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

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

The driving distance from Riverton (RIW) to Watertown (ATY) is 814 miles / 1310 kilometers, and travel time by car is about 14 hours 50 minutes.

Distance from Riverton to Watertown

There are several ways to calculate the distance from Riverton to Watertown. 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 Riverton to Watertown?

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

What is the time difference between Riverton and Watertown?

The time difference between Riverton and Watertown is 1 hour. Watertown is 1 hour ahead of Riverton.

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

On average, flying from Riverton to Watertown 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 Riverton to Watertown

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

Airport information

Origin	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

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