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How far is Sioux City, IA, from Watertown, SD?

The distance between Watertown (Watertown Regional Airport) and Sioux City (Sioux Gateway Airport) is 178 miles / 286 kilometers / 154 nautical miles.

The driving distance from Watertown (ATY) to Sioux City (SUX) is 196 miles / 315 kilometers, and travel time by car is about 3 hours 16 minutes.

Watertown Regional Airport – Sioux Gateway Airport

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178
Miles
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286
Kilometers
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154
Nautical miles

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Distance from Watertown to Sioux City

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

Vincenty's formula (applied above)
  • 177.626 miles
  • 285.861 kilometers
  • 154.353 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
  • 177.740 miles
  • 286.044 kilometers
  • 154.452 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 Sioux City?

The estimated flight time from Watertown Regional Airport to Sioux Gateway Airport is 50 minutes.

What is the time difference between Watertown and Sioux City?

There is no time difference between Watertown and Sioux City.

Flight carbon footprint between Watertown Regional Airport (ATY) and Sioux Gateway Airport (SUX)

On average, flying from Watertown to Sioux City generates about 51 kg of CO2 per passenger, and 51 kilograms equals 113 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 Sioux City

See the map of the shortest flight path between Watertown Regional Airport (ATY) and Sioux Gateway Airport (SUX).

Airport information

Origin 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
Destination Sioux Gateway Airport
City: Sioux City, IA
Country: United States Flag of United States
IATA Code: SUX
ICAO Code: KSUX
Coordinates: 42°24′9″N, 96°23′3″W