far is Riverton, WY, from Watertown, SD?

The distance between Watertown (Watertown Regional Airport) and Riverton (Central Wyoming Regional Airport) is 577 miles / 929 kilometers / 502 nautical miles.

The driving distance from Watertown (ATY) to Riverton (RIW) is 813 miles / 1309 kilometers, and travel time by car is about 14 hours 49 minutes.

Distance from Watertown to Riverton

There are several ways to calculate the distance from Watertown to Riverton. Here are two standard methods:

Vincenty's formula (applied above)

• 577.304 miles
• 929.080 kilometers
• 501.663 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

• 575.825 miles
• 926.701 kilometers
• 500.378 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 Watertown to Riverton?

The estimated flight time from Watertown Regional Airport to Central Wyoming Regional Airport is 1 hour and 35 minutes.

What is the time difference between Watertown and Riverton?

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

Flight carbon footprint between Watertown Regional Airport (ATY) and Central Wyoming Regional Airport (RIW)

On average, flying from Watertown to Riverton generates about 110 kg of CO2 per passenger, and 110 kilograms equals 242 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Watertown to Riverton

See the map of the shortest flight path between Watertown Regional Airport (ATY) and Central Wyoming Regional Airport (RIW).

Airport information

Origin	Watertown Regional Airport
City:	Watertown, SD
Country:	United States
IATA Code:	ATY
ICAO Code:	KATY
Coordinates:	44°54′50″N, 97°9′16″W

Destination	Central Wyoming Regional Airport
City:	Riverton, WY
Country:	United States
IATA Code:	RIW
ICAO Code:	KRIW
Coordinates:	43°3′51″N, 108°27′35″W